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SKU: SUNGMAX-CAT1-LB7-0103-4WD

Allison GMAX 500HP Capable Cat 1 Transmission Package with Converter

Ships From Manufacturer in 3-5 Days
Confirmed fitment below
YEARS
2001-2003
MAKE / MODEL
GM/Chevrolet/GMC / Silverado/Sierra
SERIES
2500HD/3500HD
ENGINE
6.6L Duramax LB7
$8,051
$8,300
SAVE $249
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PRODUCT DETAIL

Key Features & Description

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 CAT 1 500 Hp Trans With Converter 2001-2003 4WD

Vehicle Fitment 2001-2003 Chevrolet Silverado/GMC Sierra 2500/3500HD 6.6L Duramax 4WD

Note: A $500 shipping surcharge will be added.

FITMENT GUIDE

Exact Fitment — Verify Your Year

Year RangesYears
Make
Model
Series
Engine
2001-2003
GM/Chevrolet/GMC
Silverado/Sierra
2500HD/3500HD
6.6L Duramax LB7

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Forms & Guides

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