2018 GMC Sierra 1500 Differentials

Essential 2018 GMC Sierra 1500 Differentials

Dorman – Front Differential Case Gasket Kit (Part No.926-817)

Front Differential Case Gasket Kit

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$52.99
Ensure a leak-free repair when servicing a differential. This differential gasket is a direct replacement for the original gasket and should be replaced every time work is performed on the differential housing.

Product Features:
  • Ideal replacement – this differential directly replaces the original gasket
  • Required for routine service – this gasket should be replaced every time work is performed on the differential housing
  • Durable construction – this differential gasket is made of durable materials for leak-free performance
  • Quality tested – this gasket has been tested for a guaranteed fit
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Motive Gear – Ring Gear Bolt (Part No.14066913)

Ring Gear Bolt

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$2.49


Product Features:
  • RING GEAR BOLT 8.5″ 7.5″ 7/16 X 20 LEFT HAND
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Dorman – Differential Cover Assembly (Part No.697-727)

Differential Cover Assembly

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$69.99
This direct replacement differential cover matches the fit and function of the original equipment diff cover for a reliable, leak-free repair. It features a durable design, made to strict specifications, to help ensure reliable service life.

Product Features:
  • Direct replacement – this differential cover matches the fit and function of the original equipment diff cover on select vehicles
  • Reliable repair – the smart solution for fixing an existing cover that’s rusted, damaged or leaking differential fluid
  • Durable construction – this differential cover is made according to strict engineering standards to help ensure dependability
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
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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

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$629.99
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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Driveworks – Camshaft Seal (Part No.S-99139)

Camshaft Seal

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$23.99
Product Features:
  • Brand may vary by location
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Dorman – 4WD Differential Housing – Front (Part No.600-211)

4WD Differential Housing - Front

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$472.99
This differential housing is a direct replacement for an original unit that has failed due to impact, normal wear, insufficient lubrication, or damaged internal components. It is made of durable materials for reliable service..

Product Features:
  • Ideal solution – this differential housing is a direct replacement for an original unit that has failed due to impact, normal wear, insufficient lubrication or damaged internal components.
  • Exact fit – matches the fit, function and performance of the original differential housing on specified vehicles
  • Durable construction – the housing and its internal components are made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Dorman – Crush Sleeve (Part No.J7063751995DOR)

Crush Sleeve

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$7.53
Crush Sleeve

Yukon Gear – Pinion Depth Shims For GM 8.25" IFS, 8.5", 12 Bolt Car, Ford 8.8" & Chrysler 8.25" (Part No.55009)

Pinion Depth Shims For GM 8.25" IFS, 8.5", 12 Bolt Car, Ford 8.8" & Chrysler 8.25"

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$27.99
8.25″ IFS, 8.5″, 12P, 7.5″ F, 8.8″ F, 8.25″ Chrysler pinion shim kit.

Product Features:
  • Pinion depth shims for GM 8.25″ IFS, 8.5″, 8.6″, 12 bolt passenger car, Ford 7.5″ and 8.8″, Chrysler 8.25″
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Yukon Gear – Set Up Bearing (Part No.56045)

Set Up Bearing

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$153.99
M802048 set-up bearing (one bearing). No return.

Product Features:
  • Set up bearing
  • Fits M802048 pinion bearing
  • Easily slips on and off pinion journal to allow for easier pinion depth adjustment
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USA Standard Gear – Axle For ’99-’04 2WD & 4WD GM Truck With Disc Brakes (Part No.35040)

Axle For '99-'04 2WD & 4WD GM Truck With Disc Brakes

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$188.99
USA Standard axle for ’99-’04 2WD & 4WD GM truck w/Disc brakes. 33 3/4″ long, 30 spline.

Product Features:
  • Fits 1999-2004 GM 8.6″ truck rear ford 2 wheel drive and 4 wheel drive
  • 30 spline
  • 33 3/4″ long
  • Disc brake applications only
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Powertrax – Grip PRO Traction System (Part No.GT436035)

Grip PRO Traction System

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$596.99
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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Dorman – Suspension Differential Mount Bushing (Part No.523-071)

Suspension Differential Mount Bushing

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$67.99
This differential mount bushing is precision-engineered and rigorously tested to provide reliable replacement for the original equipment on specific vehicles.

