Product Description
The ATS 309-833-4332 Stage 3 Allison LCT1000 Transmission Package is a high-performance upgrade designed for 2007.5–2010 6.6L LMM Duramax trucks equipped with a 2WD drivetrain and PTO functionality. Built to significantly improve durability and torque capacity over stock, this transmission is ideal for towing, work trucks, and moderate performance applications.
Engineered with upgraded clutch packs, reinforced internals, and precision calibration, the ATS Stage 3 transmission eliminates common factory weaknesses while maintaining excellent drivability. The included ATS Five Star torque converter enhances power transfer efficiency, while the PTO capability ensures compatibility with work truck applications requiring auxiliary power.
This package is the perfect balance between performance and reliability, making it a top choice for daily-driven trucks that demand more strength than stock without stepping into full race-level builds.
FAQ
Q: What is the benefit of a Stage 3 transmission?
A: Stage 3 provides increased clutch capacity, improved torque handling, and stronger internal components compared to stock, making it ideal for towing and tuned trucks.
Q: Does this transmission support PTO functionality?
A: Yes, this package is specifically designed with PTO capability for work truck applications.
Q: Is a torque converter included?
A: Yes, it includes the ATS Five Star torque converter for improved efficiency and durability.
Q: What power levels can this transmission handle?
A: This transmission is suitable for moderate horsepower builds and heavy-duty towing, typically supporting up to approximately 600–650 HP depending on setup.
Fitment
- 2007.5 Chevrolet Silverado 2500HD/3500HD 6.6L LMM Duramax (2WD)
- 2008 Chevrolet Silverado 2500HD/3500HD 6.6L LMM Duramax (2WD)
- 2009 Chevrolet Silverado 2500HD/3500HD 6.6L LMM Duramax (2WD)
- 2010 Chevrolet Silverado 2500HD/3500HD 6.6L LMM Duramax (2WD)
- 2007.5 GMC Sierra 2500HD/3500HD 6.6L LMM Duramax (2WD)
- 2008 GMC Sierra 2500HD/3500HD 6.6L LMM Duramax (2WD)
- 2009 GMC Sierra 2500HD/3500HD 6.6L LMM Duramax (2WD)
- 2010 GMC Sierra 2500HD/3500HD 6.6L LMM Duramax (2WD)
Key Features
- Increased clutch capacity over stock
- Enhanced torque handling for towing and tuned applications
- ATS Five Star torque converter included
- PTO (Power Take-Off) compatible
- Upgraded internal components for durability
- Smooth, firm shift performance
- Ideal for work trucks and daily drivers
Specifications for ATS 309-833-4332
| Specification | Details |
|---|---|
| Part Number | 309-833-4332 |
| UPC | Not Available |
| GTIN | Not Available |
| Transmission Type | Allison LCT1000 Stage 3 |
| Drivetrain | 2WD |
| PTO Compatibility | Yes |
| Engine Compatibility | 6.6L Duramax LMM |
| Model Years | 2007.5 - 2010 |
| Horsepower Rating | Up to 650 HP |
| Use Case | Towing, Work Truck, Performance Daily Driver |
| 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 |
