This manual covers the Allison AT500 and AT1500 series transmissions. These transmissions are engineered for robust performance and reliability in a variety of demanding applications. Their design emphasizes durability and efficiency, making them a trusted choice for commercial and industrial vehicles.

This comprehensive service repair manual provides detailed instructions for the maintenance, repair, and rebuilding of your Allison AT500 or AT1500 transmission. It includes all necessary procedures, technical specifications, and guidance to ensure your transmission operates at peak performance and longevity. This resource is invaluable for owners, technicians, and mechanics alike.