1971 GMC G-Series Differentials & Components

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    • (0 reviews)
      # 451330562
      GMC G-Series 1971, Rear Ring and Pinion Gear Set by USA Standard Gear®. USA Standard ring and pinion sets are the right choice to add confidence to your install. USA Standard Gear offers a full line of ring & pinion sets for a variety...
      Direct-fit OE-quality replacement for your factory partHelps restore the proper functionality of your vehicle
      $193.31 - $275.13
    • (0 reviews)
      # 531144923
      GMC G15/G1500 Van / G25/G2500 Van with Dana 60 Series Axle 1971, Rear Differential Ring and Pinion by Dorman®. The gears of Dorman’s Differential Ring and Pinion are engineered to effectively transfer torque from the driveshaft to the...
      Replacement eliminates driveline grinding and whining soundsDirect replacement for a proper fit
      $170.67 - $183.95
    • (0 reviews)
      # 451333466
      GMC G-Series 1971, Rear Master Overhaul Bearing Kit by USA Standard Gear®. USA Standard Master Overhaul kits let you finish your install with confidence. This kit uses Koyo bearings and races. When it comes to a top-notch replacement...
      Uses Koyo bearings and racesExpertly crafted from premium materials
      $139.88 - $181.71
    • (0 reviews)
      # 531124983
      GMC G-Series 1971, Rear Axle Differential Bearing and Seal Kit by Timken®. Get optimum vehicle performance with Timken bearings. Timken manufactures ball bearings, cylindrical roller bearings, and tapered roller bearings, and all...
      Designed to effectively reduce frictionUltimate load handling capability
      $88.81 - $144.23
    • (0 reviews)
      # mpn103771
      GMC G15/G1500 Van / G25/G2500 Van with 8.875" Ring Gear 1971, Rear Differential Bearing Kit by Dorman®. Dorman’s Differential Bearing Kit allows you to keep all the necessary components for installation of the Differential Ring and...
      Replacement eliminates driveline grinding and whining soundsRobust steel construction ensures durability for years of service
      $122.95
    • (0 reviews)
      # mpn739977068
      GMC G15/G1500 Van with Dana 44 Series Axle with 30 Spline 1971, Front / Rear Mini Spool by USA Standard Gear®. Mini spools are a low-cost traction option for vehicles looking for full-time lockup. When it comes to a top-notch...
      Installs into a standard open carrier caseProvides 100% traction to both wheels at all times
      $94.50
    • (0 reviews)
      # 451338339
      GMC G15/G1500 Van with Dana 44 Series Axle with 30 Spline 1971, Front / Rear Spool by USA Standard Gear®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with...
      Provides 100% traction to both wheels at all timesNot recommended for street driven vehicles
      $189.61 - $199.20
    • (0 reviews)
      # 451304361
      GMC G-Series 1971, Rear Differential Bearing Kit by USA Standard Gear®. This kit uses Koyo bearings and races along with all high quality small parts. USA Standard Gear does extensive research for each application to make sure your kit...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $121.95 - $124.13
    • (0 reviews)
      # 451325404
      GMC G-Series with 12 Bolt Cover with General Motors Series Axle with 30 Spline 1971, Rear Spider Gear Set by USA Standard Gear®. USA Standard gear sets are the right choice to add confidence to your install. USA Standard Gear offers a...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $103.65
    • (0 reviews)
      # mpn915863
      GMC G15/G1500 Van / G25/G2500 Van with 8.5" Ring Gear with 10 Bolt Housing Cover with 28 Spline 1971, Rear Spider Gear Set by Crown®. Crown Automotive is just the ticket if you want to get the most out of your vehicle as well as revel...
