Differentials, Assemblies & Parts for 2012 GMC Sierra 1500
Find parts that fit
We need more information about your vehicle to confirm fit.
2012
GMC
Sierra 1500
Shop by Popular Categories
SPONSOREDSPONSOREDSPONSOREDSPONSOREDSPONSOREDSPONSORED
3,924 Results
07 08 09 Tahoe Front Axle Differential Carrier 3.73 Ratio opt GT4 with Warranty (Fits: 2012 GMC Sierra 1500)
Pre-Owned: Chevrolet$190.00Was: $200.00$100.00 shippingOnly 1 left!07-08 Suburban 1500 Front Axle Differential Carrier 3.73 Ratio opt GT4 Warranty (Fits: 2012 GMC Sierra 1500)
Pre-Owned: Chevrolet$185.25Was: $195.00$100.00 shippingOnly 1 left!For GMC Sierra 1500/C1500/K1500 Limited-Slip Locker 8.6" Posi Unit - 30 Spline (Fits: 2012 GMC Sierra 1500)
Brand New$164.19Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
or Best OfferFree shipping2012 GMC SIERRA 1500 Transfer Case 144K (Fits: 2012 GMC Sierra 1500)
Pre-Owned$235.29Was: $294.12or Best Offer$150.00 shippingRear Differential Cover for Chevrolet Silverado 1500 GMC Sierra 1500 2009-2020 (Fits: 2012 GMC Sierra 1500)
Brand New: Unbranded$41.99Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
or Best OfferFree shippingFront Axle Differential Actuator 4WD For Chevy Silverado GMC Sierra 600-101 (Fits: 2012 GMC Sierra 1500)
Brand New$29.01or Best OfferFree shippingDifferential Case Kit Assembly for Chevy Silverado 1500 GMC Sierra Yukon Rear (Fits: 2012 GMC Sierra 1500)
Brand New: Unbranded$166.99Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
or Best OfferFree shipping8.6" Posi Unit - 30 Spline Limited-Slip Locker For Chevy Silverado GMC (Fits: 2012 GMC Sierra 1500)
Brand New$172.99or Best OfferFree shippingLimited-Slip Locker For GM 8.6" Posi Unit - 30 Spline Chevy GMC 10-Bolts (Fits: 2012 GMC Sierra 1500)
Brand New$161.00Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
or Best Offer56 watchingFront Axle Differential Actuator 4WD For Chevy Silverado GMC Sierra 26060073 (Fits: 2012 GMC Sierra 1500)
Brand New: Unbranded$30.99Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
or Best OfferFree shipping8.6" Posi Unit Rear Limited Slip Differential Fits Chevy Silverado Sierra 1500 (Fits: 2012 GMC Sierra 1500)
Brand New$167.99or Best OfferFree shipping18 watchingFor Chevy GMC GM 8.5" 8.6" Posi Unit 30 Spline Eaton-Style Limited-Slip Locker (Fits: 2012 GMC Sierra 1500)
Brand New: CCIYU$167.99Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
or Best OfferFree shipping238 soldCarrier Front Axle 3.42 Ratio Opt GU6 Fits 07-13 SIERRA 1500 PICKUP 1312108 (Fits: 2012 GMC Sierra 1500)
6 MONTH MONEY BACK GUARANTEE! LENTINI AUTO IS TEAM PRP!Pre-Owned: GMC$499.99or Best OfferFree shipping2012 GMC SIERRA 1500 Transfer Case 132K (Fits: 2012 GMC Sierra 1500)
Pre-Owned$241.18Was: $301.48or Best Offer$150.00 shipping07 - 13 Chevy Silverado Tahoe Front Differential Carrier GT4 3.73 138K 22761726 (Fits: 2012 GMC Sierra 1500)
Pre-Owned: General Motors$379.99Was: $399.99or Best OfferFree shippingFor GMC Sierra 1500 Silverado 1500 Limited-Slip Locker 8.6" Posi Unit-30 Spline (Fits: 2012 GMC Sierra 1500)
Brand New: Unbranded$163.54or Best OfferFree shippingFront Axle Differential Actuator 4WD for Chevy Silverado GMC Sierra Isuzu 600101 (Fits: 2012 GMC Sierra 1500)
Brand New$30.21Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
or Best OfferFor GMC Sierra Chevy Silverado Limited-Slip Locker 8.6" Posi Unit - 30 Spline (Fits: 2012 GMC Sierra 1500)
Brand New$162.73or Best OfferFree shippingTRQ Transfer Case Shift Motor for Chevy Avalanche Silverado Tahoe Suburban (Fits: 2012 GMC Sierra 1500)
Brand New$97.95Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Was: $141.953 watchingFront Axle Differential Actuator 4WD For Chevy Silverado C1500 GMC Sierra (Fits: 2012 GMC Sierra 1500)
