Avro Vulcan XH558 Engine Runs Scheduled at Doncaster Sheffield Airport in 2026

The Fastest Boeing Jet Currently in Service The Boeing 747-8 Intercontinental: A Legacy of Speed and Efficiency The Boeing 747-8 Intercontinental (747-8I) holds the distinction of being the fastest Boeing passenger jet currently in operational service, routinely cruising at speeds between Mach 0.85 and 0.86, equivalent to approximately 570 mph (915 km/h) at cruising altitude. Known as the “Queen of the Skies,” the 747-8I continues the legacy of the iconic 747 family by combining substantial size, extended range, and enhanced fuel efficiency. These attributes make it a preferred choice for airlines aiming to optimize the economics of long-haul routes. Introduced in 2011 and entering service with Lufthansa in 2012, the 747-8I was developed as a significant upgrade to the 747-400. Boeing extended the fuselage, redesigned the wing structure, and modernized the upper deck layout to improve passenger comfort and operational performance. A key innovation was the integration of the GEnx engine, derived from the 787 Dreamliner’s powerplant but specifically optimized for the 747-8. This engine not only enhanced fuel economy but also substantially reduced noise levels. The aircraft features dual chevrons and sound-absorbing liners that lower takeoff noise, while simplified flaps contribute to quieter landings. Boeing reports that the 747-8 is 15 decibels quieter than the International Civil Aviation Organization’s (ICAO) Stage 4/Chapter 4 noise limits. Aerodynamic refinements further distinguish the 747-8I from its predecessors. Unlike the 747-400’s winglets, the 747-8I employs a deeper, thicker wing with raked wingtips, which improves fuel efficiency and reduces drag at high speeds. The scalloped trailing edges on the engine nacelles, a design first introduced on the 787, smooth airflow and contribute to noise reduction. Each GEnx engine produces approximately 66,500 pounds of thrust, enabling the aircraft to carry heavier payloads while maintaining its high cruise speed. Emerging Competition and Industry Challenges While the 747-8I has long been recognized as Boeing’s fastest passenger jet, the Boeing 787 Dreamliner now matches its top speed, cruising at around Mach 0.85. The Dreamliner’s advanced composite airframe, superior fuel efficiency, and state-of-the-art avionics have made it a popular choice among airlines operating long-haul routes. This has reinforced Boeing’s reputation for producing high-speed, efficient widebody aircraft that meet evolving market demands. Despite these technological achievements, Boeing faces significant challenges. Reports from December 2025 indicate concerns regarding the company’s delivery targets and cash flow, which have contributed to market uncertainty. Boeing’s stock has experienced volatility amid delivery delays, safety concerns, and difficulties integrating new technologies. Meanwhile, competitors are capitalizing on these setbacks by advancing their own technological capabilities and strengthening their market positions, intensifying competition in the high-speed, long-haul aviation sector. Both the Boeing 747-8I and the 787 Dreamliner exemplify the company’s commitment to speed and innovation, each capable of cruising at Mach 0.85. As Boeing navigates operational and financial pressures, these aircraft remain central to its strategic efforts and the broader contest among global aerospace leaders.

