2012 GMC Sierra 3500 HD Differentials

Essential 2012 GMC Sierra 3500 HD Differentials

Yukon Gear – High Performance Ring & Pinion Gear Set For GM 11.5" In A 4.88 Ratio (Part No.24445)

High Performance Ring & Pinion Gear Set For GM 11.5" In A 4.88 Ratio

from

$879.99
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 and Chrysler 11.5″
  • 11.50″ ring gear diameter
  • 30 spline pinion
  • 12 ring gear bolts
  • 4.88 ratio
See More

National – Shaft Repair Sleeve (Part No.99210)

Shaft Repair Sleeve

from

$47.49
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:
  • Designed to repair damaged, grooved or worn shafts
  • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
  • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
  • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
  • Easy to install with removable flange and installation tool
  • Installation tool reduces sleeve distortion and allows for installation without removal from the shaft
See More

Yukon Gear – Standard Open And Gov-Loc Cross Pin For 9.5" GM (Part No.33402)

Standard Open And Gov-Loc Cross Pin For 9.5" GM

from

$32.99
Standard open and Gov-Loc cross pin for 9.5″ GM.

Product Features:
  • Cross pin shaft
  • Fits GM 9.5″
See More

ACDelco – Differential Bearing (Part No.J7060366581ACD)

Differential Bearing

from

$137.90
Differential Bearing

Felpro – Axle Housing Cover Gasket (Part No.RDS 55486)

Axle Housing Cover Gasket

from

$15.49
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
See More

Motive Gear – Differential Gear Install Kit (Part No.GM11.5IK)

Differential Gear Install Kit

from

$74.99
All Motive Gear products are engineered for their specific application and manufactured in state of the art facilities. All of our products undergo rigid quality control processes to insure proper fit, performance and longevity. Motive Gear products can be found in the winners circle at NHRA, IHRA, NMRA, NMCA, SODA, SCORE, BITD, Ultra-4 and NASCAR events because we offer unmatched selection and quality demanded by racers and their crew chiefs – the same quality and selection demanded by DIY customers and top mechanics. With four warehouses strategically located across North America, most Motive Gear orders arrive within 2-4 days. Win with Motive Gear!
See More

Yukon Gear – 11.5" Chrysler & GM Cover Gasket (Part No.23013)

11.5" Chrysler & GM Cover Gasket

from

$44.99
11.5″ Chrysler & GM cover gasket.

Product Features:
  • Cover gasket
  • Fits GM and Chrysler 11.5″
See More

Valvoline – ULV Full Synthetic Automatic Transmission Fluid, 1 Quart (Part No.888460)

ULV Full Synthetic Automatic Transmission Fluid, 1 Quart

from

$18.29
Valvoline ULV is a full synthetic, ultra low viscosity transmission fluid specifically engineered for high speed automatic transmissions. Formulated to meet the performance requirements of the latest 9 & 10 speed transmission designs, including the Ford/GM 10R80 found in select Ford F-150 and Raptor trucks.

Product Features:
  • Formulated with premium synthetic base oils to achieve low viscosity and minimize deposits
  • Provides excellent thermal and oxidation performance
  • Durable friction modifiers help prevent shudder
  • Advanced anti-wear technology to better prevent gear wear
See More

National – Bearings (Part No.HM807010)

Bearings

from

$27.49
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:
  • Premium bearing design matches OEM specifications
  • Precision manufactured using premium-grade steel for outstanding durability and performance
  • Crowned raceways and rollers to ensure even load distribution for maximum life
  • Industry leading coverage
  • Professional technicians know they can depend on National
See More

Motive Gear – Differential Carrier Shim Kit (Part No.GM9.5SSK)

Differential Carrier Shim Kit

from

$21.99


Product Features:
  • KIT SHIM SIDE 9.5″ GM
See More

Yukon Gear – GM Side Gear Spacer Sleeve For GM 9.25" IFS (Part No.33533)

GM Side Gear Spacer Sleeve For GM 9.25" IFS

from

$40.99
Product Features:
  • Side gear spacer sleeve
  • Fits GM 9.25″ IFS
See More

aFe POWER – Differential Cover (Part No.46-71050A)

Differential Cover

from

$289.99
aFe Power’s new front differential cover brings performance engineering to the protection of your axle’s differential. This differential cover is constructed out of durable cast aluminum with reinforced ribs and machined fins for maximum strength and styling. This cover comes with all necessary hardware for easy installation. This cover has about a 2 quart lube capacity at the factory line. Built-in internal and external fins transfer heat from the fluid to the outside air for maximum cooling. This system incorporates a magnetic drain plug to capture loose particles for maximum front-end protection. Also included is a 1/8″ NPT calibration plug that is set to the factory fluid level which eliminates accidental overfilling.

