1985 Buick Electra Differentials & Components

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    • (0 reviews)
      # 111377687
      Buick Electra RWD with 8.5" Ring Gear with General Motors Series Axle with 28 Spline 1985, 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....
      Direct-fit OE-quality replacement for your factory partHelps restore the proper functionality of your vehicle
      $199.66 - $303.73
    • (0 reviews)
      # 531099060
      Buick Electra 1985, 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 axles. It's robust steel construction...
      Replacement eliminates driveline grinding and whining soundsDirect replacement for a proper fit
      $115.44 - $204.95
    • (1 review)
      # 68462477
      Buick Electra RWD with 8.5" Ring Gear with General Motors Series Axle with 28 Spline 1985, 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 racesExpertly crafted from premium materials
      $131.16 - $137.84
    • (0 reviews)
      # 531172555
      Buick Electra with 8.5" Ring Gear 1985, 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...
      Designed to effectively reduce frictionUltimate load handling capability
      $61.43 - $105.47
    • (0 reviews)
      # mpn2412740
      Buick Electra with 7.5" Ring Gear 1985, 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
      $116.95
    • (0 reviews)
      # mpn739976893
      Buick Electra RWD with 8.5" Ring Gear with General Motors Series Axle with 28 Spline 1985, Front / Rear Spider Gear Set by USA Standard Gear®. USA Standard gear sets are the right choice to add confidence to your install. USA Standard...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $132.42
    • (0 reviews)
      # 68462457
      Buick Electra RWD with 8.5" Ring Gear with General Motors Series Axle with 28 Spline 1985, Rear Differential Bearing Kit by USA Standard Gear®. This kit uses Koyo bearings and races along with all high quality small parts. USA Standard...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $91.36 - $126.09
    • (0 reviews)
      # mpn739977048
      Buick Electra RWD with 8.5" Ring Gear with General Motors Series Axle with 28 Spline 1985, 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...
      Installs into a standard open carrier caseProvides 100% traction to both wheels at all times
      $92.55
    • (0 reviews)
      # mpn739977046
      Buick Electra RWD with 8.5" Ring Gear with General Motors Series Axle with 28 Spline 1985, Rear Pinion Installation Kit by USA Standard Gear®. USA Standard ring and pinion sets are the right choice to add confidence to your install. USA...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $66.77
    • (0 reviews)
      # 202157084
      Buick Electra RWD with General Motors Series Axle 1985, Basic Series Differential Kit by Ratech®. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy use which makes it the perfect...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $15.40 - $15.44
    • (0 reviews)
      # mpn358588602
      Buick Electra RWD with 8.5" Ring Gear with General Motors Series Axle 1985, Complete Series™ Differential Kit 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
      $79.10
    • (0 reviews)
      # mpn358588584
      Buick Electra RWD with 8.5" Ring Gear with General Motors Series Axle 1985, Deluxe Series Differential Kit With Pinion 10-Bolt 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
      $112.00
    • (0 reviews)
      # 202157119
      Buick Electra RWD with General Motors Series Axle 1985, Differential Installation Kit by Ratech®. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy use which makes it the perfect...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $36.17 - $36.55
    • (0 reviews)
      # mpn2035563
      Buick Electra with 7.5" Ring Gear / with 8.5" Ring Gear 1985, Rear Differential 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
      $6.83
    • (0 reviews)
      # mpn2020911
      Buick Electra with 7.5" Ring Gear / with 8.5" Ring Gear 1985, 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...
      OE quality fit, performance, and reliabilityCost-effective friction management solution
      $4.21
    • (0 reviews)
      # mpn2889949607
      Buick Electra 1985, Advantage™ Rear Differential Bearing by ACDelco®. Don’t be “indifferent” toward your differential. It plays a vital role in moving your vehicle and ensuring a smooth ride. Designed utilizing the latest...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $8.15
    • (0 reviews)
      # mpn3065960247
      Buick Electra with 8.5" Ring Gear 1985, Advantage™ Rear Differential Carrier Bearing Race With 1.7812" ID by ACDelco®. Don’t be “indifferent” toward your differential. It plays a vital role in moving your vehicle and ensuring a...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $7.29
    • (0 reviews)
      # mpn864851579
      Buick Electra FWD 1985, GM Original Equipment™ Differential Carrier Internal Gear Thrust Bearing by ACDelco®. Don’t be “indifferent” toward your differential. It plays a vital role in moving your vehicle and ensuring a smooth...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $5.45
    • (0 reviews)
      # mpn864657673
      Buick Electra RWD with 8.50" Ring Gear with Positraction Limited Slip Rear Axle 1985, GM Original Equipment™ Differential Magnet by ACDelco®. Don’t be “indifferent” toward your differential. It plays a vital role in moving your...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $5.39
    • (0 reviews)
      # 531179366
      Buick Electra RWD 1985, GM Original Equipment™ Differential Pinion Bearing by ACDelco®. Don’t be “indifferent” toward your differential. It plays a vital role in moving your vehicle and ensuring a smooth ride. Designed utilizing...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $27.61 - $40.72
    • (0 reviews)
      # 531058564
      Buick Electra RWD 1985, GM Original Equipment™ Differential Pinion Seal by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for your...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $14.74 - $17.17
    • (0 reviews)
      # mpn4476731964
      Buick Electra FWD 1985, GM Original Equipment™ Front Differential Carrier Internal Gear Retaining Ring by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $7.69
    • (0 reviews)
      # 531143959
      Buick Electra RWD 1985, GM Original Equipment™ Rear Differential Bearing by ACDelco®. Don’t be “indifferent” toward your differential. It plays a vital role in moving your vehicle and ensuring a smooth ride. Designed utilizing...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $27.44
    • (0 reviews)
      # mpn1074426
      Buick Electra with 7.5" Ring Gear / with 8.5" Ring Gear with GM Series Axle 1985, Rear Axle Differential Bearing by National®. This bearing is manufactured from high quality steel and constructed utilizing state-of-the-art computer...