Quintana Roo Secures $24.3 Million Deal for MRO and Cargo Services Quintana Roo has become the first Mexican state to attract foreign investment under the federal government’s Development Hubs for Well-Being initiative, following the signing of a memorandum of understanding with Zenith Aeronáutica. Valued at US$24.3 million, the agreement will finance the establishment of two aviation service units in Chetumal: the Zenith MRO maintenance facility and the Zenith Cargo terminal. Strategic Investment and Regional Development This deal represents the inaugural direct foreign investment within the “Plan México” framework, championed by President Claudia Sheinbaum. Governor Mara Lezama underscored the importance of the agreement, stating that it confirms the southern region’s significant potential and positions Chetumal as a strategic hub for the aeronautical industry. She emphasized the government’s commitment to fostering projects that generate employment, strengthen new productive sectors, and ensure inclusive development. The memorandum details collaboration on deep maintenance and aircraft repair services, alongside the creation of a cargo service center designed to support routes throughout the Caribbean and Central America. Canada-based Alberta Aviation Capital Corporation (AAC), an aircraft and engine leasing company, has pledged to deploy its fleet to the new Chetumal MRO facility and utilize the cargo terminal for its regional operations. AAC Vice President Luis Sergio De Urioste Limario and Zenith Aeronáutica CEO Eduardo Mauricio Pérez joined Governor Lezama at the signing ceremony. Governor Lezama highlighted AAC’s participation as a critical factor in reinforcing the platform’s operational viability and attracting further North American clients. She cited Chetumal’s strategic location, logistics connectivity, Free Zone status, and existing Strategic Fiscal Precinct as key advantages. The city’s international airport, its connection to Tulum airport, and the upcoming Maya Train station—expected to offer cargo services—further enhance the region’s capacity for multimodal operations. Challenges and Future Prospects Despite the promising outlook, the project faces potential challenges as it enters a competitive market. Industry analysts suggest that Quintana Roo’s initiative may provoke increased scrutiny from competitors and could alter market dynamics. Rival firms might intensify efforts to secure comparable contracts or lobby for regulatory changes that could impact the state’s operations. Moreover, the successful integration of operations and adherence to stringent regulatory standards will be essential for the long-term sustainability of the new facilities. Governor Lezama described the investment as the product of close coordination with the private sector, calling it a decisive step toward enhanced competitiveness and shared prosperity for Quintana Roo. She noted that the commitment by Zenith Aeronáutica and AAC reflects confidence in the governments of the Fourth Transformation, which promote balanced development. Zenith Aeronáutica’s planned operations are expected to create hundreds of direct and indirect jobs in southern Quintana Roo. The company also intends to incorporate renewable energy solutions into both the MRO workshop and the cargo terminal, aligning with federal and state goals for sustainable industrial growth.

Textron Aviation Appoints Justin Salmans as Senior Vice President of Supply Chain Textron Aviation has announced the appointment of Justin Salmans as its new Senior Vice President of Supply Chain, a strategic decision aimed at strengthening the company’s position amid a rapidly changing aerospace environment. In his new role, Salmans will be responsible for overseeing production, aftermarket, and defense procurement across Textron Aviation, Textron Aviation Defense, and related entities. Extensive Experience in Aerospace and Supply Chain Management Bringing over three decades of experience in aerospace and supply chain leadership, Salmans has held significant roles at GE Aircraft Engines and Spirit AeroSystems, where he honed his expertise in manufacturing, business development, and supply chain operations. Since joining Cessna in 2011, he has played a pivotal role in its integration into Textron Aviation and contributed to initiatives that have enhanced the company’s operational capabilities. Salmans’ appointment arrives at a critical juncture for Textron Aviation and the wider aerospace industry, which continues to grapple with persistent supply chain disruptions, geopolitical uncertainties, and labor shortages. His leadership is expected to bolster the company’s supply chain resilience and drive strategic growth initiatives to meet evolving customer demands. Through targeted investments and operational adjustments, Salmans aims to help Textron Aviation sustain its competitive advantage in a challenging market. Prior to rejoining Textron Aviation, Salmans served as Chief Procurement Officer at Bass Pro Shops, where he successfully managed the complex integration of Cabela’s and Bass Pro Shops. This experience underscores his capacity to lead large-scale procurement operations and execute major organizational integrations—skills that will be critical as Textron Aviation navigates ongoing industry pressures. Credentials and Industry Impact Salmans holds certifications as a Six Sigma Black Belt and Lean Manufacturing leader, reflecting his dedication to process improvement and operational efficiency. He earned an MBA from Baker University and a bachelor’s degree in industrial engineering from Kansas State University. Industry analysts suggest that Salmans’ appointment may enhance investor confidence in Textron Aviation’s supply chain management capabilities. As the company fortifies its operations, competitors are likely to respond with similar strategic hires to strengthen their own supply chain resilience. This emphasis on robust supply chain leadership aligns with a broader industry trend, as aviation firms seek to mitigate risks and maintain market competitiveness amid ongoing disruptions. Textron Aviation’s decision to appoint Salmans signals a clear commitment to operational excellence and strategic growth. His extensive background and proven leadership are expected to guide the company’s supply chain through current challenges and position it for sustained success in the future.

