2003 GMC Envoy Differential Open Unit and Components

Your 2003 GMC Envoy might be the best vehicle you’ve ever owned. Or you may just be struggling to keep it highway-approved. No matter the situation, Advance Auto Parts has the Differential Open Unit and Components you desperately need.

We currently carry 4 Differential Open Unit and Components to choose from for your 2003 GMC Envoy, and our inventory prices range from as little as $26.99 up to $929.99.

On top of low prices, Advance Auto Parts offers 3 different trusted brands of Differential Open Unit and Components for the 2003 GMC Envoy. We only sell parts from trusted brands like Powertrax so that you can find quality parts you can count on.

Don’t take our word for it – check out customer ratings and reviews to buy with confidence. We have 2 reviews on our Differential Open Unit and Components for the 2003 GMC Envoy from previous customers.

Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our Differential Open Unit and Components stock in-person!

Differential Open Unit and Components for Your 2003 GMC Envoy

Powertrax – Grip LS Traction System (Part No.LS201030)

Grip LS Traction System

from

$503.99
For vehicles that are driven daily, the Powertrax No-Slip Traction System is the latest design in quiet traction-adding differential technology. It combines the automatic street-friendly smooth operation of a limited-slip differential with the traction performance of a locking differential. The Powertrax No-Slip locker easily installs in to your differential carrier using basic tools and without affecting your ring and pinion settings. Powertrax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems automatically provide 100% traction on-demand, under the toughest circumstances. The Powertrax Grip-Pro and Grip-LS performance limited slips offer smooth dependable torque transfer and traction for the best of both worlds!
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Yukon Gear – Dura Grip Positraction For GM 8.5" & 8.6" With 30 Spline Axles (Part No.26016)

Dura Grip Positraction For GM 8.5" & 8.6" With 30 Spline Axles

from

$929.99
The Yukon Dura Grip provides aggressive yet smooth traction to give you the confidence & performance you need. Get longer life and better traction with the heavy duty Yukon Dura Grip Positraction. The Yukon Dura Grip uses a nodular case and forged 4320 internals for added strength along with composite clutches for high performance and long life. All units are Rebuildable and many offer upgrades to increase aggressiveness for racing applications. Each unit carries a one year warranty against defects. This unit has larger bearing journals for added strength & uses heavy-duty carrier bearings & races.

Product Features:
  • Fits GM 8.5″ and 8.6″ with 30 spline axles
  • 2.73 ratio and up only
  • 4-spring, clutch style positraction
  • Internal gears are manufactured using forged 4320 steel and cut to provide stronger teeth
  • Fully rebuildable
  • Assembled in the USA
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USA Standard Gear – Spartan Spring & Pin Kit, Fits Smaller Designs (Part No.17011)

Spartan Spring & Pin Kit, Fits Smaller Designs

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$26.99
Spartan spring & pin kit, fits smaller designs.

Product Features:
  • Replacement spring and pin kit for Spartan Locker
  • Fits Dana 30, Dana 44, AMC Model 20, AMC Model 35, and Toyota designs
  • Includes 4 springs and 4 alignment pins
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Yukon Gear – Dura Grip Positraction For GM 7.625" With 28 Spline Axles, 3.23 & Up (Part No.26018)

Dura Grip Positraction For GM 7.625" With 28 Spline Axles, 3.23 & Up

from

$829.99
The Yukon Dura Grip provides aggressive yet smooth traction to give you the confidence & performance you need. Get longer life and better traction with the heavy duty Yukon Dura Grip Positraction. The Yukon Dura Grip uses a nodular case and forged 4320 internals for added strength along with composite clutches for high performance and long life. All units are Rebuildable and many offer upgrades to increase aggressiveness for racing applications. Each unit carries a one year warranty against defects.

Product Features:
  • Fits GM 7.625″ with 28 spline axles
  • 3.23 ratio and up only
  • 4-spring, clutch style positraction
  • Internal gears are manufactured using forged 4320 steel and cut to provide stronger teeth
  • Fully rebuildable
  • Assembled in the USA
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FAQs for 2003 GMC Envoy Differential Open Unit and Components

What are the most popular Differential Open Unit and Components for the 2003 GMC Envoy?

With 3 brands you can trust, our most popular Differential Open Unit and Components for the 2003 GMC Envoy parts are:
Grip LS Traction System
from $503.99
(1)
Grip LS Traction System
Differential Open Unit and Components
Dura Grip Positraction For GM 8.5" & 8.6" With 30 Spline Axles
from $929.99
This product is not rated
Dura Grip Positraction For GM 8.5" & 8.6" With 30 Spline Axles
Differential Open Unit and Components
Spartan Spring & Pin Kit, Fits Smaller Designs
from $26.99
This product is not rated
Spartan Spring & Pin Kit, Fits Smaller Designs
Differential Open Unit and Components

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