      Premium bearing design matches OEM specificationsPrecision manufactured using premium-grade steel for outstanding durability and performance
      $7.98
    • (0 reviews)
      # mpn1074425
      Buick Electra with 7.5" Ring Gear / with 8.5" Ring Gear with GMC Transmission 1985, Rear Axle Differential Bearing Race by National®. This part is manufactured by one of the most trusted names in the automotive industry to keep your...
      Premium bearing design matches OEM specificationsPrecision manufactured using premium-grade steel for outstanding durability and performance
      $4.16
    • (0 reviews)
      # mpn1848279422
      Buick Electra with 8.5" Ring Gear with GM Series Axle 1985, Rear Axle Standard Differential Bearing and Seal Kit by National®. This bearing is manufactured from high quality steel and constructed utilizing state-of-the-art computer...
      Spindle bearing and seal kitIncludes all components required to complete the repair
      $73.80
    • (0 reviews)
      # 531203206
      Buick Electra with GM Series Axle 1985, 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...
      Premium bearing design matches OEM specificationsPrecision manufactured using premium-grade steel for outstanding durability and performance
      $7.08 - $15.08
    • (0 reviews)
      # 531163710
      Buick Electra with GM Series Axle 1985, 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...
      Premium bearing design matches OEM specificationsPrecision manufactured using premium-grade steel for outstanding durability and performance
      $3.57 - $8.34
    • (0 reviews)
      # 531120829
      Buick Electra with GMC Transmission 1985, 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...
      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
      $18.13 - $20.11
    • (0 reviews)
      # 531179818
      Buick Electra with GM Series Axle 1985, Rear 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...
      National oil seals are recognized worldwide for their quality and reliable performance for every type of repair.Design Type: Spring Loaded; Multi-Lip
      $5.30 - $9.45
    • (0 reviews)
      # mpn358588599
      Buick Electra RWD with 7.5" Ring Gear with General Motors Series Axle 1985, 0.620" Crush Sleeve by Ratech®. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy use which makes it...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $3.81
    • (0 reviews)
      # mpn358588573
      Buick Electra RWD with 8.5" Ring Gear with General Motors Series Axle with 30 Spline 1985, Differential Bearing Kit With Pinion 10-Bolt 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
      $51.39
    • (0 reviews)
      # 202157145
      Buick Electra RWD with General Motors Series Axle 1985, Differential Bearing Spacer by Ratech®. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy use which makes it the perfect...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $12.04 - $12.63
    • (0 reviews)
      # 202157101
      Buick Electra RWD with General Motors Series Axle 1985, Differential Carrier Bearing Set by Ratech®.
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $23.31 - $26.05
    • (0 reviews)
      # mpn358588466
      Buick Electra RWD with 7.5" Ring Gear with General Motors Series Axle 1985, Differential Pinion Nut 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
      $2.42
    • (0 reviews)
      # mpn358588647
      Buick Electra RWD with 8.5" Ring Gear with General Motors Series Axle 1985, Differential Pinion Seal 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
      $4.16
    • (0 reviews)
      # mpn358588440
      Buick Electra RWD with 8.5" Ring Gear with General Motors Series Axle 1985, Differrential Carrier Shim Set by Ratech®. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy use which...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $23.80
    • (0 reviews)
      # mpn358588439
      Buick Electra RWD with 7.5" Ring Gear with General Motors Series Axle 1985, Pinion Shim Set by Ratech®. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy use which makes it the...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $9.52
    • (0 reviews)
      # mpn358588458
      Buick Electra RWD with 7.5" Ring Gear / with 8.5" Ring Gear with General Motors Series Axle 1985, Ring Gear Bolt Set 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
      $16.32
    • (0 reviews)
      # 202157142
      Buick Electra RWD with General Motors Series Axle 1985, Smart Sleeve Crush Sleeve by Ratech®. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy use which makes it the perfect deal...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $9.61
    • (0 reviews)
      # 695261920
      Buick Electra FWD 1985, Differential Seal by Pioneer Automotive®. By having own manufacturing facilities Pioneer Automotive® can guarantee the best quality in the market with the most competitive cost structure. Their OEM facilities...
