1981 Chevy Blazer Differentials & Components

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    • (0 reviews)
      # 531157845
      Chevy Blazer 1981, 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 feature...
      Designed to effectively reduce frictionUltimate load handling capability
      $62.64 - $129.59
    • (0 reviews)
      # mpn103771
      Chevy Blazer with 8.875" Ring Gear 1981, 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 Pinion readily on hand.
      Replacement eliminates driveline grinding and whining soundsRobust steel construction ensures durability for years of service
      $122.95
    • (0 reviews)
      # 68468543
      Chevy Blazer 4WD with 8.5" Ring Gear with General Motors Series Axle with 28 Spline 1981, 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...
      Installs into a standard open carrier caseProvides 100% traction to both wheels at all times
      $92.55
    • (0 reviews)
      # 531114127
      Chevy Blazer 1981, 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
      $6.97 - $10.32
    • (0 reviews)
      # 531090294
      Chevy Blazer 1981, 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 that...
      OE quality fit, performance, and reliabilityCost-effective friction management solution
      $4.13 - $7.50
    • (0 reviews)
      # 531080338
      Chevy Blazer 1981, 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
      $11.71 - $26.11
    • (0 reviews)
      # 531082983
      Chevy Blazer 1981, 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
      $4.93 - $6.27
    • (0 reviews)
      # 531122037
      Chevy Blazer with 8.88" Ring Gear 1981, Rear Inner Differential Pinion Bearing by Timken®. Get optimum vehicle performance with Timken bearings. Timken manufactures ball bearings, cylindrical roller bearings, and tapered roller...
      Designed to effectively reduce frictionUltimate load handling capability
      $13.57 - $16.27
    • (0 reviews)
      # mpn2079325
      Chevy Blazer with 8.88" Ring Gear with Limited Slip Differential 1981, Rear Inner Differential Pinion Race by Timken®. Precision manufactured using premium materials and made by the company that is trusted by many carmakers, the Timken...
      OE quality fit, performance, and reliabilityCost-effective friction management solution
      $11.59
    • (0 reviews)
      # mpn2377089
      Chevy Blazer with 8.5-8.75" Ring Gear 1981, Differential Crush Sleeves by Dorman®. A necessary item to replace when servicing the differential, Dorman’s Differential Crush Sleeve is durably built to retain optimal pressure when the...
      Direct replacement for a proper fit every timeDesigned specifically for rear-wheel drive vehicles
      $2.98
    • (0 reviews)
      # 531110927
      Chevy Blazer 1981, Differential Pinion Shaft Lock Bolt by Dorman®. Engineered from high-quality metal, Dorman’s Differential Pinion Shaft Lock Bolt effectively retains the pinion shaft to the rear differential. The Bolt is recommended...
      Replacement restores drivabilityDirect replacement for a proper fit
      $1.72
    • (0 reviews)
      # 531147198
      Chevy Blazer 1981, 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 and...
      Premium bearing design matches OEM specificationsPrecision manufactured using premium-grade steel for outstanding durability and performance
      $8.38 - $12.43
    • (0 reviews)
      # 1094974925
      Chevy Blazer with 8.5" Ring Gear 1981, Axle Differential Bearing 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...
      Premium bearing design matches OEM specificationsPrecision manufactured using premium-grade steel for outstanding durability and performance
      $4.24 - $7.28
    • (0 reviews)
      # 531094173
      Chevy Blazer 1981, Axle Differential Bearing and Seal Kit 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...
      Spindle bearing and seal kitIncludes all components required to complete the repair
      $56.28 - $73.50
    • (0 reviews)
      # 531075660
      Chevy Blazer 1981, 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 performance...
      Premium bearing design matches OEM specificationsPrecision manufactured using premium-grade steel for outstanding durability and performance
      $8.80 - $16.53
    • (0 reviews)
      # 531096067
      Chevy Blazer 1981, 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 specifications...
      Premium bearing design matches OEM specificationsPrecision manufactured using premium-grade steel for outstanding durability and performance
      $4.78 - $7.50
    • (0 reviews)
      # mpn1362498
      Chevy Blazer Tremec Transmission 1981, Multi Purpose 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...
      National oil seals are recognized worldwide for their quality and reliable performance for every type of repair.Design Type: Spring Loaded; Single-Lip
      $5.84
    • (0 reviews)
      # 531075336
      Chevy Blazer 1981, 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 equipment...
      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
      $19.48 - $20.51
    • (0 reviews)
      # 531135984
      Chevy Blazer 1981, Outer 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
      $5.41 - $20.29
    • (0 reviews)
      # 503639590
      Chevy Blazer with 28 Shaft Spline with 2.73 and Up Gear Ratio with GM 8.5" Series Axle with 10 Bolt with Semi-Float Axle 1981, Air Locker by ARB®. Created to provide 100% traction on demand, without sacrificing any of your vehicle's...
