1981 Pontiac Grand Prix Differentials

Change Vehicle
Show items:
Sort by:
    • (0 reviews)
      # mpn4517168131
      Pontiac Grand Prix 4.3L / 4.4L with 28 Spline with GM 8.5" Series Axle with 2.73 and Up Gear Ratio with 10 Bolt 1981, ECTED Max™ Rear Limited Slip Differential by Auburn Gear®. With Selectable Full Locker. Location: Rear. The ECTED...
      Expertly crafted from superior materialsProvides exceptional reliability
      $803.64
    • (0 reviews)
      # 209391962
      Pontiac Grand Prix with GM 7.5" Series Axle with 10 Bolt 1981, Rear Ring and Pinion Gear Set by Motive Gear®. Location: Rear. Motive Gear stock performance ring and pinions are excellent replacements for OE. Experienced installers...
      Quiet operationComputer controlled heat treatment
      $210.05 - $241.63
    • (0 reviews)
      # 503578348
      Pontiac Grand Prix with 10 Bolt with Open Differential 1981, 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...
      Extreme Traction PerformanceEnables a 2 Wheel Drive to outperform a 4 Wheel Drive in poor traction conditions
      $418.28
    • (0 reviews)
      # mpn4517168514
      Pontiac Grand Prix with 28 Spline with GM 7.625" Series Axle with 3.23 and Up Gear Ratio 1981, Open Grip LS Traction System by Powertrax®. The Powertrax Grip LS, is a clutch-type differential in a forged steel case. This differential...
      Comes Fully AssembledCarbon Fiber and Steel Friction Plate Technology
      $457.67
    • (0 reviews)
      # mpn4517166816
      Pontiac Grand Prix with 28 Spline with GM 8.5" Series Axle with 2.73 and Up Gear Ratio 1981, Rear Grizzly Locker by Yukon Gear & Axle®. Location: Rear. The Yukon Grizzly Locker is the ultimate in mechanical locking differentials for...
      Available for many popular off-road & performance applicationsPatent pending design reduces common failures
      $748.92
    • (0 reviews)
      # mpn4517168200
      Pontiac Grand Prix 4.3L / 5.7L with 1.16" Axle Shaft Diameter with GM 7.5" Series Axle with 3.23 and Up Gear Ratio with 10 Bolt 1981, Detroit Locker™ Rear Differential by Eaton®. Location: Rear. The Detroit Locker is a 100%-automatic...
      100% automatic locking - no driver action neededProvides maximum amount of traction to both wheel ends
      $744.90
    • (0 reviews)
      # mpn4517169609
      Pontiac Grand Prix 4.3L / 5.7L with 1.16" Axle Shaft Diameter with GM 7.5" Series Axle with 3.23 and Up Gear Ratio with 10 Bolt 1981, Posi™ Rear Differential by Eaton®. Location: Rear. The Eaton Posi limited-slip differential prevents...
      Superior rebuildable designRace-bred carbon friction discs
      $487.18
    • (0 reviews)
      # 503344017
      Pontiac Grand Prix 1981, 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 which are...
      Provides aggressive yet smooth traction to give you the confidence and performance you needFully rebuildable 4 spring design with composite clutches
      $520.37 - $521.31
    • (0 reviews)
      # 503677120
      Pontiac Grand Prix with 28 Spline 1981, 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 neck-breaking...
      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
      $143.67 - $254.96
    • (0 reviews)
      # 503681494
      Pontiac Grand Prix 1981, Rear Differential Master Overhaul Kit by Yukon Gear & Axle®. Location: Rear. Yukon Master Overhaul kits give you all the high quality parts you need to start and finish every differential job. Yukon offers more...
      Most complete kits on the marketComplete overhaul package to rebuild differential
      $181.49 - $217.76
    • (0 reviews)
      # mpn4517172801
      Pontiac Grand Prix with 26 Spline / with 28 Spline with GM 7.5" Series Axle with 3.23 and Up Gear Ratio 1981, Rear Dura Grip Carrier Case by Yukon Gear & Axle®. Without Spider Gears. Location: Rear. Dominate the track or hit the trails...
      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
      $254.96
    • (0 reviews)
      # 503503107
      Pontiac Grand Prix 1981, 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
      $262.49 - $503.50
    • (0 reviews)
      # mpn4517168181
      Pontiac Grand Prix with GM 8.5" Series Axle with 2.73 and Up Gear Ratio with 10 Bolt 1981, Differential Carrier by Motive Gear®. Without Internal Kit. All Motive Gear products are engineered for their specific application and...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $77.55
    • (0 reviews)
      # 503462439
      Pontiac Grand Prix with GM 7.5" Series Axle with 10 Bolt 1981, Rear Performance Ring and Pinion Gear Set by Motive Gear®. Location: Rear. Motive Gear Performance ring and pinions are perfect for dedicated racing or off-road vehicle....
