1984 Oldsmobile Cutlass Differentials & Components

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    • (0 reviews)
      # 531199997
      Oldsmobile Cutlass with 7.5" Ring Gear / with 7.6" Ring Gear with 26 Spline Axle Shaft 1984, Rear Differential Ring and Pinion by Dorman®. The gears of Dorman’s Differential Ring and Pinion are engineered to effectively transfer...
      Replacement eliminates driveline grinding and whining soundsDirect replacement for a proper fit
      $115.44 - $168.95
    • (0 reviews)
      # 531199402
      Oldsmobile Cutlass 1984, 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
      $61.70 - $122.30
    • (0 reviews)
      # mpn2035563
      Oldsmobile Cutlass 1984, 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...
      Designed to effectively reduce frictionUltimate load handling capability
      $6.86
    • (0 reviews)
      # 531075744
      Oldsmobile Cutlass with 7.5" Ring Gear with 3.13" Bearing OD 1984, Rear Differential Pinion Bearing by Timken®. Get optimum vehicle performance with Timken bearings. Timken manufactures ball bearings, cylindrical roller bearings, and...
      Designed to effectively reduce frictionUltimate load handling capability
      $7.17 - $15.60
    • (0 reviews)
      # 531147550
      Oldsmobile Cutlass with 7.5" Ring Gear with 3.13" Bearing OD 1984, 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...
      OE quality fit, performance, and reliabilityCost-effective friction management solution
      $3.62 - $7.99
    • (0 reviews)
      # mpn2054383
      Oldsmobile Cutlass with 7.5" Ring Gear with 3.13" Bearing OD 1984, Rear Differential Pinion Seal by Timken®. Timken offers the right seal to keep your vehicle running optimally. Timken seals provide ultimate protection from contaminants...
      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
      $8.47
    • (0 reviews)
      # mpn2020911
      Oldsmobile Cutlass 1984, 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...
      OE quality fit, performance, and reliabilityCost-effective friction management solution
      $4.23
    • (0 reviews)
      # 531087410
      Oldsmobile Cutlass 1984, Differential Crush Sleeve 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 pinion gear nut is...
      Direct replacement for a proper fit every timeDesigned specifically for rear-wheel drive vehicles
      $2.72 - $2.93
    • (0 reviews)
      # mpn2377088
      Oldsmobile Cutlass with 7.5" Ring Gear / with 8.5" Ring Gear 1984, Rear Differential Pinion Shaft Lock Bolt by Dorman®. Engineered from high-quality metal, Dorman’s Differential Pinion Shaft Lock Bolt effectively retains the pinion...
      Replacement restores drivabilityDirect replacement for a proper fit
      $1.68
    • (0 reviews)
      # 531088707
      Oldsmobile Cutlass 1984, 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...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $27.61 - $39.02
    • (0 reviews)
      # 531054543
      Oldsmobile Cutlass 1984, 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)
      # mpn2660238291
      Oldsmobile Cutlass 1984, GM Original Equipment™ Rear Differential Bearing - Side Of Rear Axle by ACDelco®. Location: Side Of Rear Axle. 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
      $27.44
    • (0 reviews)
      # mpn1074426
      Oldsmobile Cutlass with 7.5" Ring Gear / with 8.5" Ring Gear with GM Series Axle 1984, 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
      $7.78
    • (0 reviews)
      # mpn1074425
      Oldsmobile Cutlass with 7.5" Ring Gear / with 8.5" Ring Gear with GMC Transmission 1984, Rear Axle Differential Bearing Race by National®. This part is manufactured by one of the most trusted names in the automotive industry to keep...
      Premium bearing design matches OEM specificationsPrecision manufactured using premium-grade steel for outstanding durability and performance
      $4.16
    • (0 reviews)
      # mpn1848279422
      Oldsmobile Cutlass with 8.5" Ring Gear with GM Series Axle 1984, 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
      $73.42
    • (0 reviews)
      # 531168416
      Oldsmobile Cutlass with GM Series Axle 1984, 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)
      # 531083749
      Oldsmobile Cutlass with GM Series Axle 1984, 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)
      # 531122559
      Oldsmobile Cutlass with GMC Transmission 1984, 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...