Delivery Delays and Canceled SAF Projects Prompt Focus on Fuel Efficiency The aviation sector is intensifying its efforts to reduce fuel consumption and carbon emissions from existing fleets amid ongoing supply chain disruptions and setbacks in sustainable aviation fuel (SAF) development. Delays in new aircraft deliveries, coupled with the cancellation of several SAF projects by oil companies, have compelled airlines and manufacturers to prioritize operational efficiency and alternative emission reduction strategies. Industry Response to Operational Challenges German flag carrier Lufthansa recently reported saving approximately 54,000 metric tons (17.9 million gallons) of jet fuel over the past three years through the implementation of more than 90 fuel-saving initiatives. This achievement underscores a wider industry trend, as airlines seek immediate and practical solutions to curb emissions in the face of uncertainty surrounding fleet renewal timelines and SAF availability. The International Air Transport Association (IATA) has highlighted the financial and environmental costs associated with inefficient fuel use, noting that airlines lose hundreds of millions of dollars annually due to jet fuel wasted during aircraft idling on the ground before takeoff. Despite advances in fuel efficiency, IATA data indicates that overall aircraft carbon emissions continue to rise, emphasizing the urgency of effective mitigation measures. Challenges and Shifts in Sustainable Aviation Fuel The delays in aircraft deliveries and the cancellation of several SAF projects have reinforced the need for direct and actionable approaches to emissions reduction. Although SAF production is gradually increasing, the industry recognizes that scaling up to meet global demand remains a significant long-term challenge. In response, airlines are investing not only in fuel-saving technologies and operational improvements but also adapting to market pressures and competitive dynamics. European carriers, in particular, are intensifying efforts to eliminate greenwashing and focus on the authentic use of sustainable aviation fuel. This shift reflects heightened regulatory scrutiny and growing consumer demand for transparency in environmental claims, underscoring the importance of credible sustainability initiatives. Governments and industry stakeholders are also advancing domestic SAF production capabilities. For example, Australia’s NSW Renewable Fuel Strategy aims to develop a sustainable aviation fuel sector that enhances both environmental outcomes and national fuel security. Similarly, new investments are emerging globally, such as Aether Fuels’ recent agreement to build a gas-to-liquid SAF plant in Singapore, signaling growing momentum in SAF infrastructure development. As airlines contend with delivery delays and evolving SAF landscapes, the pursuit of enhanced fuel efficiency and genuine sustainability measures remains a central priority for the aviation industry.

Embraer Launches AI-Powered Smart Planning Solution **Sao Jose dos Campos, Brazil** – Embraer has introduced Smart Planning, an artificial intelligence-driven platform designed to revolutionize inventory management and supply chain integration within its aircraft manufacturing operations. Developed in collaboration with Aquarela Analytics, this initiative marks a pivotal advancement in Embraer’s digital transformation strategy, aimed at enhancing data-driven decision-making and operational efficiency. Transforming Supply Chain and Inventory Management Smart Planning employs sophisticated predictive analytics to optimize inventory levels, streamline procurement processes, and increase supply chain responsiveness. The solution was developed over a ten-month period, during which more than two terabytes of operational data were analyzed. By combining Embraer’s Agile framework with Aquarela Analytics’ Data Culture Methodology, the project advanced from initial data extraction to the deployment of AI models and interactive dashboards that provide real-time insights. Dimas Tomelin, Embraer’s Vice President of Strategy, Digital and Innovation, underscored the significance of the new tool, describing it as the most advanced data instrument integrated into the company’s processes. He explained that Smart Planning offers an interactive control panel for materials used in aircraft production, enabling the planning team to better manage purchases and stock levels. This enhanced predictability helps mitigate risks associated with material shortages or surpluses through the application of artificial intelligence and forecasting models. Marcos Santos, CEO of Aquarela Analytics, highlighted the complexity and depth of the collaboration. He noted that the project demanded the full application of their expertise in data analysis, platform development, and AI algorithms to transform and integrate Embraer’s operational systems. Santos emphasized that the scope of the project expanded progressively as complexity increased and results were evaluated at each stage. Challenges and Industry Implications While Smart Planning is anticipated to yield substantial benefits—including cost reductions, improved product quality, and strengthened supplier relationships—it also faces significant challenges. Integrating the AI-driven system with Embraer’s existing infrastructure and ensuring compliance with the stringent standards of the aviation industry will be crucial to its successful implementation. The aerospace sector is closely monitoring how this innovation will influence production timelines and operational efficiency, especially as Embraer reaffirms its commitment to meeting 2025 production targets amid ongoing supply chain pressures. Industry analysts observe that Embraer’s adoption of AI may prompt competitors to accelerate their own investments in similar technologies. Comparable initiatives, such as BOAL Extrusion’s use of AI for operational planning, reflect a broader trend toward digital transformation in aerospace manufacturing. However, the financial implications of deploying such advanced systems continue to attract scrutiny from investors and market experts. As Embraer expands its digital capabilities, Smart Planning represents a foundational step toward intelligent manufacturing. The company aims to harness artificial intelligence not only to enhance production efficiency and business resilience but also to establish new benchmarks for innovation within the aerospace industry.

