1970 Chevy Biscayne Differentials & Components

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    • (0 reviews)
      # 531089385
      Chevy Biscayne 1970, 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
      $113.06 - $198.95
    • (0 reviews)
      # mpn2017977
      Chevy Biscayne with 8.5" Ring Gear 1970, Rear Standard Axle Differential Bearing and Seal Kit by Timken®. Get optimum vehicle performance with Timken bearings. Timken manufactures ball bearings, cylindrical roller bearings, and tapered...
      Designed to effectively reduce frictionUltimate load handling capability
      $63.91
    • (0 reviews)
      # 531117157
      Chevy Biscayne 1970, 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
      $7.11 - $10.54
    • (0 reviews)
      # mpn2035566
      Chevy Biscayne with 12 Bolt Housing Cover 1970, Rear Differential Bearing Set by Timken®. Get optimum vehicle performance with Timken bearings. Timken manufactures ball bearings, cylindrical roller bearings, and tapered roller bearings,...
      Designed to effectively reduce frictionUltimate load handling capability
      $11.93
    • (0 reviews)
      # 531163353
      Chevy Biscayne with 10 Bolt Housing Cover 1970, Rear 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
      $7.43 - $13.84
    • (0 reviews)
      # 531064344
      Chevy Biscayne 1970, Rear Differential Pinion Seal by Timken®. Timken offers the right seal to keep your vehicle running optimally. Timken seals provide ultimate protection from contaminants and help retain lubricants and liquids,...
      Machined rubber sealing edge provides greater accuracy and consistency and a better sealing surfaceAn extra dust lip helps keep harmful contaminants out and protects against rust and corrosion
      $6.39 - $9.96
    • (0 reviews)
      # 531104632
      Chevy Biscayne 1970, Rear Differential Race by Timken®. Precision manufactured using premium materials and made by the company that is trusted by many carmakers, the Timken race is the right choice if you opt for a highly durable part...
      OE quality fit, performance, and reliabilityCost-effective friction management solution
      $4.21 - $7.65
    • (0 reviews)
      # mpn2006957
      Chevy Biscayne with 10 Bolt Housing Cover 1970, Rear Outer Differential Pinion Race by Timken®. Precision manufactured using premium materials and made by the company that is trusted by many carmakers, the Timken race is the right...
      OE quality fit, performance, and reliabilityCost-effective friction management solution
      $3.74
    • (0 reviews)
      # 531156541
      Chevy Biscayne with GM Series Axle 1970, Rear Axle Differential Bearing by National®. This bearing is manufactured from high quality steel and constructed utilizing state-of-the-art computer controlled heat treatment technology to...
      Premium bearing design matches OEM specificationsPrecision manufactured using premium-grade steel for outstanding durability and performance
      $7.78 - $11.44
    • (0 reviews)
      # mpn1074425
      Chevy Biscayne with 8.2" Ring Gear with GMC Transmission 1970, 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 vehicle perform...
      Premium bearing design matches OEM specificationsPrecision manufactured using premium-grade steel for outstanding durability and performance
      $4.16
    • (0 reviews)
      # 531085448
      Chevy Biscayne with GM Series Axle 1970, 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 - $14.65
    • (0 reviews)
      # 531117119
      Chevy Biscayne with GM Series Axle 1970, 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 - $7.35
    • (0 reviews)
      # 531076820
      Chevy Biscayne with GMC Transmission 1970, 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
      $19.13 - $19.40
    • (0 reviews)
      # 531153194
      Chevy Biscayne with GM Series Axle 1970, 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...
      Designed to increase wheel-end reliability by effectively excluding dirt, moisture, and other contaminantsA patent-pending National Dynamic Edge technology allows for maximum protection
      $6.86 - $9.30
    • (0 reviews)
      # 503442353
      Chevy Biscayne with 2.73 and Up Gear Ratio with GM 8.5" Series Axle / with GM 8.625" Series Axle with 10 Bolt 1970, 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
    • (1 review)
      # 503646445
      Chevy Biscayne with 10 Bolt 1970, Performance Ring and Pinion Gear Set by Motive Gear®. Motive Gear Performance ring and pinions are perfect for dedicated racing or off-road vehicle. Gear sets are made from first-run steel, we never use...
      Central contact patternCNC start to finish
      $182.47 - $293.42
    • (0 reviews)
      # 126460828
      Chevy Biscayne with 2.73 and Up Gear Ratio with GM 8.5" Series Axle / with GM 8.625" Series Axle with 10 Bolt 1970, Ring and Pinion Gear Set by Motive Gear®. Motive Gear stock performance ring and pinions are excellent replacements for...
