Randys Transmissions 311241030 Stage 1 Allison 1000 Transmission | 01-17 GM 6.6L Duramax 2500HD / 3500HD

Randy's Full Allison 1000 Stage 1 Build for trucks up to 500hp Max

Highlights:

• Raybestos C-3 and C-4 packs with additional clutch count
• Randy's Single Disc Billet Torque Converter
• Modified lock up valve
• Transgo Trim Valves
• New bonded pistons
• New c-1 and c-2 clutches
• New Bearings
• RatioTek pressure kit
• 3 week average build time