2007.5-2010 LMM Duramax Firepunk Proven A900 Transmission

Great For Mildly Modified Trucks Up To 900HP 2-Year Unlimited Mileage, 100% Workmanship Warranty
2007.5-2010 Firepunk Proven A900 Allison Transmission Features: Great For Mildly Modified Trucks Up To 900HP 2-Year Unlimited Mileage, 100% Workmanship Warranty Build List: All New Gaskets & Seals Allison Internal Filter Firepunk Filter lock Allison External Filter with Magnet New Allison Bearings Rebuilt or New Pump Flat Sanded & Pressure Tested Valve Body Upgraded Shift Valve Springs Upgraded  Trim Valves & Springs Upgraded Backfill Valve Upgraded Trim End Sleeve New Valve Body Filter Pump Pressure Modifications Modified Converter Flow Valve Custom Fluid Circuits in Bellhousing & Case New Speed Sensors New Solenoids New Intenal Harness New Tested Allison Pressure Manifold New Internal Range Sensor New Allison C1 Piston P1 Spacer GPZ or Alto C1 Frictions GPZ C2 Frictions LML/L5P Style C3/C4 Pistons & Return Springs Machined C3 Plate to allow higher Clutch capacity Excalliber, Suncoast or Alto non slotted C3/C4 Frictions with Kolene Steels PPE Pan Upgraded Flexplate DPC Billet Triple Disk Converter Signature Firepunk PTO Covers TCS Billet Input Shaft TCS Billet C2 Hub Goerend Billet P2 Planetary If your model is on Backorder, it will be a 2 week build time until the transmission ships out to you. Call if you have any other questions!