1973 Chevy Impala Differentials & Components

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    • (0 reviews)
      # 531050133
      Chevy Impala with 8.5" Ring Gear 1973, 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...
      Replacement eliminates driveline grinding and whining soundsDirect replacement for a proper fit
      $166.95 - $204.95
    • (0 reviews)
      # mpn2017977
      Chevy Impala with 8.5" Ring Gear 1973, 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
      $61.70
    • (0 reviews)
      # mpn2412739
      Chevy Impala with 8.5" Ring Gear 1973, 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
      $106.95
    • (0 reviews)
      # mpn739977048
      Chevy Impala with 8.5" Ring Gear with General Motors Series Axle with 28 Spline 1973, 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)
      # 531062288
      Chevy Impala 1973, 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 design,...
      Designed to effectively reduce frictionUltimate load handling capability
      $6.86 - $10.17
    • (0 reviews)
      # mpn2035566
      Chevy Impala with 8.75" Ring Gear / with 8.88" Ring Gear with M Series Axle / with P Series Axle 1973, Rear Differential Bearing Set by Timken®. Get optimum vehicle performance with Timken bearings. Timken manufactures ball bearings,...
      Designed to effectively reduce frictionUltimate load handling capability
      $11.53
    • (0 reviews)
      # 531099485
      Chevy Impala 1973, 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
      $4.87
    • (0 reviews)
      # 531078905
      Chevy Impala 1973, 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
      $4.08 - $5.38
    • (0 reviews)
      # mpn2079326
      Chevy Impala Wagon with 8.88" Ring Gear 1973, 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
      $16.01
    • (0 reviews)
      # mpn2079325
      Chevy Impala Wagon with 8.88" Ring Gear 1973, 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 race is the right choice...
      OE quality fit, performance, and reliabilityCost-effective friction management solution
      $11.41
    • (0 reviews)
      # 531167214
      Chevy Impala with GM Series Axle 1973, 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 ensure...
      Premium bearing design matches OEM specificationsPrecision manufactured using premium-grade steel for outstanding durability and performance
      $7.78 - $11.44
    • (0 reviews)
      # mpn1074425
      Chevy Impala with 8.5" Ring Gear with GMC Transmission 1973, 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 optimally....
      Premium bearing design matches OEM specificationsPrecision manufactured using premium-grade steel for outstanding durability and performance
      $4.16
    • (0 reviews)
      # mpn1848279422
      Chevy Impala with 8.5" Ring Gear with GM Series Axle 1973, 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)
      # 531075818
      Chevy Impala with GM Series Axle 1973, 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
      $8.07 - $17.50
    • (0 reviews)
      # 531129101
      Chevy Impala with GM Series Axle 1973, 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 original...
      Premium bearing design matches OEM specificationsPrecision manufactured using premium-grade steel for outstanding durability and performance
      $4.34 - $11.17
    • (0 reviews)
      # mpn1179154
      Chevy Impala with 8.5" Ring Gear / with 8.875" Ring Gear with GMC Transmission 1973, Rear Outer Differential Pinion Repair Sleeve by National®. This part is manufactured by one of the most trusted names in the automotive industry to...
      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
      $20.11
    • (0 reviews)
      # mpn1307881
      Chevy Impala with 8.5" Ring Gear / with 8.875" Ring Gear with GM Series Axle 1973, Rear Outer Differential Pinion Seal by National®. This product is made of high-quality materials to serve you for years to come. Designed using...
      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
    • (0 reviews)
      # 990440869
      Chevy Impala 1973, 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 Impala with GM 7.5" Series Axle / with GM 8.5" Series Axle 1973, 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)
      # 1064109355
      Chevy Impala 1973, 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)
      # 990441711
      Chevy Impala 1973, 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 your vehicle and...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $96.99
    • (0 reviews)
      # mpn4515294792
      Chevy Impala with GM 7.5" Series Axle 1973, 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 reproductive harm.