      Differential CaseFlange Cap Assembly
      $940.50
    • (0 reviews)
      # 1016936602
      Chevy Blazer 1981, Differential Cross Pin by AllStar Performance®. Designed utilizing the latest technology, this product by AllStar Performance features premium quality and will perform better than advertised. Perfect for your vehicle...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $18.99
    • (0 reviews)
      # mpn4515290619
      Chevy Blazer with GM 7.5" Series Axle / with GM 8.5" Series Axle 1981, Differential Pinion Nut by AllStar Performance®. Designed utilizing the latest technology, this product by AllStar Performance features premium quality and will...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $4.99
    • (0 reviews)
      # 1037986913
      Chevy Blazer 1981, Differential Pinion Seal by AllStar Performance®. Designed utilizing the latest technology, this product by AllStar Performance features premium quality and will perform better than advertised. Perfect for your...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $6.99
    • (0 reviews)
      # mpn4515290647
      Chevy Blazer 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. Perfect for...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $96.99
    • (0 reviews)
      # mpn4515294792
      Chevy Blazer with GM 7.5" Series Axle 1981, Ring Gear Spacer 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
      $52.99
    • (0 reviews)
      # 990452420
      Chevy Blazer with GM 8.5" Series Axle with 10 Bolt 1981, Ring and Pinion Gear Set by AllStar Performance®. CA Prop 65 WARNING - This product contains chemicals known to the State of California to cause cancer, and/or birth defects or...
      Precise manufacturing and high-grade materialsExceptional performance at a competitive price
      $149.99
    • (0 reviews)
      # 1017015850
      Chevy Blazer 1981, Ring and Pinion Installation Bearing Kit by AllStar Performance®. Designed utilizing the latest technology, this product by AllStar Performance features premium quality and will perform better than advertised. Perfect...
      Precise manufacturing and high-grade materialsExceptional performance at a competitive price
      $99.99 - $112.99
    • (0 reviews)
      # 1066599509
      Chevy Blazer 1981, Ring and Pinion Installation Shim Kit by AllStar Performance®. CA Prop 65 WARNING - This product contains chemicals known to the State of California to cause cancer, and/or birth defects or other reproductive harm.
      Precise manufacturing and high-grade materialsExceptional performance at a competitive price
      $38.99 - $45.99
    • (0 reviews)
      # 174203945
      Chevy Blazer with 28 Spline with 2.73 and Up Gear Ratio with GM 8.5" Series Axle with 10 Bolt 1981, Differential Spring Retainer Service Kit by Auburn Gear®. Dominate the track or hit the trails with confidence by fine tuning your...
      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
      $113.82
    • (0 reviews)
      # 503691132
      Chevy Blazer 1981, Differential Wiring Harness Kit by Auburn Gear®. With Switch. Dominate the track or hit the trails with condidence 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
      $85.36
    • (0 reviews)
      # 1028896997
      Chevy Blazer 1981, ECTED Max™ Limited Slip Differential by Auburn Gear®. With Selectable Full Locker. The ECTED Max is a selectable traction device; an on/off switch is mounted near the driver. When "off" – the clutch pack, which is...
      Expertly crafted from superior materialsProvides exceptional reliability
      $776.82
    • (0 reviews)
      # 1029184685
      Chevy Blazer 1981, HP™ Limited Slip Differential by Auburn Gear®. High Performance. Auburn Gear’s flagship limited-slip differential gives you smooth torque-sensing operation with the correct bias ratios to out perform the...
      Expertly crafted from superior materialsProvides exceptional reliability
      $308.10 - $436.80
    • (0 reviews)
      # 1029238630
      Chevy Blazer 1981, Pro™ Limited Slip Differential by Auburn Gear®. Turns your torque up another notch, offering an even higher bias ratio and faster sensing reaction than HP for the very best in controlled power transfer. Dominate the...
      Expertly crafted from superior materialsProvides exceptional reliability
      $424.32 - $549.12
    • (0 reviews)
      # 1029100636
      Chevy Blazer with 2.73 to 5.13 Gear Ratio with GM 8.5" Series Axle with 10 Bolt with 1.20" Axle Shaft Diameter 1981, Detroit Locker™ Differential by Eaton®. The Detroit Locker is a 100%-automatic locking differential that provides...
      100% automatic locking - no driver action neededProvides maximum amount of traction to both wheel ends
      $828.54
    • (0 reviews)
      # 1029121628
      Chevy Blazer 1981, Detroit Truetrac™ Differential by Eaton®. The Detroit Truetrac is a helical-gear style performance differential that maximizes wheel traction and enhances driving and handling characteristics. Operation of the...
