Product Description
Upgrade Your Allison with ATS Stage 2 Performance
The ATS 309-988-4248 LCT1000 5-Speed Stage 2 Package is a complete performance upgrade designed for 2001–2002 GM 8.1L gas 4WD trucks equipped with the Allison LCT1000 5-speed automatic transmission. This Stage 2 package delivers increased durability, improved torque capacity, and enhanced shift performance for towing, work, and performance applications.
Factory Allison transmissions in early GM trucks can struggle under increased load or heavy towing conditions. ATS addresses these limitations with a comprehensive Stage 2 upgrade package engineered to improve clutch holding strength, fluid control, and overall transmission reliability.
Whether you're hauling heavy loads or looking to improve transmission longevity, this ATS package provides a proven solution for demanding conditions.
Key Features:
- Stage 2 performance upgrade for Allison LCT1000 5-speed transmissions
- Increased clutch holding capacity for higher torque applications
- Improved shift quality and transmission response
- Designed for towing, heavy-duty, and performance use
- Enhanced durability over stock components
- Engineered by ATS Diesel Performance
FAQ
What is included in a Stage 2 package?
ATS Stage 2 packages typically include upgraded clutches, seals, and internal components designed to improve holding capacity and durability.
Is this a complete transmission?
Yes, this is a complete upgraded transmission package, not just individual components.
Is this good for towing?
Absolutely. This package is specifically designed to handle heavy towing and increased load conditions.
Will this improve transmission lifespan?
Yes, upgraded internal components and improved design significantly increase durability compared to stock units.
Fitment:
- 2001–2002 Chevrolet Silverado 2500HD / 3500
- 2001–2002 GMC Sierra 2500HD / 3500
- 8.1L Vortec Gas Engine
- 4WD Models Only
- Allison LCT1000 5-Speed Automatic Transmission
Note: Fitment should always be verified based on vehicle configuration and drivetrain.
Specifications for ATS 309-988-4248
| ATS 309-988-4248 Product Specifications | |
|---|---|
| Part Number | 309-988-4248 |
| Brand | ATS Diesel Performance |
| Product Type | LCT1000 Stage 2 Transmission Package |
| Transmission Compatibility | Allison LCT1000 5-Speed |
| Engine Compatibility | 8.1L GM Vortec Gas |
| Drivetrain | 4WD |
| Vehicle Fitment | 2001–2002 GM Silverado / Sierra 2500HD & 3500 |
| UPC | N/A |
| GTIN | N/A |
| Shipping Weight | Approx. 325 lbs |
| Shipping Dimensions | Freight Shipping Required |
| Core Charge | Yes, refundable core charge applies |
| California Prop 65 | WARNING: Cancer & Reproductive Harm - www.P65Warnings.ca.gov |
