Allison propulsion solutions deliver unmatched quality, reliability and durability across a wide variety of applications. Allison hub™ provides a centralized location for access to allison technical information. After decades of gm hd trucks using allison transmissions, the partnership is ending on december 31, 2025 due to not coming to an agreement.
After more than two decades working together, general motors and allison transmission are officially splitting up. They'll no longer wear that beautiful name. The longstanding partnership between general motors (gm) and allison transmission is set to end after this year
Allison products are specified by over 250 vehicle manufacturers and are used in many market sectors, including bus, refuse, fire, construction, distribution, military, and specialty applications. General motors is done with allison transmission as their contract ends