      Central contact patternCNC start to finish
      $221.11 - $259.17
    • (0 reviews)
      # mpn4517172536
      Pontiac Grand Prix with GM 7.5" Series Axle with 3.23 and Up Gear Ratio with 10 Bolt 1981, Rear Pro Gear Ring and Pinion Gear Set by Motive Gear®. Location: Rear. Motive Gear Pro Gear ring and pinions are perfect for dedicated racing or...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $448.50
    • (0 reviews)
      # 1029323540
      Pontiac Grand Prix with 10 Bolt 1981, 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 correct...
      Expertly crafted from superior materialsProvides exceptional reliability
      $451.22
    • (0 reviews)
      # 1029070652
      Pontiac Grand Prix with 10 Bolt 1981, 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 very best in...
      Expertly crafted from superior materialsProvides exceptional reliability
      $511.62 - $555.69
    • (0 reviews)
      # 1028914935
      Pontiac Grand Prix 3.8L / 4.3L / 5.7L with 1.16" Axle Shaft Diameter with GM 7.5" Series Axle with 10 Bolt 1981, Detroit Truetrac™ Rear Differential by Eaton®. Location: Rear. The Detroit Truetrac is a helical-gear style performance...
      Helical-style pinion gearsLimited-slip operation
      $461.03 - $463.07
    • (0 reviews)
      # 503528090
      Pontiac Grand Prix with Open Differential 1981, 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...
      Brute Force Devices For Rugged ApplicationsReplacement Of Differential Case Not Required
      $405.19 - $406.60
    • (0 reviews)
      # mpn4517169459
      Pontiac Grand Prix with GM 8.5" Series Axle with 2.73 Ratio and Numerically Higher with 10 Bolt 1981, Excel™ Differential Carrier by Richmond®. Designed utilizing the latest technology, this product by Richmond features premium...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $74.55
    • (0 reviews)
      # 1029235525
      Pontiac Grand Prix with GM 7.5" Series Axle/ with 7.625" Series Axle with 10 Bolt 1981, Excel™ Rear Ring and Pinion Gear Set by Richmond®. Location: Rear. Designed utilizing the latest technology, this product by Richmond features...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $164.95 - $194.50
    • (0 reviews)
      # 503546383
      Pontiac Grand Prix with GM 7.5" Series Axle with 10 Bolt 1981, 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 durability matters....
      Outstanding design and state of the art manufacturing techniquesExtensive testing ensures uncompromising reliability
      $232.75 - $279.10
    • (0 reviews)
      # 1145664356
      Pontiac Grand Prix with Front GM 8.5" (10 Bolt) Series Axle with 2.73 and Up Gear Ratio 1981, Differential Locker by OX Off Road®. OX Lockers can instantly lock differentials and allow you to tackle the toughest off-road terrain. The...
      Easy clean cabin friendly installation with no setup adjustmentsStandard system uses no electric for a higher level of dependability
      $859.00 - $994.00
    • (0 reviews)
      # 990460227
      Pontiac Grand Prix with GM 7.5" Series Axle with 10 Bolt 1981, Ring and Pinion Gear Set by AllStar Performance®.
      Precise manufacturing and high-grade materialsExceptional performance at a competitive price
      $149.99
    • (0 reviews)
      # 503683307
      Pontiac Grand Prix 1981, Rear Differential Bearing Installation Kit by Yukon Gear & Axle®. With Timken Bearings and Races. 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
      $140.92 - $169.45
    • (0 reviews)
      # 503304375
      Pontiac Grand Prix 1981, Rear Differential Carrier Bearing Kit by Yukon Gear & Axle®. Location: Rear. Includes: Carrier bearings, races and "super" carrier shim kit. Yukon Carrier installation kits are great, low cost kits for carrier...
      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
      $67.28 - $94.50
    • (0 reviews)
      # 503387018
      Pontiac Grand Prix 1981, Rear Differential Mini Installation Kit by Yukon Gear & Axle®. Location: Rear. Yukon Mini installation kits are a low cost solution for gear changes in newer vehicles where the bearings can be reused and...
      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
      $36.24 - $74.15
    • (0 reviews)
      # 503322477
      Pontiac Grand Prix 1981, Rear Differential Pinion Installation Kit by Yukon Gear & Axle®. Location: Rear. Yukon Pinion installation kits are a terrific solution for gear installation on lower mileage vehicles where the carrier bearings...
      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
      $107.68 - $125.62
    • (0 reviews)
      # 68643584
      Pontiac Grand Prix 1981, Rear Mini Spool by Yukon Gear & Axle®. Location: Rear. Mini spools are a low-cost traction option for vehicles looking for full-time lockup. The mini spool installs into a standard open carrier and give 100%...
