ATS 309-845-4308 Stage 4 Allison LCT1000 Crate Transmission | 2006-2007 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LBZ PTO 4WD

Features:

• Complete Stage 4 performance transmission package
• Built for 2006–2007 6.6L Duramax LBZ trucks
• Includes heavy-duty Five Star torque converter
• Comes with billet input and output shafts
• Features ATS Co-Pilot transmission controller
• Includes deep transmission pan for added cooling
• Designed for 4WD trucks with PTO provision
• Ideal for towing, racing, or high-performance use
• Increased clutch pack surface area for durability
• Improved line pressure and shift response
• Engineered to handle high horsepower builds
• $500 shipping surcharge applied at checkout

Put Your Power To The Ground With Confidence

When you’ve built your Duramax to make big power, the last thing you want is for your transmission to be the weak link. The ATS Stage 4 Allison LCT1000 Crate Transmission is the ultimate upgrade for 2006–2007 Silverado and Sierra HD owners who expect serious performance and reliability. This isn’t just a rebuilt unit, it’s a full transmission package built to handle aggressive towing, racing, or daily driving with high horsepower. It comes equipped with a billet input shaft, billet output shaft, and ATS’s Five Star torque converter, giving your truck the durability and torque transfer it needs to keep up with everything you throw at it. You’ll also get the ATS deep transmission pan to help keep temps in check and extend fluid life. Paired with the ATS Co-Pilot controller, this setup is designed to give you crisp, controlled shifts no matter the conditions. Whether you're hauling uphill or flooring it at the track, this Stage 4 package delivers the confidence and control you need.

Built To Handle Torque Heat And Heavy Loads

The ATS 309-845-4308 Stage 4 Allison LCT1000 Crate Transmission is a comprehensive solution for 2006–2007 GM 2500HD and 3500HD 6.6L Duramax LBZ-equipped trucks with 4WD and PTO capability. Engineered for extreme durability, it includes a 131mm Five Star torque converter, billet input and output shafts, and a deep transmission pan designed to increase cooling capacity. This system is ideal for trucks running elevated horsepower and torque levels, offering improved clutch engagement and reduced internal wear. The addition of the ATS Co-Pilot transmission controller allows for smarter pressure control, torque management, and improved shift consistency under heavy load. This setup significantly increases the holding capacity of the clutch packs while optimizing gear-to-gear transitions. Whether you're pushing your truck on the track, on the jobsite, or through mountainous terrain with a trailer in tow, this transmission package delivers the durability and performance you need. It's a full bolt-in upgrade, tested for real-world strength, and built to exceed OEM limits by a wide margin.

Fits: 2006, 2007 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LBZ PTO 4WD

Notes:

• Fits 2006–2007 Silverado/Sierra 2500HD and 3500HD 6.6L LBZ Duramax with 4WD and PTO
• Includes complete transmission, torque converter, deep pan, and Co-Pilot controller
• Equipped with billet input and output shafts for added strength
• Designed for high horsepower, towing, and performance use
• Five Star torque converter included for improved torque handling
• ATS Co-Pilot controller enhances shift quality and line pressure
• Deep transmission pan increases fluid capacity and cooling
• Not a basic rebuild—fully upgraded Stage 4 performance system
• Recommended for trucks with aftermarket tuning and modifications
• $500 shipping surcharge will be added at checkout