2003 GMC Sierra 1500 Differential Carriers

Your 2003 GMC Sierra 1500 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 Carriers you desperately need.

We currently carry 10 Differential Carriers to choose from for your 2003 GMC Sierra 1500, and our inventory prices range from as little as $139.99 up to $1,487.99.

On top of low prices, Advance Auto Parts offers 4 different trusted brands of Differential Carriers for the 2003 GMC Sierra 1500. We only sell parts from trusted brands like Yukon Gear so that you can find quality parts you can count on.

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

Differential Carriers for Your 2003 GMC Sierra 1500

Yukon Gear – 30 Spline Standard Open Loaded Carrier Case, GM 8.6" (Part No.20098)

30 Spline Standard Open Loaded Carrier Case, GM 8.6"

from

$481.99
GM 8.6″ 30 spline standard open loaded carrier. Complete differential case with internals.

Product Features:
  • Standard open carrier case and spiders
  • Fits GM 8.6″
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Motive Gear – Differential Carrier (Part No.14038087)

Differential Carrier

from

$139.99


Product Features:
  • GM9.5″ OPEN EMPTY CASE FRONT&REAR
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Yukon Gear – Zip Locker For Dana 60 With 35 Spline Axles, 4.10 & Down (Part No.34022)

Zip Locker For Dana 60 With 35 Spline Axles, 4.10 & Down

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$1487.99
The Yukon Zip Locker is the latest in on-demand traction. Its air-operated design allows you to switch from an open differential to 100% lockup when you need it, giving you the ultimate in driver selectability. The Yukon Zip locker is an air operated locker that provides selectable traction for off road or street use. This unit features 4320 Chrome Moly internals for added strength. Assembled in the USA! compressor sold separately. All Zip Lockers are backed by the best warranty in the business! All Zip Lockers come with a six (6) year warranty, including any collaterally damaged parts and associated labor, up to $2,000, for the first two (2) years. This is a narrow case locker. If you have a wide housing, please order two DS 42563 with your locker. This locker is ABS compatible.

Product Features:
  • Fits Dana Spicer 60 with 35 spline axles
  • 4.10 and down ratio only
  • Forged case and 8620 internals for added strength
  • Works with a variety of air delivery systems
  • Assembled in the USA
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Dorman – Differential Positive Unit Assembly (Part No.697-909)

Differential Positive Unit Assembly

from

$819.99
Hard use and poor lubrication can wear out a limited-slip differential. Restore original performance with this replacement differential carrier assembly that includes all-new spider gears, differential pins, clutches and carrier housing.

Product Features:
  • Direct replacement – this 30 spline limited-slip differential carrier fits in place of this vehicle’s original equipment carrier
  • 100% new – this differential carrier uses all-new components, including spider gears, diff pin, pre-load spring pack and clutch pack
  • Ready to install – this differential carrier is shipped pre-assembled and ready to install
  • Ideal upgrade – can be used to upgrade from open differential to limited-slip in an existing differential
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Yukon Gear – Standard Open Carrier Case, GM 9.5" & 9.25" IFS, Loaded (Part No.20097)

Standard Open Carrier Case, GM 9.5" & 9.25" IFS, Loaded

from

$589.99
9.25″ IFS & 9.5″ case standard Open, loeaded.

Product Features:
  • Standard open carrier case and spiders
  • Fits GM 9.25″ IFS and 9.5″
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Pro-King – Differential Case (Loaded) (Part No.742G715B)

Differential Case (Loaded)

from

$455.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

Product Features:
  • All products are designed to meet or exceed OE quality, form, fit and funtion.
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Yukon Gear – Replacement Bare Case For GM 8.5" & 8.6" Dura Grip (Part No.20107)

Replacement Bare Case For GM 8.5" & 8.6" Dura Grip

from

$386.99
Replacement bare case for GM 8.5″ & 8.6″ Yukon Dura Grip. Fits both 28 & 30 spline applications. This carrier case is for a Yukon Dura Grip ONLY. It is NOT a replacement carrier for a stock positraction.

Product Features:
  • Dura Grip positraction carrier case
  • Does not include spider gears
  • Fits GM 8.5″ and 8.6″
  • Fits 2.76 and up ratios only
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Yukon Gear – Standard Open Carrier Case For ’00-’06 GM 8.6" V2 Design (Part No.20096)

Standard Open Carrier Case For '00-'06 GM 8.6" V2 Design

from

$281.99
Yukon standard open carrier case for ’00-’06 GM 8.6″, V2 – version 2 design.

Product Features:
  • Fits 2000-2006 GM 8.6″ with open differential
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Yukon Gear – Standard Open Carrier Case, GM 8.25" IFS 3.42 & Up (Part No.20086)

Standard Open Carrier Case, GM 8.25" IFS 3.42 & Up

from

$271.99
8.25″ standard open carrier case 3.42 & up gear ratio. The deck height is different for 3.08 applications.

Product Features:
  • Standard open carrier case
  • Fits GM 8.25″
  • 3.42 and up ratio only
  • Does not include spider gears
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Pro-King – Differential Case (Empty) (Part No.742D714)

Differential Case (Empty)

from

$198.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

Product Features:
  • All products are designed to meet or exceed OE quality, form, fit and funtion.
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FAQs for 2003 GMC Sierra 1500 Differential Carriers

What are the most popular Differential Carriers for the 2003 GMC Sierra 1500?

With 4 brands you can trust, our most popular Differential Carriers for the 2003 GMC Sierra 1500 parts are:
30 Spline Standard Open Loaded Carrier Case, GM 8.6"
from $481.99
This product is not rated
30 Spline Standard Open Loaded Carrier Case, GM 8.6"
Differential Carriers
Differential Carrier
from $139.99
This product is not rated
Differential Carrier
Differential Carriers
Replacement Bare Case For GM 8.5" & 8.6" Dura Grip
from $386.99
This product is not rated
Replacement Bare Case For GM 8.5" & 8.6" Dura Grip
Differential Carriers