Product Features:
  • Durable Cast Aluminum
  • Magnetic Drain Plug Captures Loose Particles
  • Calibration Plug Set to Factory Fill Level Eliminates Overfilling
  • Built-In External and Internal Fins Dissipate Heat
See More

Yukon Gear – Spider Gear Kit (Part No.16183)

Spider Gear Kit

from

$238.99
Spider Gear Kit

Yukon Gear – GM 9.25" IFS Side Adjuster, ’11 & Up (Part No.33358)

GM 9.25" IFS Side Adjuster, '11 & Up

from

$115.99
9.25IFS GM 11 & up side bearing adjuster.

Product Features:
  • Side adjuster
  • Fits 2011 and up GM 9.25″ IFS
See More

Yukon Gear – 11.5" Chrysler & GM Helical Gear Type Positraction (Part No.32244)

11.5" Chrysler & GM Helical Gear Type Positraction

from

$1806.99
11.5″ Chrysler Helical gear Type positraction.

Product Features:
  • Fits GM and Chrysler 11.5″
  • 30 spline
See More

National – Bearings (Part No.3984)

Bearings

from

$44.49
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:
  • Premium bearing design matches OEM specifications
  • Precision manufactured using premium-grade steel for outstanding durability and performance
  • Crowned raceways and rollers to ensure even load distribution for maximum life
  • Industry leading coverage
  • Professional technicians know they can depend on National
See More

Driveworks – Differential Pinion Seal (Part No.S-710508)

Differential Pinion Seal

from

$26.99
Product Features:
  • Brand may vary by location
See More

Yukon Gear – Dura Grip For GM & Chrysler 11.5", 30 Spline (Part No.26033)

Dura Grip For GM & Chrysler 11.5", 30 Spline

from

$1485.00
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 and Chrysler 11.5″ with 30 spline axles
  • Clutch style positraction
  • Smooth design
  • Internal gears are manufactured using forged 4320 steel and cut to provide stronger teeth
  • Fully rebuildable
  • Assembled in the USA
See More

Motive Gear – Differential Pinion Shim Kit (Part No.1111)

Differential Pinion Shim Kit

from

$13.99


Product Features:
  • PINION SHIM – DANA 70 ALL
See More

Dorman – Rear Axle Shaft, Left or Right (Part No.630-145)

Rear Axle Shaft, Left or Right

from

$309.99
Axle shaft damaged or bearings worn out? This axle shaft directly replaces the original equipment on certain vehicles, complete with all necessary application-specific installation components.

Product Features:
  • Direct replacement – this axle shaft replaces the original equipment on specific vehicle years, makes and models
  • Complete kit – each shaft includes critical installation hardware and components needed for specific vehicle applications
  • Durable construction – designed to rigorous standards and tested to ensure performance
  • Trustworthy solution – backed by team of engineers and quality control specialists in the United States
See More

Yukon Gear – Differential Cover B (Part No.33569)

Differential Cover B

from

$5.99
Differential Cover B

Powertrax – No-Slip Traction System (Part No.9207053000)

No-Slip Traction System

from

$591.99
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!The Powertrax® Lock-Right Locker provides outstanding traction for off-road machines and race vehicles. Powertrax No-Slip Traction Systems deliver excellent performance to street-driven cars and trucks.
  • Powertrax® lockers range from the original, Lock-Right for serious straight-line performance, to the No-Slip traction system for street-able vehicles.
  • Powertrax® offers three levels of GRIP locking differentials, ranging from the clutch-type GRIP LS with a forged steel case, the gear-driven GRIP PRO and finally the GRIP LOK for extreme traction.
  • Powertrax® = Extreme Traction Systems!
  • See More

    Yukon Gear – Spool For GM & Chrysler 11.5", 38 Spline (Part No.32186)

