BD Diesel TowMaster Allison 1000 Transmission & Converter Package (1064724SS) for 2004.5-2006 Duramax LLY
$5,515.00
The BD Diesel TowMaster Allison 1000 Transmission & Converter Package (1064724SS) is a high-performance upgrade for 2004.5–2006 GM Duramax LLY trucks. It features a remanufactured Allison 1000 transmission and a BD Triple Disc Torque Converter, designed to handle heavy towing demands. With upgraded clutch packs, valve body enhancements, and increased line pressure, it offers improved durability, torque capacity, and smoother shifting. Ideal for work or recreational towing, it ensures reliable, high-performance operation for Duramax LLY trucks.
Description
The BD Diesel TowMaster Allison 1000 Transmission & Converter Package (1064724SS) is a high-performance upgrade specifically engineered for 2004.5–2006 GM Duramax LLY trucks. Designed to handle the rigorous demands of towing and heavy-duty use, this transmission package includes a fully remanufactured Allison 1000 transmission paired with a BD Triple Disc Torque Converter. Built with enhanced clutch packs, improved valve body upgrades, and increased line pressure capabilities, it delivers superior durability and power transfer under load. The TowMaster is ideal for Duramax owners seeking reliable performance, increased torque capacity, and smoother shifts while hauling or towing heavy loads. Whether for work or recreation, this package ensures your LLY-powered truck is ready to perform with confidence.
Additional information
| Weight | 403 lbs |
|---|---|
| Dimensions | 44.5 × 27.3 × 23.5 in |
| Brand |
Fitment
2004.5-2006 Duramax LLY
Features
TRANSMISSION
- 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
TORQUE CONVERTER
- Enhanced Stall – Street/Towing applications
- Torque multiplying cast aluminum stators
- Lower rpm response than the stock converter
- More efficient operation
- Less heat and better fuel economy
- Stamp-forged steel front cover
- Furnace-brazed fins
- Up to triple the amount of lock-up clutch material
Installation
Warning
- No Race abuse covered
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Warning
Proposition 65
This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov.