Product Features:
  • Direct replacement – fits and performs like the original equipment on specific vehicles
  • Reliable fit – precision-engineered to match the design and dimensions of original components
  • Durable construction – manufactured to strict standards using sturdy, safe materials
  • Rigorously tested – thorough quality control measures ensure longevity
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National – Multi Purpose Seal (Part No.710506)

Multi Purpose Seal

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$16.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Low swell in hydrocarbon fluids
  • Design type: spring loaded; multi-lip
  • Provides good low temperature capability
  • Temperature range: -40°F to 225°F; -40°C to 107°C
  • Delivers quality and reliable performance for every type of repair
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MOOG – Differential Carrier Bushing (Part No.K201736)

Differential Carrier Bushing

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$42.99
By constantly introducing design enhancements that extend product life and simplify installation and replacement, MOOG has earned its reputation as the chassis industry’s Problem Solver.

Product Features:
  • Easy to install
  • Returns like-new steering
  • Long-lasting performance
  • Construction and design validated by MOOG engineers
  • Incorporates proven design and engineering features
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Yukon Gear – DiffrlPartsKit (Part No.14226)

DiffrlPartsKit

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$564.99
DiffrlPartsKit

Yukon Gear – High Performance Ring & Pinion Gear Set For GM 9.25" IFS Reverse Rotation In A 4.56 Ratio (Part No.24499)

High Performance Ring & Pinion Gear Set For GM 9.25" IFS Reverse Rotation In A 4.56 Ratio

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$454.99
Yukon Ring & Pinion sets give you the confidence of knowing you’re running gears designed for the harshest of conditions. Whether it’s on the street, off-road, or at the track; Yukon ring & pinion sets deliver unrivaled performance & quality. Yukon uses the latest designs and manufacturing technologies to provide a quiet running gear that is strong and easy to set up. All Yukon ring & pinion sets come standard with a one-year warranty.

Product Features:
  • Fits GM 9.25″ front
  • 9.25″ ring gear
  • 30 spline pinion
  • 12 ring gear bolts
  • 4.56 ratio
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Yukon Gear – Replacement Yoke For Dana 60 And 70 With A 1330 U/Joint Size (Part No.41024)

Replacement Yoke For Dana 60 And 70 With A 1330 U/Joint Size

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$187.99
Yukon replacement yoke for Dana 60 and 70 with a 1330 U/joint size. 3.625″ snap ring span, 1.0625″ cap diameter. Outside snap ring. This yoke uses u-bolts. All Yukon yokes come with a one year warranty against manufacturing defects. This is a strap style yoke.

Product Features:
  • Fits Dana Spicer 60, 70, 70U and 70HD
  • 29 spline
  • 1330 u-joint size
  • 3.625″ snap ring span
  • 1.062″ cap diameter
  • Outside snap ring design
  • Strap style
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Pennzoil – Synchromesh Manual Transmission Fluid: Low-Temperature (Part No.3501)

Synchromesh Manual Transmission Fluid: Low-Temperature

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$11.99
Pennzoil? Synchromesh Fluid is designed to offer optimal protection for moderately loaded gears in manual transmissions. Containing a high detergent additive system, it helps cope with water, dust, dirt, and any other small deposits you might encounter on or off-road(1). Pennzoil? Synchromesh Fluid also offers synchronizer compatibility for performance in manual transmissions, specifically to fulfill the needs of Chrysler, GM, Honda and other transmission requirements. Pennzoil? Synchromesh Fluid meets General Motors specification 9985648 for use where GM part numbers 12345349 or 12345577 are called out for use. Chrysler manual transmission fluid specification MS-9224 is also met. This high quality manual transmission fluid is formulated for good low temperature flow to maintain shift characteristics even after a cold night(2). Corrosion protection is added to help protect your transmission. Pennzoil? Synchromesh fluid is a manual transmission fluid designed for certain manual trans axles and manual transmissions used by general motors or Chrysler. (1)The Anglamol 6091 additive system contains approximately twice the sulfonate detergent levels as current generation PCMO, 4500 ppm as magnesium of magnesium sulfonate. This engine oil type additive will emulsify water and polar contamination sufficiently to handle contamination levels above 0.5% water. Anglamol 6091 – Detergent, friction modifier, extreme pressure agent, seal swell, anti-wear, anti-oxidant. Chemical Composition – Magnesium sulphonate, alkenyl amide, alkenyl ester sulphide, alkenyl phosphite, alkylbenzene, hecterocyclic ether, zinc dithiophosphate. (2)Pour point is less than -39 Deg. C. Low temperature viscosity in a -40 Deg. C Brookfield test of 50,000 cPs maximum, less than a 75W gear oil and the cold cranking viscosity less than a typical conventional SAE 5W engine oil.

