Product Description
The ATS 309-833-4248 Stage 3 Allison LCT1000 Transmission Package is a performance-built solution designed for 2001–2002 6.6L LB7 Duramax trucks requiring increased durability, towing strength, and daily drivability. Featuring upgraded internal components and enhanced clutch capacity, this 2WD transmission with PTO capability is engineered to handle significantly more power than stock without sacrificing reliability.
This Stage 3 package is ideal for work trucks, towing applications, and moderate performance builds. It delivers improved shift quality, reduced slippage, and increased torque holding capacity. The inclusion of ATS’s Five Star torque converter and precision-built internals ensures consistent performance under load while maintaining smooth operation for everyday driving.
Designed as a complete transmission solution, this package strengthens known factory weak points and provides dependable performance for trucks pushing beyond stock power levels.
FAQ
Q: What is the advantage of a Stage 3 transmission?
A: Stage 3 offers increased clutch capacity and upgraded internals, making it ideal for towing and moderate horsepower builds without going to a full race setup.
Q: What does PTO mean on this transmission?
A: PTO (Power Take-Off) allows you to run auxiliary equipment such as hydraulic pumps, making it perfect for work trucks and commercial applications.
Q: Is this transmission good for towing?
A: Yes, it is specifically designed to improve towing performance with better torque handling and reduced heat buildup.
Q: Does this include a torque converter?
A: Yes, this package includes the ATS Five Star torque converter for improved efficiency and durability.
Fitment
- 2001 Chevrolet Silverado 2500HD/3500HD 6.6L LB7 Duramax (2WD)
- 2001 GMC Sierra 2500HD/3500HD 6.6L LB7 Duramax (2WD)
- 2002 Chevrolet Silverado 2500HD/3500HD 6.6L LB7 Duramax (2WD)
- 2002 GMC Sierra 2500HD/3500HD 6.6L LB7 Duramax (2WD)
Key Features
- Designed for towing and moderate performance builds
- Increased clutch capacity over stock
- Enhanced durability and torque holding capability
- Includes ATS Five Star torque converter
- PTO (Power Take-Off) compatible for work applications
- Improved shift quality and reduced slippage
- Strengthened internal components
- Ideal for daily driving, towing, and fleet use
Specifications for ATS 309-833-4248
| Specification | Details |
|---|---|
| Part Number | 309-833-4248 |
| UPC | Not Available |
| GTIN | Not Available |
| Transmission Type | Allison LCT1000 Stage 3 |
| Drivetrain | 2WD |
| PTO Capability | Yes |
| Engine Compatibility | 6.6L Duramax LB7 |
| Model Years | 2001 - 2002 |
| Horsepower Rating | Up to 600 HP |
| Torque Capacity | Significantly increased over stock |
| Shipping Weight | Approximately 400 lbs |
| Shipping Method | Freight (Core Charge Applies) |
| Warranty | 5 Year / 500,000 Mile Limited Warranty |
| California Prop 65 | WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov |
