Product Description
The ATS 309-823-4362 Stage 2 Allison LCT1000 Transmission Package is a performance-built upgrade designed for 2011–2016 6.6L LML Duramax trucks equipped with 2WD and PTO functionality. This transmission is engineered to handle increased power demands while maintaining excellent drivability, making it ideal for towing, work trucks, and mild performance applications.
Built with upgraded clutch packs, improved internal components, and ATS’s precision engineering, this Stage 2 package significantly increases torque capacity over stock while addressing common factory weaknesses. The included ATS Five Star torque converter enhances power transfer efficiency and reduces slippage under load.
Designed for reliability and performance, this transmission is perfect for trucks that see heavy towing, fleet use, or daily driving with added horsepower. The PTO capability ensures compatibility with work truck applications requiring auxiliary equipment operation.
FAQ
Q: What is the main benefit of the ATS Stage 2 transmission?
A: It provides increased torque capacity, improved durability, and better shift quality compared to the factory transmission while maintaining smooth daily drivability.
Q: Does this transmission support PTO functionality?
A: Yes, this package is specifically designed for trucks requiring PTO (Power Take-Off) capability.
Q: Is this transmission good for towing?
A: Absolutely. It is built for heavy towing and work applications with improved clutch capacity and reliability.
Q: Does it include a torque converter?
A: Yes, it includes the ATS Five Star torque converter for improved efficiency and performance.
Fitment
- 2011 Chevrolet Silverado 2500HD/3500HD 6.6L LML Duramax (2WD w/ PTO)
- 2012 Chevrolet Silverado 2500HD/3500HD 6.6L LML Duramax (2WD w/ PTO)
- 2013 Chevrolet Silverado 2500HD/3500HD 6.6L LML Duramax (2WD w/ PTO)
- 2014 Chevrolet Silverado 2500HD/3500HD 6.6L LML Duramax (2WD w/ PTO)
- 2015 Chevrolet Silverado 2500HD/3500HD 6.6L LML Duramax (2WD w/ PTO)
- 2016 Chevrolet Silverado 2500HD/3500HD 6.6L LML Duramax (2WD w/ PTO)
- 2011-2016 GMC Sierra 2500HD/3500HD 6.6L LML Duramax (2WD w/ PTO)
Key Features
- Stage 2 performance-built Allison LCT1000 transmission
- Increased torque capacity over stock
- Upgraded clutch packs and internal components
- ATS Five Star torque converter included
- PTO (Power Take-Off) compatible
- Improved shift quality and durability
- Ideal for towing, work trucks, and daily driving
Specifications for ATS 309-823-4362
| Specification | Details |
|---|---|
| Part Number | 309-823-4362 |
| UPC | Not Available |
| GTIN | Not Available |
| Transmission Type | Allison LCT1000 Stage 2 |
| Drivetrain | 2WD |
| PTO Compatibility | Yes |
| Engine Compatibility | 6.6L Duramax LML |
| Model Years | 2011 - 2016 |
| Torque Capacity | Upgraded Over Stock |
| Shipping Weight | Approximately 350-400 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 |
