ATS 309-852-4332 Stage 5 Allison LCT1000 Crate Transmission | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM 2WD

Features:

• Complete Stage 5 crate transmission system
• Includes ATS Five Star torque converter
• ATS Co-Pilot controller improves shift control
• Deep pan increases fluid capacity and cooling
• Billet input and intermediate shafts included
• Billet P2 carrier and C2 hub pre-installed
• Supports high horsepower and heavy loads
• Engineered for 2007.5–2010 2WD LMM Duramax
• Built to outperform stock transmission components
• Ideal for towing, racing, and high-performance driving
• Direct replacement for factory transmission
• $500 shipping surcharge due to freight size

Make Your Duramax Feel Unstoppable With Every Shift

When you’ve built your LMM Duramax to handle more power, you need a transmission that won’t back down. The ATS Stage 5 Allison LCT1000 Crate Transmission is built to handle the pressure, whether you're towing heavy, putting down big power on the street, or chasing wins at the track. This complete package transforms your 2007.5–2010 Silverado or Sierra 2500HD or 3500HD with smooth, responsive shifts and rock-solid durability. It includes ATS’s legendary Five Star torque converter for improved torque multiplication and drivability, along with their Co-Pilot transmission controller that keeps shifts tight and consistent. With billet internals and a deep pan that keeps things cool under load, this setup is made to go the distance. You’re not just replacing a transmission, you’re upgrading to something that’s built to outperform. If you’re ready to make your truck feel faster, stronger, and more reliable under pressure, this is the transmission package that delivers.

Precision Built To Handle Power And Protect Your Investment

The ATS 309-852-4332 Stage 5 Allison LCT1000 Crate Transmission is engineered specifically for 2WD 2007.5–2010 GM 6.6L Duramax LMM trucks and built to meet the demands of high-output diesel performance. This package includes a fully upgraded transmission featuring billet input and intermediate shafts, a billet P2 carrier, and a billet C2 hub with a modified P1 sun gear, components designed to maximize strength and longevity under extreme stress. The ATS Five Star torque converter improves efficiency and power transfer, especially at low RPM and during heavy towing. It also includes ATS’s deep transmission pan for increased fluid capacity, helping regulate temperatures in tough driving conditions. The Co-Pilot transmission controller adds advanced shift logic and pressure management to protect clutches and enhance performance. This system is a direct replacement but offers far greater durability than the factory transmission. A $500 shipping surcharge applies due to freight size and packaging. Designed to perform where factory transmissions fail, this package is ideal for heavy towing, performance builds, or daily-driven power builds that need reliable shifting under load.

Fits: [2007.5, 2008, 2009, 2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM 2WD

Notes:

• Fits 2007.5–2010 GM Silverado/Sierra 2500HD and 3500HD 2WD with 6.6L LMM Duramax
• Includes fully built Stage 5 ATS Allison LCT1000 transmission
• Comes with ATS Five Star torque converter for enhanced torque management
• Includes ATS Co-Pilot transmission controller for improved shift quality and control
• Features billet input and intermediate shafts for increased strength
• Billet P2 carrier and billet C2 hub with modified P1 sun gear pre-installed
• Deep transmission pan included to improve cooling and fluid capacity
• Designed to handle high horsepower and towing applications
• Engineered as a high-performance replacement for the factory unit
• $500 shipping surcharge will be added due to freight requirements