      Quiet operationComputer controlled heat treatment
      $199.86 - $251.95
    • (0 reviews)
      # 1029086567
      Chevy Biscayne with 3.08 to 3.90 Gear Ratio with GM 8.875" Series Axle with 12 Bolt 1970, Detroit Locker™ Rear Differential by Eaton®. Location: Rear. The Detroit Locker is a 100%-automatic locking differential that provides ultimate...
      100% automatic locking - no driver action neededProvides maximum amount of traction to both wheel ends
      $823.62
    • (0 reviews)
      # 1029021595
      Chevy Biscayne with 45 Degree Pressure Angle Axles with GM 8.875" Series Axle with 12 Bolt 1970, Detroit Truetrac™ Rear Differential by Eaton®. Location: Rear. The Detroit Truetrac is a helical-gear style performance differential that...
      Helical-style pinion gearsLimited-slip operation
      $520.04 - $568.76
    • (0 reviews)
      # 1029063615
      Chevy Biscayne 1970, Posi™ Rear Differential by Eaton®. Location: Rear. 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...
      Superior rebuildable designRace-bred carbon friction discs
      $442.18 - $526.76
    • (0 reviews)
      # 503673495
      Chevy Biscayne with 30 Spline / with 33 Spline with GM 8.875" Series Axle with 12 Bolt 1970, Rear Dura Grip Carrier Case by Yukon Gear & Axle®. Without Spider Gears. Location: Rear. Dominate the track or hit the trails with confidence...
      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)
      # 503376159
      Chevy Biscayne 1970, 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
      $512.13 - $545.70
    • (0 reviews)
      # 503632393
      Chevy Biscayne 1970, 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
      $258.38 - $422.87
    • (0 reviews)
      # 1028955966
      Chevy Biscayne with 30 Spline with GM 8.875" Series Axle with 12 Bolt 1970, ECTED Max™ Rear Limited Slip Differential by Auburn Gear®. With Selectable Full Locker. Location: Rear. The ECTED Max is a selectable traction device; an...
      Expertly crafted from superior materialsProvides exceptional reliability
      $740.21
    • (0 reviews)
      # 1029262635
      Chevy Biscayne 1970, 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 bias ratios to...
      Expertly crafted from superior materialsProvides exceptional reliability
      $390.46 - $432.27
    • (0 reviews)
      # 1029357622
      Chevy Biscayne 1970, 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 controlled power...
      Expertly crafted from superior materialsProvides exceptional reliability
      $474.91 - $494.50
    • (0 reviews)
      # 503681177
      Chevy Biscayne with Open Differential 1970, Lock Right Locker by Powertrax®. Powertrax Lock-Right performance lockers’ straight-line performance is equal to a solid spool axle, yet they automatically unlock during turns. When extreme...
      Brute force devices for rugged applicationsReplacement of differential case not required
      $336.26 - $402.38
    • (0 reviews)
      # 503645052
      Chevy Biscayne with Open Differential 1970, No-Slip Traction System by Powertrax®. For vehicles that are driven daily, the Powertrax No-Slip Traction System is the latest design in quiet traction-adding differential technology. It...
      Extreme Traction PerformanceEnables a 2 Wheel Drive to outperform a 4 Wheel Drive in poor traction conditions
      $443.21
    • (0 reviews)
      # mpn4517168259
      Chevy Biscayne with 28 Spline with 2.73 and Up Gear Ratio with GM 8.5" Series Axle 1970, Open Grip LS Traction System by Powertrax®. The Powertrax Grip LS, is a clutch-type differential in a forged steel case. This differential uses a...
      Comes Fully AssembledCarbon Fiber and Steel Friction Plate Technology
      $443.35
    • (0 reviews)
      # 503362049
      Chevy Biscayne with 10 Bolt 1970, Street Gear Ring and Pinion Gear Set by Richmond®. Richmond Gear ring and pinions are perfect for any vehicle where performance and durability matters. Made from first-run steel, never recycled...
