2001-2004 Duramax Towmaster 1000 Allison Transmission (4WD) (1064704)

Fits

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.

Part Number: 1064704

• Increase the durability of your drivetrain
• BD Aluminum HD deep transmission pan, increases oil capacity by 3.5qt
• High energy frictions
• Revised oil circuits
• New convertor lock up valve to boost lock-up pressures
• 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

Parts Only - No Race or Sled Pull use covered

• 36 Months
• 150,000 Miles
• Remote filter required for inspection with a cooler flow rate in GPM at Oil/Air transmission cooler outlet.
• BD torque converter must be installed at the time of installation of the transmission - use of a 3rd party or OE converter will invalidate the transmission warranty.