Brand New: Unbranded$31.09Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
or Best OfferFree shippingTransfer Case Shift Motor for Chevy 1500 Suburban Yukon Ram 2500 3500
Order by Noon EST and this part ships today!Brand New: AM Autoparts$70.06Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Was: $99.95Free shipping27 sold697-361 Dorman Kit Ring and Pinion Front New for Suburban Yukon GMC Sierra 1500
Brand New: Dorman$99.99Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
or Best Offer07-13 GMC Sierra 1500 Front Axle Differential Carrier 3.73 Ratio optGT4 Warranty (Fits: 2012 GMC Sierra 1500)
Pre-Owned: GMC$195.70Was: $206.00$95.00 shippingTRQ Front Differential Carrier Mounting Bracket Pair LH RH Sides for GM Trucks (Fits: 2012 GMC Sierra 1500)
Lifetime Warranty. Free Shipping. Highest Quality.Brand New: TRQ$127.95Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Only 3 leftTRQ Front Axle Forward Differential Mount Bushing Set 4pc for GM Pickup Truck (Fits: 2012 GMC Sierra 1500)
Lifetime Warranty. Free Shipping. Highest Quality.Brand New$44.95Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Was: $54.954 watchingFront Axle Differential Actuator For Chevy Silverado GMC Sierra 26060073 600101 (Fits: 2012 GMC Sierra 1500)
Brand New: Unbranded$29.99Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
or Best OfferFree shipping2012 GMC SIERRA 1500 Transfer Case 178K (Fits: 2012 GMC Sierra 1500)
Pre-Owned$223.53Was: $279.42or Best Offer$150.00 shipping2007 Sierra 1500 Front Differential Carrier OEM 144K Miles - LKQ367487216 (Fits: 2012 GMC Sierra 1500)
Pre-Owned: GMC$340.49Was: $404.91Free shippingCarrier Front Axle 3.42 Ratio Opt GU6 Fits 07-13 SIERRA 1500 PICKUP 1243834 (Fits: 2012 GMC Sierra 1500)
6 MONTH MONEY BACK GUARANTEE! LENTINI AUTO IS TEAM PRP!Pre-Owned: GMC$499.99or Best OfferFree shippingCarrier Front Axle 3.42 Ratio Opt GU6 Fits 07-13 SIERRA 1500 PICKUP 1282170 (Fits: 2012 GMC Sierra 1500)
6 MONTH MONEY BACK GUARANTEE! LENTINI AUTO IS TEAM PRP!Pre-Owned: GMC$499.99or Best OfferFree shipping4pcs FRONT AXLE DIFFERENTIAL MOUNT BUSHING SET FOR GM PICKUP TRUCK SUV K201736 (Fits: 2012 GMC Sierra 1500)
Brand New$43.20Was: $48.00Free shippingFront Axle Differential Actuator 4WD For Chevy Silverado GMC Sierra 26060073 (Fits: 2012 GMC Sierra 1500)
Brand New$30.65Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
or Best OfferFree shippingFor 1999-2018 GMC Sierra 1500 Transfer Case Shift Linkage AC Delco 86359HR 2000 (Fits: 2012 GMC Sierra 1500)
Brand New: ACDelco$81.98Free shipping26 sold07-13 Silverado 1500 Front Axle Differential Carrier 3.73 Ratio opt GT4 Warranty (Fits: 2012 GMC Sierra 1500)
Pre-Owned: Chevrolet$185.25Was: $195.00$100.00 shippingDifferential Case Kit Assembly for Chevrolet Silverado GMC Yukon Sierra Rear US (Fits: 2012 GMC Sierra 1500)
Brand New: Unbranded$203.50Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
or Best OfferFree shippingLABLT Limited-Slip Locker 8.6" Posi Unit 30 Spline 19559-010 For GMC Sierra 1500 (Fits: 2012 GMC Sierra 1500)
Brand New$161.25or Best OfferFree shippingCarrier Front Axle 3.42 Ratio Opt GU6 Fits 07-13 SIERRA 1500 PICKUP 2283910 (Fits: 2012 GMC Sierra 1500)
~ 6 MONTH MONEY BACK WARRANTY ~ 100% TESTED ~Pre-Owned: Chevrolet$573.03Was: $603.19or Best OfferFree shippingCarrier Front Axle 3.08 Ratio Opt GU4 ID: AABD Differential 09-13 Silverado (Fits: 2012 GMC Sierra 1500)
Buyer Pays Shipping - Tested Working - 123k MilesPre-Owned: Chevrolet$649.99or Best OfferFree shipping2007-2013 GMC Sierra 1500 Front Axle Differential Carrier 3.42 Ratio Opt GU6 OEM (Fits: 2012 GMC Sierra 1500)
