2001-2005 Sierra/Silverado 2500HD/3500HD Allison Firepunk F1 Transmission Package

Features:

• Great For Mildly Modified Trucks Up To 750HP
• 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
• Upgrade F Trim End Sleeve
• New Valve Body Filter
• Pump Pressure Modifications
• Modified Converter Flow Valve
• Custom Fluid Curcuits in Bellhousing & Case
• New Speed Sensors
• New Solenoids
• New Internal Harness
• New Tested Allison Pressure Manifold
• New Allison C1 & C2 Piston
  
• P1 Spacer
• GPZ C1 & 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
• Sleeved C2 Hub & Machined Sun Gear
• PPE Pan
• Upgraded Flexplate
• DPC Billet Triple Disk Converter
• Signature Firepunk PTO Covers

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!