Product Features:
  • Excellent yellow metal compatibility
  • Meets GM specification 9985648 and Chrysler specification MS-9224
  • Excellent synchronizer performance
  • Exhibits excellent low-temperature performance
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Dorman – 4 Wheel Drive Oil Seal (Part No.600-606)

4 Wheel Drive Oil Seal

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$34.99
This axle differential seal is designed to match the fit and function of the original seal on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this axle differential seal is designed to match the fit and function of the original seal on specified vehicles
  • Restores functionality – this seal is made to fit and fully restore part functionality after the original seal fails
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Motive Gear – Differential Carrier Shim Kit (Part No.GM9.5SSK)

Differential Carrier Shim Kit

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$21.99


Product Features:
  • KIT SHIM SIDE 9.5″ GM
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Felpro – Differential Cover Gasket (Part No.RDS 55387)

Differential Cover Gasket

from

$7.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Unsurpassed quality you can trust
  • Validated for fit, form and function
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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Spartan – Drive Axle Assembly; GM 3.08 14-18 Truck Axle (Part No.RAX2307A)

Drive Axle Assembly; GM 3.08 14-18 Truck Axle

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$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
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Yukon Gear – Pinion Nut (Part No.33152)

Pinion Nut

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$9.99
Pinion nut for GM 7.2″ IFS, 7.5″, 7.6″, 7.6″ IFS, 8.0″, 8.25″, 8.5″, 8.6″, 9.25″ IFS, 9.5″ & Oldsmobile Dropouts. 1 1/4″ socket, 7/8″ x 14 thread.

Product Features:
  • Pinion nut for GM 7.2″, 7.5″, 7.625″, 8.0″, 8.25″ IFS, 8.5″, 8.6″, 9.25″ IFS and 9.5″
  • 7/8″ x 14 thread
  • 1 1/4″ socket
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Felpro – DIFFERENTIAL GASKET (Part No.RDS 55480)

DIFFERENTIAL GASKET

from

$51.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Unsurpassed quality you can trust
  • Validated for fit, form and function
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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Dorman – Front Right Position Differential Support (Part No.523-240)

Front Right Position Differential Support

from

$99.99
This differential mount is precision-engineered and rigorously tested to provide reliable replacement for the original equipment on specific vehicles.

Product Features:
  • Direct replacement – fits and performs like the original equipment on specific vehicles
  • Reliable fit – precision-engineered to match the design and dimensions of original components
  • Durable construction – manufactured to strict standards using sturdy, safe materials
  • Rigorously tested – thorough quality control measures ensure longevity
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Motive Gear – Differential Bearing Kit – Koyo (Part No.R10RL)

Differential Bearing Kit - Koyo

from

$99.99
Motive Gear Differential Bearing Kits Include Front & Rear Pinion Bearing, Pinion Seal, Carrier Bearings, Pilot Bearing Where Applicable, Gear Marking Compound, Crush Sleeve, Pinion Nut, Brush, Thread Locking Compound And Cover Gasket Or Rtv

Product Features:
  • KIT-BRG & SEAL GM 8.5 10 BOLT – ’99 & UP LATER
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Motive Gear – Differential Gear Install Kit (Part No.GM9.5IKL)

Differential Gear Install Kit

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$79.99


Product Features:
  • MINI INSTALL KIT-GM9.5/CHRY9.25 FRT
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Richmond Gear – Differential Gear Install Kit (Part No.83-1026-B)

Differential Gear Install Kit

from

$39.99
Richmond Gear is the leading manufacturer of professional quality, high-performance drivetrain products. Our complete line of products ranges from high performance ring-and-pinion sets for serious street and racing applications to torque-hungry manual transmissions and components. Richmond Gear products have been winners both at the Daytona 500 and U.S. Nationals for decades. WINNERS RUN RICHMOND!

