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. No items matching your criteria have been found. General motors and allison are ending a partnership that can be traced back nearly a century 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
They'll no longer wear that beautiful name. Gm's detroit diesel division purchased allison transmission back in 1970 Allison transmission is a global leader in automatic transmissions, with locations worldwide providing hybrid propulsion solutions for commercial vehicles and industries.
OPEN
