BD Diesel BD TowMaster Chevy Allison Transmission 2001-2004 LB7 4WD

The stock transmission is designed to handle the output of the stock engine, but not much more. Increase the durability of your drivetrain with a BD transmission. All transmissions come with BD's heavy duty transmission pan.

• Increase the durability of your drivetrain
• New A & B trim valves deliver full line pressure to the clutches
• Increased clutch count
• Clutch Count: C1 8 clutches (14% increase over stock)
• Clutch Count: C2 7 clutches (17% increase over stock)
• Clutch Count: C3 7 clutches (75% increase over stock)
• Clutch Count: C4 7 clutches (17% increase over stock)
• Clutch Count: C5 7 clutches (17% increase over stock)
• Each transmission is dyno tested
• BD Aluminum HD deep transmission pan, increases oil capacity by 3.5qt
• High energy GPZ(TM) frictions
• Revised oil circuits
• New convertor lock up valve to boost lock-up pressures