Vietjet Expands Fleet with Delivery of 22 Aircraft Amid Industry Challenges Vietnamese low-cost carrier Vietjet is poised to conclude 2025 with its largest fleet expansion to date, as it prepares to receive 22 new aircraft before the end of the year. The latest addition, an Airbus A321neo ACF registered as VN-A580, is expected to arrive this Christmas, marking a significant milestone for the airline amid ongoing global aircraft shortages and supply chain disruptions. Strategic Allocation and Network Growth The newly acquired aircraft will be strategically distributed across Vietjet’s operations to enhance network capacity and operational flexibility. Nine Boeing aircraft are designated for Vietjet Thailand, while seven next-generation Airbus jets will bolster the Vietnam-based fleet. Additionally, four wet lease aircraft will be deployed to manage peak travel periods, and two COMAC aircraft will be dedicated to servicing routes to Con Dao. This expansion coincides with the launch of ACMI operations by BBN Airlines Thailand, with Vietjet Thailand as its inaugural partner. The timing is particularly significant as it precedes the Lunar New Year 2026, a period traditionally marked by heightened travel demand. Vietjet aims to capitalize on this increased capacity to accommodate seasonal surges and support its growing international network. Industry Challenges and Competitive Landscape Vietjet’s ambitious fleet growth unfolds against a challenging backdrop for the global aviation industry. Airlines worldwide continue to face aircraft shortages and delivery delays, compounded by persistent supply chain issues. The recent grounding of certain Airbus A320-series aircraft due to fuselage panel quality concerns has further complicated supply reliability, potentially affecting delivery schedules for carriers globally. Despite these obstacles, Vietjet’s ability to secure 22 aircraft within a single month highlights its strong financial position and solid relationships with manufacturers and lessors. This expansion intensifies competition within the low-cost carrier segment, where rivals such as Wizz Air are recalibrating growth plans in response to engine groundings and deferred deliveries. Meanwhile, regional competitors like Air Astana are modernizing their fleets with Airbus A320neo-family aircraft, reflecting a broader industry trend toward newer, more fuel-efficient models. Modernization and Market Positioning The incoming aircraft primarily consist of modern, fuel-efficient models, reinforcing Vietjet’s status as one of Southeast Asia’s larger carriers. Since its inception just over a decade ago, the airline has rapidly expanded its fleet to challenge more established regional players. The additional capacity will support both domestic routes within Vietnam and international connections across the Asia-Pacific region, aligning with the ongoing recovery and rising travel demand following the pandemic. Vietjet’s fleet expansion underscores its strategic focus on strengthening its presence in the competitive regional aviation market while effectively navigating the operational and supply chain challenges confronting the industry.