      Outstanding design and state of the art manufacturing techniquesExtensive testing ensures uncompromising reliability
      $192.07 - $282.47
    • (0 reviews)
      # 1029018616
      Chevy Biscayne 1970, 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...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $31.57 - $59.93
    • (0 reviews)
      # 503659976
      Chevy Biscayne with GM 8.2" Series Axle with 10 Bolt with 1.7812" ID Bearings 1970, Rear Differential Bearing Kit by Motive Gear®. Location: Rear. All Motive Gear products are engineered for their specific application and manufactured...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $74.70 - $84.49
    • (0 reviews)
      # mpn4517166306
      Chevy Biscayne with GM 8.875" Series Axle with 12 Bolt 1970, 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 neck-breaking speed...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $104.99
    • (0 reviews)
      # 503513480
      Chevy Biscayne with GM 8.2" Series Axle with 10 Bolt with 1.7812" ID Bearings 1970, Rear Differential Master Bearing Kit by Motive Gear®. Location: Rear. 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
      $80.82 - $89.37
    • (0 reviews)
      # 503564159
      Chevy Biscayne with GM 8.2" Series Axle with 10 Bolt with 1.7812" ID Bearings 1970, Rear Differential Super Bearing Kit by Motive Gear®. Location: Rear. Dominate the track or hit the trails with confidence by fine tuning your vehicle...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $112.64 - $123.97
    • (0 reviews)
      # mpn4517166001
      Chevy Biscayne with 28 Spline with Open Differential with 8.2" Series Axle with 10 Bolt 1970, Rear Mini Spool 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
      $83.09
    • (0 reviews)
      # mpn4517168046
      Chevy Biscayne with GM 8.5" Series Axle 1970, Rear Differential Master Overhaul Kit by Spicer®. Location: Rear. Genuine Spicer overhaul kit include all the latest production upgrades, so the parts you’re installing are as good or...
      Save Money: Buying components separately can be costly and cumbersomeSave Downtime: Be ready to perform a repair or overhaul as you need it
      $171.26
    • (0 reviews)
      # mpn4517168941
      Chevy Biscayne with GM 8.2" Series Axle 1970, 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
      $219.15
    • (0 reviews)
      # 503572637
      Chevy Biscayne 1970, 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 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
      $158.78 - $177.46
    • (0 reviews)
      # 503414115
      Chevy Biscayne 1970, 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 - $77.23
    • (0 reviews)
      # 503391070
      Chevy Biscayne 1970, 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
      $191.37 - $204.58
    • (0 reviews)
      # 503526165
      Chevy Biscayne 1970, Rear Differential Mini Installation Kit by Yukon Gear & Axle®. With Supershims. Location: Rear. Yukon Mini installation kits are a low cost solution for gear changes in newer vehicles where the bearings can be...
      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
      $97.73
    • (0 reviews)
      # 503535286
      Chevy Biscayne 1970, 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 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
      $144.71 - $174.99
    • (0 reviews)
      # 357536914
      Chevy Biscayne 1970, 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% power...
      Provides 100% traction to both wheels at all timesInstalls into standard open carrier case
      $110.65 - $148.79
    • (0 reviews)
      # 503377415
      Chevy Biscayne 1970, 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
      $140.27 - $300.67
    • (0 reviews)
      # 503590277
      Chevy Biscayne with 4.10 and Up Gear Ratio with GM 8.875" Series Axle with 12 Bolt 1970, Rear Spool 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
      $259.49 - $288.62
    • (0 reviews)
      # 1029310501
      Chevy Biscayne 1970, Differential Gear Installation Kit 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 differential gear...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $30.28 - $33.11
    • (0 reviews)
      # mpn4517166431
      Chevy Biscayne with GM 8.2" Series Axle 1970, 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 performance with this premium...
      Outstanding design and state of the art manufacturing techniquesExtensive testing ensures uncompromising reliability
      $157.24
    • (0 reviews)
      # 1028894075
      Chevy Biscayne 1970, 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
      $17.31 - $21.36
    • (0 reviews)
      # 503551006
      Chevy Biscayne with 8.2" Series Axle with 10 Bolt 1970, 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
      $2.81 - $24.18
    • (0 reviews)
      # mpn4517167740
      Chevy Biscayne 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
      $3.75
    • (0 reviews)
      # mpn4517167924
      Chevy Biscayne with 8.2" Series Axle with 10 Bolt 1970, 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...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $2.94
    • (0 reviews)
      # mpn4517168484
      Chevy Biscayne with GM 8.5" Series Axle 1970, 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
      Chevy Biscayne 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 Axle...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $11.07
    • (0 reviews)
      # 503304472
      Chevy Biscayne 1970, 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
      $2.31 - $2.47
    • (0 reviews)
      # mpn4517166247
      Chevy Biscayne with GM 8.5" Series Axle 1970, 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
      $45.62
    • (0 reviews)
      # 503506437
      Chevy Biscayne 1970, 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 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
      $116.74 - $126.07
    • (0 reviews)
      # 503433382
      Chevy Biscayne 1970, 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 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
      $59.80
    • (0 reviews)
      # 503450250
      Chevy Biscayne 1970, 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)
      # 503447208
      Chevy Biscayne 1970, 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
      $253.84 - $310.77




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