INDIANAPOLIS, Oct. 28, 2026 /PRNewswire/ -- Allison Transmission Holdings, Inc. (NYSE: ALSN) ("Allison"), a global leader in high-performance mobility and work solutions, today announced it has been named Supplier of the Year by Idealease, one of North America's largest full-service commercial truck leasing and rental companies. The award marks Allison's third recognition from Idealease in eight years, having previously been honored as Supplier of the Year in 2018 and 2022.

Idealease presents its Supplier of the Year award to the partner that best demonstrates excellence in customer service responsiveness, product support and a commitment to building relationships at every level of the organization. The recognition is determined through evaluations by Idealease's affiliate network and corporate leadership, honoring suppliers that consistently deliver the reliability and value that commercial fleet operators depend on.

"Allison has established product performance and customer service standards that are simply unmatched in our industry, making them more than deserving of this year's Supplier of the Year award," said Dan Murphy, President and CEO of Idealease. "In our experience, every Allison team member carries the same passion for upholding these standards with true professionalism, and that consistency is exactly what we value in a supplier partner."

The partnership between Allison and Idealease spans four decades. Today, Idealease operates one of the largest medium-duty fleets in the world, with nearly 100% of its medium-duty vehicles equipped with Allison fully automatic transmissions. Across its network of more than 430 dealer-affiliated locations, Idealease offers full-service leasing, rental, dedicated maintenance for customer-owned vehicles and innovative fleet safety and compliance services — with Allison 1000, 2000, 3000 and 4000 Series™ transmissions powering vehicles throughout the fleet.

"Allison is proud to be recognized by such a respected organization in the commercial vehicle market, as it reflects our ongoing promise to remain close to our customers and deliver valuable products and solutions that keep fleets running efficiently and control costs over the long term," said John Coll, Senior Vice President, Allison Transmission Global Marketing, Sales & Service and Allison Corporate & Government Affairs. "We are committed to upholding the trusted role our transmissions play across Idealease's operations and among the rental and lease customers who depend on their vehicles every day."

About Allison
Allison Transmission Holdings, Inc. (NYSE: ALSN) ("Allison") is a global leader in high-performance mobility and work solutions built for the needs of the modern industrial world.  Allison operates through two business units: Allison Transmission and Allison Off-Highway Drive & Motion Systems. Headquartered in Indianapolis, Indiana, USA, the Company manufactures solutions which offer industry-leading value propositions across vital sectors such as infrastructure, mining, energy, agriculture, construction, transportation and national security. For over 110 years, Allison has been recognized as a reliable partner of choice, keeping essential industries moving anytime, in over 150 countries around the world. For more information, visit https://www.allisontransmission.com and https://allisonoffhighway.com.

About Idealease
Idealease, Inc. is a premier commercial truck lease and rental company in North America, delivering expertise, responsiveness and stability to the truck transportation industry. Headquartered in North Barrington, Illinois, Idealease supports a fleet of more than 45,000 trucks, tractors and trailers through a vertically aligned distribution network of more than 430 dealer-affiliated locations across the United States, Canada and Mexico. The company offers full-service leasing, rental, dedicated maintenance for customer-owned vehicles, and innovative fleet safety and compliance services, helping private fleets of all sizes transition from truck ownership to fully managed transportation solutions. For more information, visit https://www.idealease.com.

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SOURCE Allison Transmission Holdings Inc.