      $52.99
    • (0 reviews)
      # 990403046
      Chevy Impala with GM 8.5" Series Axle with 10 Bolt 1973, 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)
      # 1016998925
      Chevy Impala 1973, 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
      $97.99 - $99.99
    • (0 reviews)
      # 1066720712
      Chevy Impala 1973, 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
      $43.99 - $45.99
    • (0 reviews)
      # 1029138613
      Chevy Impala with 28 Spline with 2.73 and Up Gear Ratio with GM 8.5" Series Axle with 10 Bolt 1973, ECTED Max™ Rear Limited Slip Differential by Auburn Gear®. With Selectable Full Locker. The ECTED Max is a selectable traction device;...
      Expertly crafted from superior materialsProvides exceptional reliability
      $761.88
    • (0 reviews)
      # 1029320551
      Chevy Impala with 28 Spline with 2.73 and Up Gear Ratio with GM 8.5" Series Axle with 10 Bolt 1973, HP™ Rear Limited Slip Differential by Auburn Gear®. High Performance. Auburn Gear’s flagship limited-slip differential gives you...
      Expertly crafted from superior materialsProvides exceptional reliability
      $428.40
    • (0 reviews)
      # 1028978050
      Chevy Impala with 28 Spline with 2.73 and Up Gear Ratio with GM 8.5" Series Axle with 10 Bolt 1973, Pro™ Rear Limited Slip Differential by Auburn Gear®. Turns your torque up another notch, offering an even higher bias ratio and faster...
      Expertly crafted from superior materialsProvides exceptional reliability
      $538.56
    • (0 reviews)
      # 503444344
      Chevy Impala with 28 Spline with 2.73 and Up Gear Ratio with GM 8.5" Series Axle with 10 Bolt 1973, Rear 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
      $111.63
    • (0 reviews)
      # 503647214
      Chevy Impala with 28 Spline with 2.73 and Up Gear Ratio with GM 8.5" Series Axle with 10 Bolt 1973, Rear Differential Wiring Harness Kit by Auburn Gear®. With Switch. Dominate the track or hit the trails with condidence by fine tuning...
      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)
      # mpn4517168100
      Chevy Impala 4.1L / 5.7L / 6.6L / 7.4L with 2.73 to 5.13 Gear Ratio with GM 8.5" Series Axle with 10 Bolt with 1.20" Axle Shaft Diameter 1973, Detroit Locker™ Rear Differential by Eaton®. The Detroit Locker is a 100%-automatic locking...
      100% automatic locking - no driver action neededProvides maximum amount of traction to both wheel ends
      $828.54
    • (0 reviews)
      # mpn4517168391
      Chevy Impala 4.1L / 5.7L / 6.6L / 7.4L with 2.73 and Up Gear Ratio with GM 8.5" Series Axle with 10 Bolt with 1.20" Axle Shaft Diameter 1973, Detroit Truetrac™ Rear Differential by Eaton®. The Detroit Truetrac is a helical-gear style...
      Helical-style pinion gearsLimited-slip operation
      $512.73
    • (0 reviews)
      # mpn4517168680
      Chevy Impala 4.1L / 5.7L / 6.6L / 7.4L with 2.73 and Up Gear Ratio with GM 8.5" Series Axle with 10 Bolt with 1.20" Axle Shaft Diameter with Manual Locking Hubs 1973, Posi™ Rear Differential by Eaton®. The Eaton Posi limited-slip...
      Superior rebuildable designRace-bred carbon friction discs
      $499.99
    • (0 reviews)
      # 503584208
      Chevy Impala with 2.73 and Up Gear Ratio with GM 8.5" Series Axle / with GM 8.625" Series Axle with 10 Bolt 1973, A-Line Ring and Pinion Gear Set by Motive Gear®. Motive Gear stock performance ring and pinions are excellent replacements...
