Suncoast CAT1 500 HP CUSTOM ALLISON TRANSMISSION WITH CONVERTER 4WD (GMAX-CAT1-LB7-0103-4WD) for 2001-2003 Duramax LB7

$8,100.00Purchase & earn 8,100 points!

The Suncoast Category 1 Suncoast 500 HP Custom Allison Transmission (GMAX-CAT1-LB7-0103-4WD) is a high-performance transmission upgrade for 2001–2003 GM Duramax LB7 4WD trucks. Designed to handle up to 500 horsepower, it includes a precision torque converter and enhanced internal components for improved torque transfer, durability, and cooling. Ideal for towing and high-performance use, it offers a significant reliability and performance boost over the stock transmission.

Core Charge*

Cores must be shipped within 30 days.

Total: $8,100.00
6 People watching this product now!
SKU: GMAX-CAT1-LB7-0103-4WD Categories: , , ,
Description

The Suncoast Category 1 Suncoast 500 HP Custom Allison Transmission with Converter (GMAX-CAT1-LB7-0103-4WD) is a high-performance transmission upgrade specifically engineered for 2001–2003 GM Duramax LB7 4WD trucks. Designed to handle up to 500 horsepower, this custom-built Allison transmission is an ideal solution for diesel enthusiasts looking to enhance towing capability, durability, and overall drivetrain performance. The package includes a precision-built torque converter, optimized for improved torque transfer and efficiency. Utilizing Suncoast’s proven GMAX components, this transmission offers increased clutch capacity, enhanced cooling, and upgraded internals to withstand the demands of high-powered applications. Whether you’re towing heavy loads or seeking improved reliability under performance conditions, the Category 1 transmission provides a significant upgrade over stock for your Duramax LB7.

Additional information
Weight 48 lbs
Dimensions 19 × 16 × 13 in
Fitment

Fitment

2001-2004 Duramax LB7

Features

Features

Transmission Features:

  • Constructed With High-Quality Components
  • Dependable Service Life
  • Comes With Torque Converter

Improve Your Off-Road Performance

Get improved transmission performance when you upgrade your transmission to the Suncoast category 1 transmission here at Alligator. Take your rig off-roading to sport your new power and performance with enhanced speeds. This transmission ensures your higher horsepower helps with longer duration use without over exerting your engine and other components under the hood. Feel the difference with your rig’s performance with a quick trip or long weekend off-road with new and improved horsepower.

Note: Allison CAT1 500 Hp Trans With Converter 2001-2003 4WD

Reviews (0)

Reviews

There are no reviews yet.

Only logged in customers who have purchased this product may leave a review.

About brand
SunCoast Diesel Performance builds transmission and drivetrain upgrades for diesel trucks. The company focuses on strength, durability, and torque handling. SunCoast diesel transmissions support towing, daily driving, and performance use. SunCoast designs torque converters, valve bodies, and transmission components. These parts help handle increased power and heavy loads. Stronger driveline parts improve reliability under stress. Diesel owners trust the brand for proven transmission solutions. These upgrades perform well in real-world driving conditions.
Shipping & Delivery