Qantas Returns Final A380 to Service Amid Fleet Renewal and Industry Challenges Qantas has reintroduced its tenth and final Airbus A380 to service, marking the end of nearly six years of storage and completing the largest maintenance undertaking in the airline’s 105-year history. The aircraft, named in honour of Qantas co-founder Paul McGinness, has arrived in Sydney and will initially operate as an operational spare during the busy Christmas period. Beginning January 1, 2026, it will enhance international capacity by enabling daily A380 flights on the Sydney–Dallas route. Extensive Maintenance and Fleet Strategy The return of the A380 represents a significant achievement for Qantas, both from an engineering perspective and as part of its broader fleet renewal strategy. Maintenance and engineering teams from across the globe dedicated over 100,000 hours to the project, which encompassed a full cabin refurbishment, heavy maintenance checks, landing gear replacement, and assessment flights. The complexity of the work required the transportation of parts by land, sea, and air to ensure the aircraft met operational standards. Qantas International CEO Cam Wallace emphasised the strong customer preference for the A380, noting that the superjumbo fleet carried more than one million international passengers in the past year alone. The reintroduction of the final A380 will allow the airline to increase seat availability on high-demand long-haul routes, including Dallas, Singapore, and Johannesburg. Each A380 now features a reconfigured cabin layout with 14 First Class, 70 Business, 60 Premium Economy, and 341 Economy seats. All aircraft have undergone comprehensive upgrades, including refurbished First Class cabins, an enhanced upper-deck lounge, and expanded premium seating options. Navigating Industry Challenges and Future Plans Qantas’s investment in the A380 fleet comes amid a challenging operating environment marked by geopolitical uncertainty and fuel price volatility, factors that continue to affect international carriers worldwide. Despite these headwinds, the airline has proceeded with its fleet renewal programme, gradually returning its A380s to service following extensive engineering and cabin upgrades. The scale of the project underscores Qantas’s commitment to operational excellence and long-term growth. The airline’s efforts also reflect wider industry dynamics. Competitors such as American Airlines have demonstrated resilience through rapid operational responses during recent Airbus recalls, highlighting the importance of fleet flexibility and maintenance readiness. Meanwhile, Qantas is preparing for the next phase of its long-haul strategy with Project Sunrise, which aims to launch nonstop flights from Sydney to London and New York using specially modified Airbus A350-1000 aircraft. This initiative is poised to redefine ultra-long-haul travel and further modernise Qantas’s international network. As Qantas celebrates the return of its final A380, the airline continues to balance the challenges of the current aviation landscape with strategic investments in fleet renewal and future growth, reaffirming its dedication to enhancing capacity and passenger experience on key international routes.

Perimeter Aviation Adopts Omnivex Software to Enhance Communications Perimeter Aviation, a regional airline operating across Manitoba and Ontario, has implemented Omnivex Ink digital signage software to revolutionize its communications and improve the passenger experience. This initiative marks the airline’s inaugural venture into digital signage, aiming to establish a centralized communications hub that seamlessly integrates flight information, corporate messaging, and community engagement content. Addressing Modern Communication Needs Serving a critical role in connecting remote northern communities with larger urban centers, Perimeter Aviation operates scheduled passenger, cargo, and charter flights that support regional accessibility, healthcare travel, and community connectivity. The airline manages its own terminal in Winnipeg and oversees customer service operations at 20 remote northern airports and commuter hubs throughout Ontario. A recent expansion of the Winnipeg terminal added 22,000 square feet and increased boarding capacity from one to three gates. This growth, coupled with rising passenger volumes, underscored the necessity for clear, real-time communication throughout the facility. In the summer of 2024, Perimeter Aviation identified several key objectives for upgrading its communications infrastructure. These included ensuring compliance with accessibility regulations by integrating both visual and audio messaging to better serve travelers with hearing, mobility, or vision impairments. The airline also sought to enhance the passenger experience by delivering timely updates on boarding, baggage, delays, and safety, presented in formats aligned with international standards. Additionally, the upgrade aimed to promote commercial initiatives such as loyalty programs, tourism partnerships, and promotional campaigns in a dynamic and engaging manner. Cost efficiency was another priority, with the airline looking to reduce expenses and labor associated with printing and distributing static signage. Finally, the project intended to elevate the terminal’s aesthetic and brand presence, strengthening passenger relationships and fostering employee pride. Selection and Implementation of Technology Following comprehensive market research conducted by its IT partner and local vendor PSB Integration Inc., Perimeter Aviation selected Omnivex Ink as its digital signage platform. PSB Integration played a pivotal role in coordinating hardware integration for the content management and public address systems, as well as overseeing on-site project management. The implementation was completed in spring 2025. Charity Scantlebury, director of marketing and communications at Perimeter Aviation, emphasized the platform’s accessibility capabilities, stating, “It was the solution that provided text-to-speech options, visual paging, and visual messaging, all of which support accessibility requirements under the Canadian Accessible Transportation for Persons with Disabilities Regulations and the Accessibility for Manitobans Act.” Challenges and Industry Implications The transition to a digital signage system involved several challenges, including ensuring seamless integration with existing infrastructure, managing the changeover without disrupting daily operations, and addressing potential resistance from staff accustomed to traditional communication methods. Despite these hurdles, the successful rollout positions Perimeter Aviation as a leader in passenger communication among regional carriers. The market response has been favorable, with increased investor confidence and growing interest from other aviation companies exploring similar technological upgrades. Competitors may accelerate their own communication technology initiatives or pursue partnerships with software providers to enhance their service offerings. By investing in Omnivex Ink, Perimeter Aviation underscores its commitment to accessibility, operational efficiency, and passenger satisfaction, setting a new benchmark for regional airline communications in Canada.