      Made to deliver reliable service for a long timeRugged construction to withstand harsh conditions
      $2.43 - $4.71
    • (0 reviews)
      # mpn4554792024
      Buick Electra with GM 7.5" Series Axle / with GM 7.625" Series Axle / with GM 8.5" Series Axle with TrueTrac Differential 1985, 12 Point Ring Gear Bolt Kit by ARP®. The tremendous shock loads generated at launch by most any drag racing...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $65.36
    • (0 reviews)
      # 990421694
      Buick Electra RWD with 10 Bolt 1985, 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...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $18.99
    • (0 reviews)
      # 1146042350
      Buick Electra 1985, Differential Pinion Nut 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
      $4.99
    • (0 reviews)
      # 990413945
      Buick Electra 1985, 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
      Buick Electra with GM 7.5" Series Axle 1985, 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
      Buick Electra with GM 7.5" Series Axle 1985, 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)
      # 990393021
      Buick Electra RWD with 10 Bolt 1985, 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 other reproductive harm.
      Precise manufacturing and high-grade materialsExceptional performance at a competitive price
      $149.99
    • (0 reviews)
      # 1016942657
      Buick Electra RWD with 10 Bolt 1985, 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...
      Precise manufacturing and high-grade materialsExceptional performance at a competitive price
      $97.99 - $99.99
    • (0 reviews)
      # mpn4515293621
      Buick Electra RWD with GM 8.5" Series Axle with 10 Bolt 1985, 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...
      Precise manufacturing and high-grade materialsExceptional performance at a competitive price
      $43.99
    • (0 reviews)
      # mpn4561984219
      Buick Electra with GM 8.5" Series Axle 1985, Rear Differential Master Overhaul Kit by Alloy USA®. 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
      $179.48
    • (0 reviews)
      # mpn4517168131
      Buick Electra 5.0L with 28 Spline with 2.73 and Up Gear Ratio with GM 8.5" Series Axle with 10 Bolt 1985, ECTED Max™ Rear Limited Slip Differential by Auburn Gear®. With Selectable Full Locker. The ECTED Max is a selectable traction...
      Expertly crafted from superior materialsProvides exceptional reliability
      $761.88
    • (0 reviews)
      # 1028945005
      Buick Electra 5.0L with 10 Bolt 1985, HP™ Rear 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...
      Expertly crafted from superior materialsProvides exceptional reliability
      $428.40
    • (0 reviews)
      # 1029100496
      Buick Electra 5.0L with 10 Bolt 1985, Pro™ Rear 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...
      Expertly crafted from superior materialsProvides exceptional reliability
      $493.27 - $538.56
    • (0 reviews)
      # 503692248
      Buick Electra 5.0L with 10 Bolt 1985, Rear Differential Spring Retainer Service Kit by Auburn Gear®. 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
      $108.69 - $111.63
    • (0 reviews)
      # mpn4517168044
      Buick Electra 5.0L with 28 Spline with 2.73 and Up Gear Ratio with GM 8.5" Series Axle with 10 Bolt 1985, Rear Differential Wiring Harness Kit by Auburn Gear®. With Switch. Dominate the track or hit the trails with condidence 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
      $83.72
    • (0 reviews)
      # 1029232650
      Buick Electra with 10 Bolt 1985, Detroit Locker™ Rear Differential by Eaton®. The Detroit Locker is a 100%-automatic locking differential that provides ultimate traction for mild to extreme vehicle applications. Its unique,...
      100% automatic locking - no driver action neededProvides maximum amount of traction to both wheel ends
      $759.51 - $828.54
    • (0 reviews)
      # 1029350624
      Buick Electra with 10 Bolt 1985, Detroit Truetrac™ Rear Differential by Eaton®. The Detroit Truetrac is a helical-gear style performance differential that maximizes wheel traction and enhances driving and handling characteristics....
      Helical-style pinion gearsLimited-slip operation
      $475.41 - $512.73
    • (0 reviews)
      # 1029177554
      Buick Electra with 10 Bolt 1985, Posi™ Rear 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,...
      Superior rebuildable designRace-bred carbon friction discs
      $499.99 - $504.99
    • (0 reviews)
      # 503583210
      Buick Electra with 10 Bolt 1985, 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...
      Quiet operationComputer controlled heat treatment
      $144.79 - $156.44




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