      Provides 100% traction to both wheels at all timesInstalls into standard open carrier case
      $109.39 - $184.32
    • (0 reviews)
      # 503698945
      Pontiac Grand Prix 1981, Rear Spider Gear Set by Yukon Gear & Axle®. Location: Rear. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed and performance with this premium differential...
      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
      $101.94 - $225.57
    • (0 reviews)
      # 1028918955
      Pontiac Grand Prix with 28 Spline with GM 8.5" Series Axle 1981, Rear Spool by Yukon Gear & Axle®. Location: Rear. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed and performance...
      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
      $264.78 - $282.88
    • (0 reviews)
      # mpn4517166105
      Pontiac Grand Prix with 7.5" Series Axle 1981, 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...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $45.48
    • (0 reviews)
      # 503682482
      Pontiac Grand Prix with GM 7.5" Series Axle with 10 Bolt 1981, Rear Differential Bearing Kit by Motive Gear®. Location: Rear. All Motive Gear products are engineered for their specific application and manufactured in state of the art...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $75.43 - $79.18
    • (0 reviews)
      # mpn4517166233
      Pontiac Grand Prix with 26 Spline with GM 7.5" Series Axle with 10 Bolt 1981, Rear Differential Carrier Gear Kit by Motive Gear®. Location: Rear. Dominate the track or hit the trails with confidence by fine tuning your vehicle for...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $108.20
    • (0 reviews)
      # 503502056
      Pontiac Grand Prix with GM 7.5" Series Axle with 10 Bolt 1981, Rear Differential Master Bearing Kit by Motive Gear®. Location: Rear. All Motive Gear products are engineered for their specific application and manufactured in state of the...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $90.49 - $100.58
    • (0 reviews)
      # 503338026
      Pontiac Grand Prix with GM 7.5" Series Axle with 10 Bolt 1981, Rear Differential Super Bearing Kit by Motive Gear®. Location: Rear. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $113.17 - $125.76
    • (0 reviews)
      # 503588268
      Pontiac Grand Prix with 7.5" Series Axle with 10 Bolt with Open Differential 1981, Rear Mini Spool by Motive Gear®. Location: Rear. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $80.99 - $81.49
    • (0 reviews)
      # mpn4517166583
      Pontiac Grand Prix with GM 7.5 Series Axle / with GM 7.625" Series Axle 1981, Differential Mega Bearing Kit by Richmond®. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed and...
      Outstanding design and state of the art manufacturing techniquesExtensive testing ensures uncompromising reliability
      $157.24
    • (0 reviews)
      # mpn4517171284
      Pontiac Grand Prix with GM 7.5" Series Axle with 10 Bolt 1981, Excel™ Rear Differential Bearing Kit by Richmond®. Location: Rear. Designed utilizing the latest technology, this product by Richmond features premium quality and will...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $93.46
    • (0 reviews)
      # mpn4517168819
      Pontiac Grand Prix with 1.16" Axle Spline Diameter with 26 Spline with GM 7.5" Series Axle/ with 7.625" Series Axle with 10 Bolt 1981, Excel™ Rear Differential Carrier Gear Kit by Richmond®. Location: Rear. Designed utilizing the...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $105.05
    • (0 reviews)
      # 503388069
      Pontiac Grand Prix 3.8L / 4.3L / 5.7L with GM 7.5" Series Axle with Open Differential 1981, Rear Mini Spool by Richmond®. Location: Rear. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking...
      Outstanding design and state of the art manufacturing techniquesExtensive testing ensures uncompromising reliability
      $100.35
    • (0 reviews)
      # mpn4515290647
      Pontiac Grand Prix with GM 7.5" Series Axle 1981, Mini Spool by AllStar Performance®. Designed utilizing the latest technology, this product by AllStar Performance features premium quality and will perform better than advertised....
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $96.99
    • (0 reviews)
      # mpn4515294757
      Pontiac Grand Prix with GM 7.5" Series Axle with 10 Bolt 1981, Ring and Pinion Installation Bearing Kit by AllStar Performance®.
      Precise manufacturing and high-grade materialsExceptional performance at a competitive price
      $99.99
    • (0 reviews)
      # mpn4515294760
      Pontiac Grand Prix with GM 7.5" Series Axle with 10 Bolt 1981, Ring and Pinion Installation Shim Kit by AllStar Performance®.
      Precise manufacturing and high-grade materialsExceptional performance at a competitive price
      $43.99
    • (0 reviews)
      # 503440311
      Pontiac Grand Prix 1981, Rear Differential Bearing Race Driver by Yukon Gear & Axle®. Location: Rear. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed and performance with this...
