SKU: ATS309-822-4308

Stage 2 Allison LCT1000 Crate Transmission

Ships From Manufacturer in 15-20 Days
Confirmed fitment below
YEARS
2006-2007
MAKE / MODEL
GM/Chevrolet/GMC / Silverado/Sierra
SERIES
2500HD/3500HD
ENGINE
6.6L Duramax LBZ/6.6L Duramax LMM
Price
$6,994.99
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PRODUCT DETAIL

Key Features & Description

Features:

  • Fits 2006-2007 6.6L LBZ Duramax 2WD
  • Includes ATS performance-built LCT1000 transmission
  • Comes with ATS Five Star torque converter
  • Includes ATS deep transmission pan
  • Features ATS Co-Pilot transmission controller
  • Optimizes shift quality and torque capacity
  • Improves towing and performance drivability
  • Increases fluid capacity for cooler operation
  • Designed for heavy-duty diesel applications
  • Complete bolt-in transmission package

Ready Your LBZ for More Power and More Work

If you’ve added power or put your 2006–2007 Silverado or Sierra 2500HD/3500HD with the 6.6L LBZ Duramax through heavy towing and hauling, the ATS Stage 2 Allison LCT1000 Crate Transmission is the upgrade that makes sure your drivetrain can handle the pressure. This complete package is designed for 2WD trucks and comes with ATS’s fully built performance LCT1000 transmission. It includes their Five Star torque converter to improve torque transfer and low-end response while reducing slip under load. The included ATS deep transmission pan increases fluid capacity, helping control heat and extend the life of your transmission when your truck is working its hardest.

Enhanced Shift Control and Long-Term Durability

ATS rounds out the package with their Co-Pilot Transmission Controller, giving you full control over shift timing and torque converter lock-up to deliver smoother, more reliable performance on the road or under heavy load. Whether you’re hauling trailers, running extra horsepower, or just looking for a dependable upgrade to replace your worn-out stock transmission, this package is built to deliver. Designed as a direct-fit solution for 2WD Duramax trucks, it offers real improvements in drivability, towing confidence, and long-term durability. Be sure to account for the $500 freight shipping charge at checkout, but know you’re investing in one of the best transmission upgrades available for your LBZ.

Fits: 2006, 2007 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LBZ 2WD

Includes:

  • ATS 2WD 2006-2007 Allison LCT1000 Performance Transmission
  • ATS Allison LCT1000 Five Star Torque Converter (302-950-4248)
  • ATS Allison LCT1000 Deep Transmission Pan (301-900-4248)
  • ATS Co-Pilot Transmission Controller (601-924-4308)

Note: $500 Shipping surcharge will be added at checkout

FITMENT GUIDE

Exact Fitment — Verify Your Year

Year RangesYears
Make
Model
Series
Engine
2006-2007
GM/Chevrolet/GMC
Silverado/Sierra
2500HD/3500HD
6.6L Duramax LBZ/6.6L Duramax LMM

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