      Quiet operationComputer controlled heat treatment
      $146.07 - $156.44
    • (0 reviews)
      # 503315175
      Chevy Impala with GM 8.5" Series Axle with 10 Bolt 1973, 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...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $72.92 - $103.58
    • (0 reviews)
      # mpn4517168181
      Chevy Impala with 2.73 and Up Gear Ratio with GM 8.5" Series Axle with 10 Bolt 1973, Differential Carrier by Motive Gear®. Without Internal Kit. All Motive Gear products are engineered for their specific application and manufactured in...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $77.55
    • (0 reviews)
      # 503514263
      Chevy Impala 1973, 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
      $89.77 - $104.99
    • (0 reviews)
      # 1028940956
      Chevy Impala 1973, 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)
      # mpn4517167611
      Chevy Impala with 8.5" Series Axle with 10 Bolt 1973, 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
      $2.95
    • (0 reviews)
      # mpn4517165997
      Chevy Impala with GM 8.5" Series Axle with 10 Bolt 1973, 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...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $59.93
    • (0 reviews)
      # 503642185
      Chevy Impala with GM 8.5" Series Axle with 10 Bolt 1973, 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...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $91.57 - $108.26
    • (0 reviews)
      # 503435241
      Chevy Impala with GM 8.5" Series Axle with 10 Bolt 1973, 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...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $46.56 - $59.74
    • (0 reviews)
      # mpn4517167740
      Chevy Impala 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
      $3.59
    • (0 reviews)
      # mpn4517167561
      Chevy Impala with 8.2" Series Axle / with 8.5" Series Axle / with 8.6" Series Axle 1973, Differential Pinion Seal 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
      $2.65
    • (0 reviews)
      # mpn4517168484
      Chevy Impala with GM 8.5" Series Axle 1973, 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)
      # mpn4517166248
      Chevy Impala 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
      $7.57
    • (0 reviews)
      # mpn4517167735
      Chevy Impala 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 Axle...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $2.47
    • (0 reviews)
      # mpn4517166247
      Chevy Impala with GM 8.5" Series Axle 1973, 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)
      # 503445322
      Chevy Impala with GM 8.5" Series Axle with 10 Bolt 1973, 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 with this...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $115.16 - $125.48
    • (0 reviews)
      # mpn4517166000
      Chevy Impala with 28 Spline with Open Differential with GM 8.5" Series Axle with 10 Bolt 1973, Mini Spool by Motive Gear®. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed and...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $81.49
    • (1 review)
      # 503305327
      Chevy Impala with 2.73 and Up Gear Ratio with GM 8.5" Series Axle / with GM 8.625" Series Axle with 10 Bolt 1973, 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
      $210.38 - $265.28
    • (0 reviews)
      # 503660047
      Chevy Impala with 2.73 and Up Gear Ratio with GM 8.5" Series Axle / with GM 8.625" Series Axle with 10 Bolt 1973, 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)
      # mpn4517166045
      Chevy Impala with 28 Spline with 8.5" Series Axle with 10 Bolt 1973, 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...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $148.35
    • (0 reviews)
      # 1146064364
      Chevy Impala 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 1973, Differential Locker by OX Off Road®. OX Lockers can instantly lock differentials and allow you to tackle...
      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
      Chevy Impala with GM 8.5" Series Axle 1973, 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...
      High quality at an affordable priceExpertly made from premium materials
      $25.58
    • (0 reviews)
      # 503461058
      Chevy Impala with Open Differential with GM 8.5" Series Axle 1973, Lock Right Locker by Powertrax®. Powertrax Lock-Right performance lockers’ straight-line performance is equal to a solid spool axle, yet they automatically unlock...
      Brute force devices for rugged applicationsReplacement of differential case not required
      $336.26
    • (0 reviews)
      # 503665327
      Chevy Impala with Open Differential with GM 8.5" Series Axle 1973, 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
      Chevy Impala with 28 Spline with 2.73 and Up Gear Ratio with GM 8.5" Series Axle 1973, 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 set...
      Comes Fully AssembledCarbon Fiber and Steel Friction Plate Technology
      $443.35
    • (0 reviews)
      # mpn4517166403
      Chevy Impala with GM 8.5" Series Axle with 10 Bolt 1973, Differential 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
      $140.76
    • (0 reviews)
      # mpn4517168652
      Chevy Impala with GM 8.5" Series Axle with 10 Bolt 1973, 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...
      Outstanding design and state of the art manufacturing techniquesExtensive testing ensures uncompromising reliability
      $27.10




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