Product Features:
  • For over 80-years, the Richmond Double-Diamond logo has represented some of the highest quality gears in the racing industry. Winners Run Richmond!
  • The superior quality of Richmond gearsets is a result of outstanding design, world class manufacturing and an extensive testing process that is performed on all products.
  • Richmond performance gearsets have been winners for decades at: NHRA, NMRA, NMCA, Daytona 500, WISSOTA and U.S. Nationals.
  • Richmond Gear is a leading manufacturer of high performance ring and pinion gearsets and drivetrain components, backed by a two year warranty.
  • Engineered to perform faster and be more reliable, Richmond performance drivetrain products are the result of a continuous research and development program combined with state-of-the-art manufacturing capabilities.
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2018 GMC Sierra 1500 Differentials

Maybe you’re in the middle of a full rebuild of that 2018 GMC Sierra 1500. Maybe you just need a couple of Differentials. Either way, Advance Auto Parts has 125 different Differentials in our inventory ranging from $2.49 to $3,014.99. That means you can find the exact parts or products you need to keep that 2018 GMC Sierra 1500 running smoothly.

Differentials are only as good as their brand. We stock 16 different brands to make sure you have plenty of trusted parts to choose from for your 2018 GMC Sierra 1500. Valvoline, National, and Motive Gear are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Differentials for your 2018 GMC Sierra 1500, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 6,031 reviews in this category, some of the top rated parts include Differential Ring And Pinion with 4.2 stars and Multi Purpose Seal with 3.9 stars.

So if you’re in the market for aftermarket Differentials to keep your 2018 GMC Sierra 1500 rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Differentials Brands To Make Your 2018 GMC Sierra 1500 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2018 GMC Sierra 1500 demands trusted brand parts and products to keep it running. Many trusted brands of Differentials make up Advance Auto Parts’ inventory, and all are ready to help make your Sierra 1500 the best it can be. Be sure to browse some of our top Differentials brands and parts.

Popular Felpro Differentials

We carry Felpro parts in our stock across Rear Differential Cover Gaskets categories, plus more. For a 2018 GMC Sierra 1500, our most popular Felpro Differentials include:
DIFFERENTIAL GASKET
from $51.99
(5)
DIFFERENTIAL GASKET
Rear Differential Cover Gaskets

FAQs for 2018 GMC Sierra 1500 Differentials

What are the most purchased Differentials for the 2018 GMC Sierra 1500?

Out of 125 Differentials for the 2018 GMC Sierra 1500, the most popular in our inventory are:
Ring Gear Bolt
from $2.49
This product is not rated
Ring Gear Bolt
Differential Ring Gear Bolts
3 Qt - Penzoil 80W90 Conventional Gear Oil
from $44.99
This product is not rated
3 Qt – Penzoil 80W90 Conventional Gear Oil
Differential Oil
Bearings
from $15.99
(9)
Bearings
Front Differential Pinion Bearings

What are the top-rated 2018 GMC Sierra 1500 Differentials?

Top-rated Differentials for your 2018 GMC Sierra 1500 based on customer reviews/ratings are:
Differential Ring And Pinion
from $342.99
(23)
Differential Ring And Pinion
“So far so good.”
Multi Purpose Seal
from $16.99
(14)
Multi Purpose Seal
“It’s a tight fit but that’s how seals are supposed to be. I greased it up real good and lightly tapped it in using a 1 lb hammer and all was good.”
Multi Purpose Seal
from $34.99
(8)
Multi Purpose Seal
“Nicely made. Heavy duty-just like factory parts.”