      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
      $19.02 - $20.11
    • (0 reviews)
      # 531095915
      Oldsmobile Cutlass with GM Series Axle 1984, 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...
      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)
      # mpn4515293275
      Oldsmobile Cutlass with GM 7.5" Series Axle with 10 Bolt 1984, Differential Cross Pin by AllStar Performance®. Designed utilizing the latest technology, this product by AllStar Performance features premium quality and will perform...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $18.99
    • (0 reviews)
      # mpn4515290619
      Oldsmobile Cutlass with GM 7.5" Series Axle / with GM 8.5" Series Axle 1984, Differential Pinion Nut by AllStar Performance®. Designed utilizing the latest technology, this product by AllStar Performance features premium quality and...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $4.99
    • (0 reviews)
      # 990457567
      Oldsmobile Cutlass 1984, 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
      Oldsmobile Cutlass with GM 7.5" Series Axle 1984, 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)
      # mpn4515294792
      Oldsmobile Cutlass with GM 7.5" Series Axle 1984, Ring Gear Spacer 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...
      $52.99
    • (0 reviews)
      # 990389345
      Oldsmobile Cutlass with GM 7.5" Series Axle with 10 Bolt 1984, 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...
      Precise manufacturing and high-grade materialsExceptional performance at a competitive price
      $149.99
    • (0 reviews)
      # 1016960763
      Oldsmobile Cutlass with 10 Bolt 1984, 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)
      # 1029307509
      Oldsmobile Cutlass 3.8L / 5.0L with 26 Spline with GM 7.5" Series Axle with 10 Bolt 1984, HP™ Rear Limited Slip Differential by Auburn Gear®. High Performance. Auburn Gear’s flagship limited-slip differential gives you smooth...
      Expertly crafted from superior materialsProvides exceptional reliability
      $428.40 - $453.26
    • (0 reviews)
      # 1029166606
      Oldsmobile Cutlass 3.8L / 5.0L with 26 Spline with GM 7.5" Series Axle with 10 Bolt 1984, Pro™ Rear Limited Slip Differential by Auburn Gear®. Turns your torque up another notch, offering an even higher bias ratio and faster sensing...
      Expertly crafted from superior materialsProvides exceptional reliability
      $493.27
    • (0 reviews)
      # 503493113
      Oldsmobile Cutlass 3.8L / 5.0L with 26 Spline with 3.08 and Down Gear Ratio / with 3.23 and Up Gear Ratio with GM 7.5" Series Axle with 10 Bolt 1984, Rear Differential Spring Retainer Service Kit by Auburn Gear®. Dominate the track or...
      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
    • (0 reviews)
      # mpn4517168200
      Oldsmobile Cutlass with 3.23 and Up Gear Ratio with GM 7.5" Series Axle with 10 Bolt with 1.16" Axle Shaft Diameter 1984, Detroit Locker™ Rear Differential by Eaton®. The Detroit Locker is a 100%-automatic locking differential that...
      100% automatic locking - no driver action neededProvides maximum amount of traction to both wheel ends
      $759.51
    • (0 reviews)
      # mpn4517168300
      Oldsmobile Cutlass with 3.08 and Down Gear Ratio with GM 7.5" Series Axle with 10 Bolt with 1.16" Axle Shaft Diameter 1984, Detroit Truetrac™ Rear Differential by Eaton®. The Detroit Truetrac is a helical-gear style performance...
      Helical-style pinion gearsLimited-slip operation
      $475.41
    • (0 reviews)
      # mpn4517169609
      Oldsmobile Cutlass with 3.23 and Up Gear Ratio with GM 7.5" Series Axle with 10 Bolt with 1.16" Axle Shaft Diameter 1984, Posi™ Rear Differential by Eaton®. The Eaton Posi limited-slip differential prevents wheel slip before it can...