      Developed to improve your driving experienceConstructed to ensure ultimate operation
      $100.42
    • (0 reviews)
      # 202155203
      GMC G15/G1500 Van / G25/G2500 Van with General Motors Series Axle with 30 Pinion Spline 1971, Basic Series Differential Kit by Ratech®. Designed with precision and functionality in mind, this accessory ensures outstanding performance...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $15.40
    • (0 reviews)
      # mpn358588610
      GMC G15/G1500 Van / G25/G2500 Van with 8.875" Ring Gear with General Motors Series Axle with 30 Pinion Spline 1971, Complete Series™ Differential Kit by Ratech®. Designed with precision and functionality in mind, this accessory...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $78.34
    • (0 reviews)
      # mpn358588453
      GMC G15/G1500 Van / G25/G2500 Van with 8.875" Ring Gear with General Motors Series Axle 1971, Differential Installation Kit by Ratech®. Designed with precision and functionality in mind, this accessory ensures outstanding performance...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $40.37
    • (0 reviews)
      # 531055330
      GMC G-Series 1971, Rear Differential Bearing by Timken®. Get optimum vehicle performance with Timken bearings. Timken manufactures ball bearings, cylindrical roller bearings, and tapered roller bearings, and all feature premium design,...
      Designed to effectively reduce frictionUltimate load handling capability
      $6.16 - $18.98
    • (0 reviews)
      # 531134002
      GMC G-Series 1971, Rear Differential Bearing Set by Timken®. Get optimum vehicle performance with Timken bearings. Timken manufactures ball bearings, cylindrical roller bearings, and tapered roller bearings, and all feature premium...
      Designed to effectively reduce frictionUltimate load handling capability
      $11.93
    • (0 reviews)
      # 531112901
      GMC G-Series 1971, Rear Differential Pinion Bearing by Timken®. Get optimum vehicle performance with Timken bearings. Timken manufactures ball bearings, cylindrical roller bearings, and tapered roller bearings, and all feature premium...
      Designed to effectively reduce frictionUltimate load handling capability
      $7.89 - $264.07
    • (0 reviews)
      # 531142211
      GMC G-Series 1971, Rear Differential Pinion Race by Timken®. Precision manufactured using premium materials and made by the company that is trusted by many carmakers, the Timken race is the right choice if you opt for a highly durable...
      OE quality fit, performance, and reliabilityCost-effective friction management solution
      $5.40 - $11.93
    • (0 reviews)
      # 531053268
      GMC G-Series 1971, Rear Differential Pinion Seal by Timken®. Timken offers the right seal to keep your vehicle running optimally. Timken seals provide ultimate protection from contaminants and help retain lubricants and liquids,...
      Machined rubber sealing edge provides greater accuracy and consistency and a better sealing surfaceAn extra dust lip helps keep harmful contaminants out and protects against rust and corrosion
      $6.39 - $10.61
    • (0 reviews)
      # 531051169
      GMC G-Series 1971, Rear Differential Race by Timken®. Precision manufactured using premium materials and made by the company that is trusted by many carmakers, the Timken race is the right choice if you opt for a highly durable part...
      OE quality fit, performance, and reliabilityCost-effective friction management solution
      $4.21 - $7.76
    • (0 reviews)
      # 531190204
      GMC G-Series 1971, Rear Axle Differential Bearing by National®. This bearing is manufactured from high quality steel and constructed utilizing state-of-the-art computer controlled heat treatment technology to ensure ultimate performance...
      Premium bearing design matches OEM specificationsPrecision manufactured using premium-grade steel for outstanding durability and performance
      $11.44 - $46.58
    • (0 reviews)
      # 531168524
      GMC G-Series 1971, Rear Differential Pinion Bearing by National®. This bearing is manufactured from high quality steel and constructed utilizing state-of-the-art computer controlled heat treatment technology to ensure ultimate...
      Possesses excellent antifriction propertiesManufactured utilizing computer controlled heat treatment processes for lasting performance
      $8.07 - $222.85
    • (0 reviews)
      # 531128642
      GMC G-Series 1971, Rear Differential Pinion Race by National®. This part is manufactured by one of the most trusted names in the automotive industry to keep your vehicle perform optimally. It is built to the original equipment...
      Premium bearing design matches OEM specificationsPrecision manufactured using premium-grade steel for outstanding durability and performance
      $4.34 - $4.87
    • (0 reviews)
      # 531179692
      GMC G-Series 1971, Rear Differential Pinion Seal by National®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind, this product by...
      Designed to increase wheel-end reliability by effectively excluding dirt, moisture, and other contaminantsA patent-pending National Dynamic Edge technology allows for maximum protection
      $5.29 - $6.86
    • (0 reviews)
      # 531185818
      GMC G-Series 1971, Rear Outer Differential Pinion Repair Sleeve by National®. This part is manufactured by one of the most trusted names in the automotive industry to keep your vehicle perform optimally. It is built to the original...