      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
      $116.74 - $126.07
    • (0 reviews)
      # 503483256
      Pontiac Grand Prix 1981, Rear Differential Bearing Race Punch by Yukon Gear & Axle®. Location: Rear. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed and performance with this...
      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
      $59.80
    • (0 reviews)
      # 503375416
      Pontiac Grand Prix 1981, Rear Differential Carrier Bearing Puller by Yukon Gear & Axle®. Location: Rear. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed and performance with this...
      Works with an impact gun to safely and easliy remove carrrier bearingsEnables you to keep your engine in the powerband for more giddy-up and high speed
      $456.92 - $545.85
    • (0 reviews)
      # 503639556
      Pontiac Grand Prix 1981, Rear Differential Clutch Set by Yukon Gear & Axle®. Location: Rear. Yukon uses higher quality materials and better techniques than OEM to ensure a longer lasting spider gear set. Designed utilizing the latest...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $136.03 - $310.77
    • (0 reviews)
      # 503516265
      Pontiac Grand Prix with Posi Differential 1981, Rear Differential Cross Pin Bolt by Yukon Gear & Axle®. Location: Rear. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed and...
      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
      $3.70
    • (0 reviews)
      # 503495314
      Pontiac Grand Prix 1981, Rear Differential Cross Pin Bolt Extractor Kit by Yukon Gear & Axle®. Location: Rear. Designed utilizing the latest technology, this product by Yukon Gear & Axle features premium quality and will perform better...
      Easily removes a broken cross pin bolt from a carrier caseDesigned to deliver trouble-free, consistent performance
      $48.93
    • (1 review)
      # 503470398
      Pontiac Grand Prix 1981, Rear Differential Cross Pin Shaft by Yukon Gear & Axle®. Location: Rear. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed and performance with this premium...
      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
      $22.88 - $44.92
    • (0 reviews)
      # 503613311
      Pontiac Grand Prix 1981, Rear Differential Crush Sleeve by Yukon Gear & Axle®. Location: Rear. Designed utilizing the latest technology, this product by Yukon Gear & Axle features premium quality and will perform better than advertised....
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $3.68 - $4.47
    • (0 reviews)
      # 503612500
      Pontiac Grand Prix 1981, Rear Differential Crush Sleeve Eliminator Kit by Yukon Gear & Axle®. Location: Rear. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed and performance with...
      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
      $31.49
    • (0 reviews)
      # 503591130
      Pontiac Grand Prix with Standard Open Differential 1981, Rear Differential Pinion Gear Thrust Washer by Yukon Gear & Axle®. 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
      $4.76 - $6.19
    • (0 reviews)
      # 503369105
      Pontiac Grand Prix 1981, Rear Differential Pinion Mighty Seal by Yukon Gear & Axle®. Location: Rear. Yukon Mighty Seals use the latest designs and manufacturing technologies to produce a precision fit, a tight seal and long life. Yukon...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $8.48 - $9.33
    • (0 reviews)
      # 503365384
      Pontiac Grand Prix 1981, Rear Differential Pinion Nut by Yukon Gear & Axle®. Location: Rear. Yukon heavy duty pinion supports feature upgraded materials and a larger design than OEM to provide heavy duty strength in racing and off-road...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $7.22
    • (0 reviews)
      # 503579234
      Pontiac Grand Prix 1981, Rear Differential Pinion Nut Spacer by Yukon Gear & Axle®. Location: Rear. Designed utilizing the latest technology, this product by Yukon Gear & Axle features premium quality and will perform better than...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $8.83
    • (0 reviews)
      # mpn4517168886
      Pontiac Grand Prix with Dura Grip Locker / with Eaton Locker with 28 Spline with GM 8.5" Series Axle 1981, Rear Differential Preload Shim Set by Yukon Gear & Axle®. Location: Rear. Dominate the track or hit the trails with confidence by...
      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
      $23.74
    • (0 reviews)
      # 503695458
      Pontiac Grand Prix 1981, Rear Differential Seal Puller by Yukon Gear & Axle®. Location: Rear. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed and performance with this premium...
      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
      $39.53
    • (0 reviews)
      # 503409340
      Pontiac Grand Prix with Standard Open Differential 1981, Rear Differential Side Gear Thrust Washer by Yukon Gear & Axle®. Location: Rear. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking...
      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
      $7.51 - $10.10




    1981 Pontiac Grand Prix Models
    Low Prices Price match guarantee
    In-House Experts We know our products
    Guaranteed Fitment Always the correct part
    Easy Returns Quick & Hassle Free

    All manufacturer names, symbols, and descriptions, used in our images and text are used solely for identification purposes only. It is neither inferred nor implied that any item sold by CARiD.com is a product authorized by or in any way connected with any vehicle manufacturers displayed on this page.

    SECURE SHOPPING