    Spool For GM & Chrysler 11.5", 38 Spline

    from

    $1969.99
    Product Features:
    • Fits Chrysler and GM 11.5″ with 38 spline axles
    • Provides 100% traction to both wheels at all times
    • Not recommended for street driven vehicles
    See More

    Pro-King – Differential Crush Sleeve (Part No.745A034)

    Differential Crush Sleeve

    from

    $8.19
    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.
    See More

    Yukon Gear – Yoke For GM 10.5" 14 Bolt Truck, 1410, Strap Style (Part No.41180)

    Yoke For GM 10.5" 14 Bolt Truck, 1410, Strap Style

    from

    $299.99
    Yukon yoke for GM 10.5″ 14 bolt truck, 1410, strap style. 4.188″ snap ring span, 1.188″ cap diameter. Outside snap ring. All Yukon yokes come with a one year warranty against manufacturing defects.

    Product Features:
    • Fits GM 10.5″ 14 bolt truck
    • 30 spline
    • 1410 u-joint size
    • 4.188″ snap ring span
    • 1.188″ cap diameter
    • Outside snap ring design
    • Strap style
    See More

    Yukon Gear – 11.5" GM & Chrysler Pinion Nut (Part No.33151)

    11.5" GM & Chrysler Pinion Nut

    from

    $37.99
    Product Features:
    • Pinion nut for GM and Chrysler 11.5″
    • 12 point 36mm socket
    See More

    National – Bearings (Part No.HM804810)

    Bearings

    from

    $28.99
    National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

    Product Features:
    • Premium bearing design matches OEM specifications
    • Precision manufactured using premium-grade steel for outstanding durability and performance
    • Crowned raceways and rollers to ensure even load distribution for maximum life
    • Industry leading coverage
    • Professional technicians know they can depend on National
    See More

    2012 GMC Sierra 3500 HD Differentials

    Maybe you’re in the middle of a full rebuild of that 2012 GMC Sierra 3500 HD. Maybe you just need a couple of Differentials. Either way, Advance Auto Parts has 113 different Differentials in our inventory ranging from $2.99 to $2,100.00. That means you can find the exact parts or products you need to keep that 2012 GMC Sierra 3500 HD running smoothly.

    Differentials are only as good as their brand. We stock 12 different brands to make sure you have plenty of trusted parts to choose from for your 2012 GMC Sierra 3500 HD. Valvoline, Yukon Gear, and National 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 2012 GMC Sierra 3500 HD, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 6,468 reviews in this category, some of the top rated parts include Multi Purpose Seal with 4.5 stars and Differential Pinion Nut with 1.0 stars.

    So if you’re in the market for aftermarket Differentials to keep your 2012 GMC Sierra 3500 HD 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 2012 GMC Sierra 3500 HD Last

    Simple repair, complete replacement, or a full rebuild. No matter the job, your 2012 GMC Sierra 3500 HD 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 3500 HD 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 Housing Cover Gaskets categories, plus more. For a 2012 GMC Sierra 3500 HD, our most popular Felpro Differentials include:
    Differential Cover Gasket
    from $13.49
    (2)
    Differential Cover Gasket
    Rear Housing Cover Gaskets

    FAQs for 2012 GMC Sierra 3500 HD Differentials

    What are the most purchased Differentials for the 2012 GMC Sierra 3500 HD?

    Out of 113 Differentials for the 2012 GMC Sierra 3500 HD, the most popular in our inventory are:
    3 Qt - Penzoil 80W90 Conventional Gear Oil
    from $44.99
    This product is not rated
    3 Qt – Penzoil 80W90 Conventional Gear Oil
    Differential Oil
    Differential Cover B
    from $7.99
    This product is not rated
    Differential Cover B
    Differential Cover Bolts
    Multi Purpose Seal
    from $44.99
    (5)
    Multi Purpose Seal
    Differential Pinion Seals

    What are the top-rated 2012 GMC Sierra 3500 HD Differentials?

    Top-rated Differentials for your 2012 GMC Sierra 3500 HD based on customer reviews/ratings are:
    Multi Purpose Seal
    from $34.99
    (8)
    Multi Purpose Seal
    “Nicely made. Heavy duty-just like factory parts.”
    Differential Pinion Nut
    from $8.49
    (1)
    Differential Pinion Nut
    “Said it fits 62 Corvette on website, this nut is 7/8-14 thread and the one that fits is 7/8-16 thread. Wrong info on site set me back a week getting t”