      National Redi-Sleeves are precision stainless steel wear sleeves designed to quickly repair damaged, grooved or worn shaftsStrong, durable stainless steel construction provides a corrosion-free sealing surface that surpasses most original shaft specifications
      $19.13 - $27.13
    • (0 reviews)
      # mpn358588574
      GMC G15/G1500 Van / G25/G2500 Van with 8.5" Ring Gear with General Motors Series Axle with 30 Spline 1971, Differential Bearing Kit With Pinion 12-Bolt by Ratech®. Designed with precision and functionality in mind, this accessory...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $54.66
    • (0 reviews)
      # mpn358588625
      GMC G15/G1500 Van / G25/G2500 Van with 8.5" Ring Gear with General Motors Series Axle 1971, Differential Bearing Spacer With Shim Pack by Ratech®. Designed with precision and functionality in mind, this accessory ensures outstanding...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $12.62
    • (0 reviews)
      # 202155215
      GMC G15/G1500 Van / G25/G2500 Van with General Motors Series Axle 1971, Differential Carrier Bearing Set by Ratech®.
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $26.08 - $26.54
    • (0 reviews)
      # 202155209
      GMC G15/G1500 Van / G25/G2500 Van with General Motors Series Axle 1971, Differential Pinion Bearing by Ratech®. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy use which makes...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $11.89 - $19.11
    • (0 reviews)
      # mpn358588468
      GMC G15/G1500 Van / G25/G2500 Van with 8.875" Ring Gear with General Motors Series Axle 1971, Differential Pinion Nut by Ratech®. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $2.92
    • (0 reviews)
      # mpn358588647
      GMC G15/G1500 Van / G25/G2500 Van with 8.5" Ring Gear with General Motors Series Axle 1971, Differential Pinion Seal by Ratech®. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $4.59
    • (0 reviews)
      # mpn358588440
      GMC G15/G1500 Van / G25/G2500 Van with 8.5" Ring Gear with General Motors Series Axle 1971, Differrential Carrier Shim Set by Ratech®. Designed with precision and functionality in mind, this accessory ensures outstanding performance and...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $23.83
    • (0 reviews)
      # mpn358588431
      GMC G15/G1500 Van / G25/G2500 Van with 8.875" Ring Gear with General Motors Series Axle 1971, Pinion Shim Set by Ratech®. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy use...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $9.25
    • (0 reviews)
      # mpn358588458
      GMC G15/G1500 Van / G25/G2500 Van with 8.5" Ring Gear with General Motors Series Axle 1971, Ring Gear Bolt Set by Ratech®. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy use...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $14.72
    • (0 reviews)
      # mpn358588433
      GMC G15/G1500 Van / G25/G2500 Van with 8.5" Ring Gear with General Motors Series Axle 1971, Smart Sleeve Crush Sleeve by Ratech®. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $9.62
    • (0 reviews)
      # 503308452
      GMC G15/G1500 Van 1971, Differential Carrier by Motive Gear®. Without Internal Kit. All Motive Gear products are engineered for their specific application and manufactured in state of the art facilities. All of company products undergo...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $98.53 - $288.08
    • (0 reviews)
      # 503522431
      GMC G15/G1500 Van / G25/G2500 Van with GM 8.875" Series Axle with 12 Bolt 1971, Rear A-Line Ring and Pinion Gear Set by Motive Gear®. Location: Rear. Motive Gear stock performance ring and pinions are excellent replacements for OE....
      Quiet operationComputer controlled heat treatment
      $139.52 - $147.24
    • (0 reviews)
      # 1145766362
      GMC G15/G1500 Van / G25/G2500 Van with 3.90 and Up Gear Ratio with GM 8.875" Series Axle with 12 Bolt 1971, Rear Pro Gear Ring and Pinion Gear Set by Motive Gear®. Location: Rear. Motive Gear Pro Gear ring and pinions are perfect for...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $322.73 - $357.66
    • (0 reviews)
      # 126501974
      GMC G-Series 1971, Ring and Pinion Gear Set by Motive Gear®. Motive Gear stock performance ring and pinions are excellent replacements for OE. Experienced installers prefer ring and pinions for easy setup, superior strength, quality,...
