2001-2022 Duramax 6.6L Allison 1000 Randy's Transmission Stage 2 725HP (311241031)
- Overview
- Features
The Stage 2 Allison is our most popular high-performance transmission for the Duramax pickups; designed to handle up to 725 horsepower. This transmission is ideal for high-performance vehicles and heavy-duty trucks that require a reliable and durable transmission that can handle high power output. The Stage 2 Allison is built with heavy-duty components and features upgraded clutches, valve body modifications, and our in house built torque converter. These upgrades allow the transmission to handle the increased power output while maintaining smooth and consistent shifting. The Stage 2 Allison is a popular choice among performance enthusiasts and truck owners who demand the best in performance and reliability.
- Raybestos or ALTO G3 C-3 C-4 Torque kit custom machined pressure plates
- LML style pistons and return springs
- Raybestos or ALTO G3 C-1, C-2 Torque kit
- Ratio Tek pressure upgrades
- Transgo trim valves
- New torrington bearings
- Randy’s Torque converter with billet stator
- New OE filters
- HD Cast Aluminum deep pan
- Flexplates are not included on Allison builds to shops or retail
Shipping
Most orders are shipped 1-2 weekdays after an order is placed, depending on availability. Some products are shipped directly from manufacturers and may be subject to duty and taxes.
Availability
Not all products are stocked in house. Please check for availability as some products may be backordered.