Pre-Owned: GMC$377.99Was: $419.99or Best Offer$99.99 shippingOnly 1 left!2009-2013 GMC SIERRA 1500 PICKUP Rear Axle 8.6" Ring Gear 10 Bolt Opt JL4 (Fits: 2012 GMC Sierra 1500)
Quality OEMPre-Owned: Chevrolet$775.00or Best OfferFree shippingFor Chevy Silverado GMC Sierra Front Axle Differential Actuator 4WD 26060073 (Fits: 2012 GMC Sierra 1500)
Brand New: Unbranded$32.52Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
or Best OfferFree shippingAluminum Black GM Differential Cover 8.5" & 8.6" Ring Gear DIff 10 Bolt Cast (Fits: 2012 GMC Sierra 1500)
Brand New$55.99Was: $62.99or Best OfferFree shipping20 watchingNew ListingFor Chevy Silverado GMC Sierra 600-101 Front Axle Differential Actuator 4WD (Fits: 2012 GMC Sierra 1500)
Brand New: Unbranded$29.000 bidsFree shippingEnding Friday at 11:35PM PDT4dTop Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
2pcSet Differential Bushings fit 2007 - 2019 Cadillac Escalade GMC Yukon Sierra (Fits: 2012 GMC Sierra 1500)
Brand New: Aftermarket Products$55.99Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Eaton-Style Limited-Slip Locker For Chevy GMC GM 8.5" 8.6" Posi Unit 30 Spline (Fits: 2012 GMC Sierra 1500)
Brand New$167.99Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
or Best OfferFree shipping2007-2013 GMC Sierra 1500 Front Axle Differential Carrier 3.42 Ratio Opt GU6 (Fits: 2012 GMC Sierra 1500)
Pre-Owned: GMC$332.09Was: $368.99or Best Offer$99.99 shippingOnly 1 left!For Chevy GMC Limited-Slip Differential Locker 8.6" Posi Unit 30 Spline 10 Bolts (Fits: 2012 GMC Sierra 1500)
Brand New$167.99Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
or Best OfferFree shipping10 watching8.6" Posi Unit - 30 Spline - For Chevy GMC - Eaton-Style Limited-Slip Locker NEW (Fits: 2012 GMC Sierra 1500)
Brand New$169.99Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Was: $212.95or Best OfferFree shipping89 soldFit For GMC Sierra 1500 Limited-Slip Locker 8.6" Posi Unit - 30 Spline (Fits: 2012 GMC Sierra 1500)
Brand New$163.81or Best OfferFree shippingBlack Differential Cover with Gasket for Chevy GMC 8-1/2" Ring Gear 10 bolt Rear (Fits: 2012 GMC Sierra 1500)
Brand New: Unbranded$63.99Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
or Best OfferFree shippingFront Differential Carrier Mounting Bracket Pair for 07-19 Chevy GMC Trucks (Fits: 2012 GMC Sierra 1500)
Brand New$92.26Was: $97.12Front Axle Forward Differential Mount Bushing Set 4pc for GM Pickup Truck SUV (Fits: 2012 GMC Sierra 1500)
Order by Noon EST and this part ships today!Brand New: AM Autoparts$46.90Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Was: $62.95Free shippingOnly 3 left1x Front Axle Differential Actuator 4WD For Chevy Silverado GMC Sierra 600-101 (Fits: 2012 GMC Sierra 1500)
Brand New$39.49Was: $78.98or Best OfferFree shipping07-13 GMC SIERRA 1500 FRONT CARRIER DIFFERENTIAL 143,424 MILES 3.42 RATIO (Fits: 2012 GMC Sierra 1500)
Pre-Owned: General Motors$310.00$104.99 shipping2014-2018 SILVERADO & SIERRA 1500 w/ 5.3L 4WD 4.56 GEARS PACKAGE (Fits: 2012 GMC Sierra 1500)
Brand New: Motive Gear$849.99Free shippingOnly 2 left08-13 Chevy Silverado 1500 Front Differential Carrier Assembly GT4 3.73 Ratio (Fits: 2012 GMC Sierra 1500)
Pre-Owned: Chevrolet$249.99$99.99 shippingCarrier Front Axle 3.42 Ratio Opt GU6 Fits 07-13 SIERRA 1500 PICKUP 1280843 (Fits: 2012 GMC Sierra 1500)
6 MONTH MONEY BACK GUARANTEE! LENTINI AUTO IS TEAM PRP!Pre-Owned: Chevrolet$499.99or Best OfferFree shipping2011 Sierra 1500 Front Differential Carrier OEM 156K Miles - LKQ354761625 (Fits: 2012 GMC Sierra 1500)
**See Full Description for IMPORTANT Vehicle Fitment**Pre-Owned: GMC$398.68Was: $674.85Free shipping