      Superior rebuildable designRace-bred carbon friction discs
      $504.99
    • (0 reviews)
      # 503369496
      Oldsmobile Cutlass with 2.73 and Up Gear Ratio with GM 8.5" Series Axle / with GM 8.625" Series Axle with 10 Bolt 1984, A-Line Ring and Pinion Gear Set by Motive Gear®. Motive Gear stock performance ring and pinions are excellent...
      Quiet operationComputer controlled heat treatment
      $146.07 - $156.44
    • (0 reviews)
      # 503422516
      Oldsmobile Cutlass with 10 Bolt 1984, 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...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $77.55 - $102.88
    • (0 reviews)
      # 1029225508
      Oldsmobile Cutlass 1984, 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...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $17.31 - $21.36
    • (0 reviews)
      # mpn4517169338
      Oldsmobile Cutlass with Aftermarket Gear Set with 7.5" Series Axle with 10 Bolt 1984, Differential Crush Sleeve by Motive Gear®. 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
      $2.44
    • (0 reviews)
      # mpn4517167740
      Oldsmobile Cutlass 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...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $3.59
    • (0 reviews)
      # mpn4517167924
      Oldsmobile Cutlass with 7.5" Series Axle with 10 Bolt 1984, 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...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $2.94
    • (0 reviews)
      # mpn4517168484
      Oldsmobile Cutlass with GM 8.5" Series Axle 1984, 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...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $18.71
    • (0 reviews)
      # mpn4517166414
      Oldsmobile Cutlass with 7.2" Series Axle / with 7.5" Series Axle / with 7.25" Series Axle / with 7.75" Series Axle / with 7.625" Series Axle / with 8.2" Series Axle / with 8.5" Series Axle / with 8.875" Series Axle / with Dana 44 Series...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $11.07
    • (0 reviews)
      # mpn4517167735
      Oldsmobile Cutlass with Chrysler 9.25" Series Axle / with GM 7.5" Series Axle / with GM 7.75" Series Axle / with GM 7.625" Series Axle / with GM 8" Series Axle / with GM 8.2" Series Axle / with GM 8.5" Series Axle / with GM 8.625" Series...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $2.47
    • (0 reviews)
      # 503582264
      Oldsmobile Cutlass 1984, 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 differential component...
      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
      $45.62 - $45.71
    • (1 review)
      # 503590442
      Oldsmobile Cutlass with 2.73 and Up Gear Ratio with GM 8.5" Series Axle / with GM 8.625" Series Axle with 10 Bolt 1984, Performance Ring and Pinion Gear Set by Motive Gear®. Motive Gear Performance ring and pinions are perfect for...
      Central contact patternCNC start to finish
      $210.38 - $265.28
    • (0 reviews)
      # mpn4517166233
      Oldsmobile Cutlass with 26 Spline with GM 7.5" Series Axle with 10 Bolt 1984, Rear 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...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $108.20
    • (0 reviews)
      # 503695416
      Oldsmobile Cutlass with Open Differential with 7.5" Series Axle with 10 Bolt 1984, Rear 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...
      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)
      # 503447480
      Oldsmobile Cutlass with 2.73 and Up Gear Ratio with GM 8.5" Series Axle / with GM 8.625" Series Axle with 10 Bolt 1984, Ring and Pinion Gear Set by Motive Gear®. Motive Gear stock performance ring and pinions are excellent replacements...
      Quiet operationComputer controlled heat treatment
      $199.86 - $251.95
    • (0 reviews)
      # 1145956349
      Oldsmobile Cutlass with 2.73 and Up Gear Ratio with Front GM 8.5" (10 Bolt) Series Axle / with Rear GM 8.5" (10 Bolt) Series Axle 1984, Differential Locker by OX Off Road®. OX Lockers can instantly lock differentials and allow you to...
      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)
      # mpn4517169981
      Oldsmobile Cutlass with GM 8.5" Series Axle 1984, 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...
      High quality at an affordable priceExpertly made from premium materials
      $25.58
    • (0 reviews)
      # 503696947
      Oldsmobile Cutlass with Open Differential with GM 8.5" Series Axle 1984, Lock Right Locker by Powertrax®. Powertrax Lock-Right performance lockers’ straight-line performance is equal to a solid spool axle, yet they automatically...