      Quiet operationComputer controlled heat treatment
      $185.78 - $237.47
    • (0 reviews)
      # mpn4517168949
      GMC G15/G1500 Van with 3.73 and Up Gear Ratio with GM 8.875" Series Axle with 12 Bolt with 1.30" Axle Shaft Diameter 1971, Detroit Truetrac™ Rear Differential by Eaton®. Location: Rear. The Detroit Truetrac is a helical-gear style...
      Helical-style pinion gearsLimited-slip operation
      $558.41
    • (0 reviews)
      # 503475183
      GMC G-Series with 30 Spline 1971, Rear Dura Grip Positraction by Yukon Gear & Axle®. Location: Rear. The Yukon Dura Grip an example of the popular clutch plate limited slips that appeared as OE equipment. Steel clutch plates, half of...
      Provides aggressive yet smooth traction to give you the confidence and performance you needFully rebuildable 4 spring design with composite clutches
      $507.11 - $519.65
    • (0 reviews)
      # 503552137
      GMC G15/G1500 Van with 30 Spline with Dana 44 Series Axle 1/2 Ton 1971, Rear Grizzly Locker by Yukon Gear & Axle®. Location: Rear. The Yukon Grizzly Locker is the ultimate in mechanical locking differentials for street, off-road, and...
      Available for many popular off-road & performance applicationsPatent pending design reduces common failures
      $647.24 - $650.44
    • (0 reviews)
      # 357543444
      GMC G-Series 1971, Rear High Performance Ring and Pinion Gear Set by Yukon Gear & Axle®. Location: Rear. Yukon Ring and Pinion sets give you the confidence of knowing you’re running gears designed for the harshest of conditions....
      Smooth finishEasy Set-Up
      $272.39 - $323.64
    • (0 reviews)
      # 503451372
      GMC G15/G1500 Van with Dana 44 Series Axle 1/2 Ton 1971, Rear Standard Open Carrier Case by Yukon Gear & Axle®. Without Spider Gears. Location: Rear. Dominate the track or hit the trails with confidence by fine tuning your vehicle for...
      Enables you to keep your engine in the powerband for more giddy-up and high speedAllows for getting superior traction on just about any brutal terrain
      $93.27 - $162.75
    • (0 reviews)
      # mpn4517166993
      GMC G15/G1500 Van with 3.92 and Up Gear Ratio with Dana 44 Series Axle 1/2 Ton 1971, Rear Trac Loc Carrier Case by Yukon Gear & Axle®. Without Spider Gears. Location: Rear. Dominate the track or hit the trails with confidence by fine...
      Enables you to keep your engine in the powerband for more giddy-up and high speedAllows for getting superior traction on just about any brutal terrain
      $266.13
    • (0 reviews)
      # 1091587725
      GMC G15/G1500 Van with Dana 44 Series Axle 1/2 Ton 1971, Rear Zip Locker by Yukon Gear & Axle®. Location: Rear. The Yukon Zip Locker is the latest in on-demand traction. Its air-operated design allows you to switch from an open...
      Air operated locker provides on-demand tractionForged case & 8620 internals for added strength
      $898.55
    • (0 reviews)
      # 1029207653
      GMC G15/G1500 Van C Engine VIN Character with 30 Spline with GM 8.875" Series Axle with 12 Bolt 1971, ECTED Max™ Rear Limited Slip Differential by Auburn Gear®. With Selectable Full Locker. Location: Rear. The ECTED Max is a...
      Expertly crafted from superior materialsProvides exceptional reliability
      $740.21
    • (0 reviews)
      # 1029146575
      GMC G15/G1500 Van C Engine VIN Character 1971, HP™ Rear Limited Slip Differential by Auburn Gear®. Location: Rear. High Performance. Auburn Gear’s flagship limited-slip differential gives you smooth torque-sensing operation with the...
      Expertly crafted from superior materialsProvides exceptional reliability
      $390.46 - $416.16
    • (0 reviews)
      # 1028991600
      GMC G15/G1500 Van C Engine VIN Character 1971, Pro™ Rear Limited Slip Differential by Auburn Gear®. Location: Rear. Turns your torque up another notch, offering an even higher bias ratio and faster sensing reaction than HP for the...
