2018 GMC Sierra 1500 Complete Differentials

Your 2018 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 Complete Differentials you desperately need.

We currently carry 3 Complete Differentials to choose from for your 2018 GMC Sierra 1500, and our inventory prices range from as little as $1,594.99 up to $1,769.99.

On top of low prices, Advance Auto Parts offers 1 different trusted brands of Complete Differentials for the 2018 GMC Sierra 1500. We only sell parts from trusted brands like Spartan 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 Complete Differentials stock in-person!

Complete Differentials for Your 2018 GMC Sierra 1500

Spartan – Drive Axle Assembly; GM 3.42 14-18 Posi Axle (Part No.RAXP2307B)

Drive Axle Assembly; GM 3.42 14-18 Posi Axle

from

$1769.99
Remanufactured Rear Axle assemblies are completely disassembled and thoroughly cleaned and reassembled using new wear parts. Units are assembled, sealed and include backing plates, axle shafts and fluid.

Product Features:
  • Rear axles are assembled with backing plates & axle shafts, and filled with fluid prior to shipping
  • Axles are fully painted & shipped securely in environmentally safe and recyclable containers that are the perfect size for returning your original core
  • Our complete Rear axle assemblies mean you just hang brakes, connect suspension & go! Your installation will be simple and trouble free
  • Remember to match axle ratio to original. For 4WD rear axle must match front axle ratio
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Spartan – Drive Axle Assembly; GM 3.42 14-18 Axle (Part No.RAX2307B)

Drive Axle Assembly; GM 3.42 14-18 Axle

from

$1594.99
Remanufactured Rear Axle assemblies are completely disassembled and thoroughly cleaned and reassembled using new wear parts. Units are assembled, sealed and include backing plates, axle shafts and fluid.

Product Features:
  • Rear axles are assembled with backing plates & axle shafts, and filled with fluid prior to shipping
  • Axles are fully painted & shipped securely in environmentally safe and recyclable containers that are the perfect size for returning your original core
  • Our complete Rear axle assemblies mean you just hang brakes, connect suspension & go! Your installation will be simple and trouble free
  • Remember to match axle ratio to original. For 4WD rear axle must match front axle ratio
See More

Spartan – Drive Axle Assembly; GM 3.08 14-18 Truck Axle (Part No.RAX2307A)

Drive Axle Assembly; GM 3.08 14-18 Truck Axle

from

$1594.99
Remanufactured Rear Axle assemblies are completely disassembled and thoroughly cleaned and reassembled using new wear parts. Units are assembled, sealed and include backing plates, axle shafts and fluid.

Product Features:
  • Rear axles are assembled with backing plates & axle shafts, and filled with fluid prior to shipping
  • Axles are fully painted & shipped securely in environmentally safe and recyclable containers that are the perfect size for returning your original core
  • Our complete Rear axle assemblies mean you just hang brakes, connect suspension & go! Your installation will be simple and trouble free
  • Remember to match axle ratio to original. For 4WD rear axle must match front axle ratio
See More

FAQs for 2018 GMC Sierra 1500 Complete Differentials

What are the most popular Complete Differentials for the 2018 GMC Sierra 1500?

With 1 brands you can trust, our most popular Complete Differentials for the 2018 GMC Sierra 1500 parts are:
Drive Axle Assembly; GM 3.42 14-18 Axle
from $1594.99
This product is not rated
Drive Axle Assembly; GM 3.42 14-18 Axle
Complete Differentials
Drive Axle Assembly; GM 3.08 14-18 Truck Axle
from $1594.99
This product is not rated
Drive Axle Assembly; GM 3.08 14-18 Truck Axle
Complete Differentials
Drive Axle Assembly; GM 3.42 14-18 Posi Axle
from $1769.99
This product is not rated
Drive Axle Assembly; GM 3.42 14-18 Posi Axle
Complete Differentials