AAR Appoints Sarah Flanagan as Interim Chief Financial Officer AAR CORP. has named Sarah Flanagan as its interim Chief Financial Officer, effective December 11, 2025. Flanagan, who currently serves as Vice President of Financial Operations, will succeed Sean Gillen, who is departing to pursue opportunities outside the aviation sector. Experienced Leadership Amid Transition Flanagan joined AAR in 2012 and has advanced through a series of senior roles within the company’s finance organization, including serving as group CFO for its largest business segment. Her leadership has been instrumental in supporting AAR’s sustained growth, and she was appointed an officer of the company in 2017. Before joining AAR, Flanagan held various financial planning, analysis, and controller positions at Honeywell International, Inc., and began her career as an auditor with PwC. John M. Holmes, AAR’s Chairman, President, and CEO, acknowledged Gillen’s significant contributions during his seven-year tenure as CFO. Holmes highlighted Gillen’s role in executing the company’s strategy to reposition and strengthen its portfolio by focusing on higher-growth, higher-margin businesses. He extended best wishes to Gillen in his future endeavors. Holmes also expressed confidence in Flanagan’s capabilities, emphasizing her extensive industry knowledge and broad experience across global operations. Having worked closely with her over the past 13 years, he affirmed that she would provide strong leadership for the finance organization during this interim period. Strategic Implications and Industry Context Flanagan’s appointment arrives amid heightened scrutiny from investors and competitors alike. Market participants are expected to focus on her ability to maintain financial stability and sustain AAR’s growth trajectory. Industry analysts suggest that competitors may closely observe AAR’s financial performance and strategic direction during this leadership transition, potentially adjusting their own strategies in response. This leadership change also reflects broader trends within the aviation and transportation sectors, as companies contend with fluctuating U.S. rail volumes and other industry-specific challenges. As Flanagan assumes her new responsibilities, AAR’s performance during this interim phase will be closely monitored by stakeholders across the industry.

Airbus Reports Decline in November Deliveries Amid Quality Concerns Airbus experienced a notable decrease in aircraft deliveries in November, delivering 72 planes compared to 78 in October and 84 in November 2024. This decline has brought the company’s total deliveries for the year to 657, intensifying pressure on the European aerospace manufacturer to achieve its annual targets. Impact of Fuselage Quality Issue and Revised Targets The drop in deliveries follows the identification of a quality problem involving fuselage panels on certain A320 family aircraft, traced back to a Spanish supplier. Airbus announced the issue earlier in the week and is currently evaluating its potential effects on December deliveries. CEO Guillaume Faury acknowledged the difficulties posed by this development and emphasized the company’s close monitoring of the situation. In response to ongoing challenges, Airbus has adjusted its 2025 delivery target downward by 4 percent, now aiming to deliver approximately 790 aircraft instead of the previously projected 820. The company clarified that the term “around” allows for a margin of error of 20 planes. To meet this revised goal, Airbus would need to achieve a near-record 133 deliveries in December. Operational Challenges and Market Position Beyond the fuselage issue, Airbus continues to face delays related to engines, seats, and broader supply chain disruptions. These operational hurdles come amid strong market demand and intense competition from Boeing. November also saw Airbus managing a surprise software recall affecting certain jets, adding to the week’s challenges. Despite these setbacks, Airbus secured 75 new aircraft orders in November, bringing the year’s total to 797 gross orders, or 700 net after cancellations. While Airbus maintains a lead over Boeing in total deliveries, it trails its American rival in net new orders. From January to October, Boeing recorded 782 net orders after cancellations, surpassing Airbus in this key metric. Financial Outlook and Market Response Airbus has reaffirmed its financial objectives despite the operational difficulties, providing reassurance to investors following an initial dip in its share price. The company’s stock subsequently recovered as markets responded positively to its commitment to maintaining financial guidance. As the year draws to a close, Airbus remains focused on overcoming supply chain challenges and meeting its revised delivery targets.