      Helical-style pinion gearsLimited-slip operation
      $512.73 - $563.27
    • (0 reviews)
      # 1029010511
      Chevy Blazer 1981, Posi™ Differential by Eaton®. The Eaton Posi limited-slip differential prevents wheel slip before it can get started. To do that, carbon disc clutch packs, preloaded by a central spring assembly, are located behind...
      Superior rebuildable designRace-bred carbon friction discs
      $489.99 - $499.99
    • (0 reviews)
      # 503562354
      Chevy Blazer 1981, Differential Installation Kit by G2 Axle & Gear®. For low mileage vehicles, G2 offers installation kits that have all the same components as the master kits, sans the bearings. This is an economically priced kit that...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $43.99 - $56.99
    • (0 reviews)
      # 503565225
      Chevy Blazer 1981, Differential Master Installation Kit by G2 Axle & Gear®. G2’s master installation kits come complete with everything you need to properly set up your ring and pinion gear set. Designed utilizing the latest...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $121.99 - $127.99
    • (0 reviews)
      # 742273398
      Chevy Blazer 1981, A-Line 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,...
      Quiet operationComputer controlled heat treatment
      $262.66 - $281.32
    • (0 reviews)
      # 503695218
      Chevy Blazer 1981, 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
      $116.07 - $166.40
    • (0 reviews)
      # 503367053
      Chevy Blazer 1981, 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 rigid...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $100.46 - $537.10
    • (0 reviews)
      # 742307434
      Chevy Blazer 1981, Differential Carrier Gear 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 this premium differential component that...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $163.46 - $215.34
    • (0 reviews)
      # 1029007527
      Chevy Blazer 1981, Differential Carrier Shim 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
      $31.21 - $31.53
    • (0 reviews)
      # mpn4517167611
      Chevy Blazer with 8.5" Series Axle with 10 Bolt 1981, Differential Crush Sleeve 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
      $3.01
    • (0 reviews)
      # 503516520
      Chevy Blazer 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 products undergo rigid quality...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $57.89 - $108.13
    • (0 reviews)
      # 503377331
      Chevy Blazer 1981, 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
      $111.47 - $137.35
    • (0 reviews)
      # 503321055
      Chevy Blazer 1981, 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
      $79.80 - $100.57
    • (0 reviews)
      # mpn4517167740
      Chevy Blazer with Chrysler 7.25" Series Axle / with Chrysler 8" Series Axle / with Chrysler 8.25" Series Axle / with Chrysler 8.375" Series Axle / with Chrysler 9.25" Series Axle / with GM 7.2" Series Axle / with GM 7.5" Series Axle /...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $5.48
    • (0 reviews)
      # 503349483
      Chevy Blazer 1981, Differential Pinion Seal 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 delivers...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $4.74 - $12.30
    • (0 reviews)
      # 503345451
      Chevy Blazer 1981, Differential Pinion Shaft 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
      $18.11 - $33.73
    • (0 reviews)
      # mpn4517166248
      Chevy Blazer with Chrysler 8" Series Axle / with Chrysler 8.25" Series Axle / with Chrysler 8.375" Series Axle / with Dana 44 Series Axle / with Ford 7.5" Series Axle / with Ford 8.8" Series Axle / with GM 8" Series Axle / with GM 8.5"...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $9.56
    • (0 reviews)
      # 742032799
      Chevy Blazer 1981, Differential Ring Gear Bolt 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
      $3.70 - $4.80
    • (0 reviews)
      # mpn4517166247
      Chevy Blazer with GM 8.5" Series Axle 1981, Differential Ring Gear Spacer 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...
      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
      $77.89
    • (0 reviews)
      # 742263430
      Chevy Blazer with Open Differential 1981, 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
      $148.38
    • (1 review)
      # 742436455
      Chevy Blazer with 2.73 and Up Gear Ratio with GM 8.5" Series Axle / with GM 8.625" Series Axle with 10 Bolt 1981, Performance Ring and Pinion Gear Set by Motive Gear®. Motive Gear Performance ring and pinions are perfect for dedicated...
      Central contact patternCNC start to finish
      $325.14 - $367.77
    • (0 reviews)
      # 742274473
      Chevy Blazer with GM 8.875" Series Axle with 12 Bolt 1981, Rear Differential Super 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...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $182.83 - $190.58
    • (0 reviews)
      # 503502129
      Chevy Blazer 1981, 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
      $273.57 - $339.77
    • (0 reviews)
      # 742385390
      Chevy Blazer with 8.5" Series Axle with 10 Bolt 1981, Spool 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...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $266.77 - $269.37
    • (0 reviews)
      # 1145954356
      Chevy Blazer 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 world's best traction aid, OX Lockers keep you...
      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)
      # 503473348
      Chevy Blazer 1981, Differential Pinion Shaft by Powertrax®. These hardened cross shafts are specifically designed for use with your Powertrax Lock Right locker. Powertrax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems...
      High quality at an affordable priceExpertly made from premium materials
      $26.08




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