      Expertly crafted from superior materialsProvides exceptional reliability
      $474.91 - $518.98
    • (0 reviews)
      # mpn4517168990
      GMC G15/G1500 Van with 30 Spline with 3.73 and Down Gear Ratio with Dana 44 Series Axle with Dual Drilled for 3/8" Ring Gear Bolts / with Dual Drilled for 7/16" Ring Gear Bolts 1971, Grip Pro Traction System by Powertrax®. The Powertrax...
      Comes Fully AssembledDelivers Progressive and Variable Traction
      $424.97
    • (0 reviews)
      # 503478397
      GMC G-Series with Open Differential 1971, Lock Right Locker by Powertrax®. Powertrax Lock-Right performance lockers’ straight-line performance is equal to a solid spool axle, yet they automatically unlock during turns. When extreme...
      Brute force devices for rugged applicationsReplacement of differential case not required
      $332.03 - $403.79
    • (0 reviews)
      # 503429218
      GMC G-Series with 30 Spline 1971, No-Slip Traction System by Powertrax®. 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...
      Extreme Traction PerformanceEnables a 2 Wheel Drive to outperform a 4 Wheel Drive in poor traction conditions
      $430.01 - $452.01
    • (0 reviews)
      # 503326451
      GMC G15/G1500 Van / G25/G2500 Van with 30 Spline with GM 8.875" Series Axle 1971, Open Grip LS Traction System by Powertrax®. The Powertrax Grip LS, is a clutch-type differential in a forged steel case. This differential uses a set of...
      Comes Fully AssembledCarbon Fiber and Steel Friction Plate Technology
      $438.45 - $448.19
    • (0 reviews)
      # mpn4517169411
      GMC G15/G1500 Van with 30 Spline with 3.92 and Up Gear Ratio with Dana 44 Series Axle 1971, Open Grip Lok Traction System by Powertrax®. If you are looking for the ultimate in traction, the Powertrax Grip Lok can handle the torque of...
      Comes Fully AssembledTraction Adding Differential Technology
      $600.71
    • (0 reviews)
      # 503451597
      GMC G15/G1500 Van / G25/G2500 Van with GM 8.875" Series Axle with 12 Bolt 1971, Rear Street Gear Ring and Pinion Gear Set by Richmond®. Location: Rear. Richmond Gear ring and pinions are perfect for any vehicle where performance and...
      Outstanding design and state of the art manufacturing techniquesExtensive testing ensures uncompromising reliability
      $214.67 - $254.22
    • (0 reviews)
      # 503336216
      GMC G-Series with 30 Spline with Dana 44 Series Axle 1971, Front Differential Locker by Aussie Locker®. Location: Front. The Aussie Locker is the most advanced "traction added" Automatic Precision Locker in the world today. Specifically...
      High quality at an affordable priceExpertly made from premium materials
      $289.75
    • (0 reviews)
      # 503516667
      GMC G-Series 1971, Differential Bearing Kit by Motive Gear®. All Motive Gear products are engineered for their specific application and manufactured in state of the art facilities. All of company products undergo rigid quality control...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $72.92 - $94.73
    • (0 reviews)
      # 503328292
      GMC G-Series 1971, Differential Gear Installation Kit by Motive Gear®. All Motive Gear products are engineered for their specific application and manufactured in state of the art facilities. All of company products undergo rigid quality...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $55.43 - $59.93
    • (0 reviews)
      # 503605432
      GMC G-Series 1971, Differential Master Bearing Kit by Motive Gear®. All Motive Gear products are engineered for their specific application and manufactured in state of the art facilities. All of company products undergo rigid quality...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $80.82 - $120.37
    • (0 reviews)
      # 503440147
      GMC G-Series 1971, Differential Pinion Bearing Kit by Motive Gear®. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed and performance with these premium differential bearing kit...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $46.56 - $77.38
    • (0 reviews)
      # 126502098
      GMC G-Series with Open Differential 1971, Mini Spool by Motive Gear®. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed and performance with this premium differential component that...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $81.49 - $83.09




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