      Brute force devices for rugged applicationsReplacement of differential case not required
      $336.26
    • (0 reviews)
      # 503397323
      Oldsmobile Cutlass with Open Differential with GM 8.5" Series Axle 1984, 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...
      Extreme Traction PerformanceEnables a 2 Wheel Drive to outperform a 4 Wheel Drive in poor traction conditions
      $443.21
    • (0 reviews)
      # mpn4517168259
      Oldsmobile Cutlass with 28 Spline with 2.73 and Up Gear Ratio with GM 8.5" Series Axle 1984, Open Grip LS Traction System by Powertrax®. The Powertrax Grip LS, is a clutch-type differential in a forged steel case. This differential uses...
      Comes Fully AssembledCarbon Fiber and Steel Friction Plate Technology
      $443.35
    • (0 reviews)
      # 503444332
      Oldsmobile Cutlass with GM 8.5" Series Axle 1984, Differential Pinion Shaft by Richmond®. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed and performance with this premium...
      Outstanding design and state of the art manufacturing techniquesExtensive testing ensures uncompromising reliability
      $17.99 - $41.42
    • (0 reviews)
      # 1029163600
      Oldsmobile Cutlass with 10 Bolt 1984, Excel™ Differential Carrier by Richmond®. Designed utilizing the latest technology, this product by Richmond features premium quality and will perform better than advertised. Perfect for your...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $74.55 - $114.04
    • (0 reviews)
      # mpn4517168819
      Oldsmobile Cutlass with 26 Spline with GM 7.5" Series Axle/ with 7.625" Series Axle with 10 Bolt with 1.16" Axle Spline Diameter 1984, Excel™ Rear Differential Carrier Gear Kit by Richmond®. Designed utilizing the latest technology,...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $121.09
    • (0 reviews)
      # 1028994597
      Oldsmobile Cutlass with GM 8.5" Series Axle/ with 8.625" Series Axle with 10 Bolt 1984, Excel™ Rear Ring and Pinion Gear Set by Richmond®. Designed utilizing the latest technology, this product by Richmond features premium quality and...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $164.95
    • (0 reviews)
      # 503385303
      Oldsmobile Cutlass with Open Differential with GM 7.5" Series Axle 1984, Rear Mini Spool by Richmond®. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed and performance with this...
      Outstanding design and state of the art manufacturing techniquesExtensive testing ensures uncompromising reliability
      $100.35
    • (0 reviews)
      # 503598006
      Oldsmobile Cutlass with GM 8.5" Series Axle / with GM 8.625" Series Axle with 10 Bolt 1984, Street Gear Ring and Pinion Gear Set by Richmond®. Richmond Gear ring and pinions are perfect for any vehicle where performance and durability...
      Outstanding design and state of the art manufacturing techniquesExtensive testing ensures uncompromising reliability
      $221.45 - $277.95
    • (0 reviews)
      # mpn4517168217
      Oldsmobile Cutlass with GM 7.5" Series Axle 1984, Rear Differential Master Overhaul Kit by Spicer®. Genuine Spicer overhaul kit include all the latest production upgrades, so the parts you’re installing are as good or better than the...
      Save Money: Buying components separately can be costly and cumbersomeSave Downtime: Be ready to perform a repair or overhaul as you need it
      $189.94
    • (0 reviews)
      # mpn4517168080
      Oldsmobile Cutlass with GM 7.5" Series Axle 1984, Rear Differential Standard Bearing Kit by Spicer®. Remember - not all bearings are created equal. Choose Spicer axle bearing kits for just the right repair. Each kit comes complete with...
      Highest quality mix of bearings, cups, and cones for performance you can count onPremium oil seals to keep lube in and dust and road grime out
      $143.48
    • (0 reviews)
      # mpn4517169837
      Oldsmobile Cutlass with 26 Spline with GM 7.5" Series Axle / with GM 7.6" Series Axle 1984, Rear Mini Spool by Spicer®. Designed to replace the spider gears inside the differential case, Spicer mini spools are a fast, effective way to...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $102.15




    1984 Oldsmobile Cutlass Models


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