1983 Pontiac Firebird Differentials & Components

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    • (0 reviews)
      # 111380553
      Pontiac Firebird with 7.5" Ring Gear / with 7.6" Ring Gear with General Motors Series Axle with 26 Spline 1983, Rear Ring and Pinion Gear Set by USA Standard Gear®. USA Standard ring and pinion sets are the right choice to add...
      Direct-fit OE-quality replacement for your factory partHelps restore the proper functionality of your vehicle
      $210.95 - $254.57
    • (0 reviews)
      # 531093494
      Pontiac Firebird with 7.5" Ring Gear / with 7.6" Ring Gear with 26 Spline Axle Shaft 1983, Rear Differential Ring and Pinion by Dorman®. The gears of Dorman’s Differential Ring and Pinion are engineered to effectively transfer torque...
      Replacement eliminates driveline grinding and whining soundsDirect replacement for a proper fit
      $115.44 - $168.95
    • (0 reviews)
      # mpn739977015
      Pontiac Firebird Trans Am with 7.5" Ring Gear / with 7.6" Ring Gear with General Motors Series Axle with 26 Spline 1983, Rear Master Overhaul Bearing Kit by USA Standard Gear®. USA Standard Master Overhaul kits let you finish your...
      Uses Koyo bearings and racesExpertly crafted from premium materials
      $137.40
    • (0 reviews)
      # mpn2017975
      Pontiac Firebird with 7.5" Ring Gear 1983, 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
      $65.47
    • (0 reviews)
      # mpn2412740
      Pontiac Firebird with 7.5" Ring Gear 1983, 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...
      Replacement eliminates driveline grinding and whining soundsRobust steel construction ensures durability for years of service
      $116.95
    • (0 reviews)
      # mpn739976595
      Pontiac Firebird Trans Am with 7.5" Ring Gear / with 7.6" Ring Gear with General Motors Series Axle with 26 Spline 1983, Rear Differential Bearing Kit by USA Standard Gear®. This kit uses Koyo bearings and races along with all high...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $110.68
    • (0 reviews)
      # mpn739977047
      Pontiac Firebird Trans Am with 7.5" Ring Gear / with 7.6" Ring Gear with General Motors Series Axle with 26 Spline 1983, Rear Pinion Installation Kit by USA Standard Gear®. USA Standard ring and pinion sets are the right choice to add...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $86.25
    • (0 reviews)
      # mpn358588620
      Pontiac Firebird with 7.5" Ring Gear with General Motors Series Axle 1983, Basic Series Differential Kit 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
      $15.40
    • (0 reviews)
      # mpn358588430
      Pontiac Firebird with 7.5" Ring Gear with General Motors Series Axle 1983, Differential Installation Kit 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
      $39.82
    • (0 reviews)
      # mpn2035563
      Pontiac Firebird with 7.5" Ring Gear / with 7.63" Ring Gear / with 8.5" Ring Gear with B Series Axle / with C Series Axle / with G Series Axle / with K Series Axle / with O Series Axle 1983, Rear Differential Bearing by Timken®. Get...
      Designed to effectively reduce frictionUltimate load handling capability
      $7.11
    • (0 reviews)
      # 531047269
      Pontiac Firebird with 7.5" Ring Gear / with 7.63" Ring Gear 1983, 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
      $7.43 - $16.16
    • (0 reviews)
      # 531088506
      Pontiac Firebird with 7.5" Ring Gear / with 7.63" Ring Gear 1983, 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 the...
      OE quality fit, performance, and reliabilityCost-effective friction management solution
      $3.74 - $8.27
    • (0 reviews)
      # mpn2054383
      Pontiac Firebird with 7.5" Ring Gear / with 7.63" Ring Gear 1983, 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
      $8.76
    • (0 reviews)
      # mpn2020911
      Pontiac Firebird with 7.5" Ring Gear / with 7.63" Ring Gear / with 8.5" Ring Gear with B Series Axle / with C Series Axle / with G Series Axle / with K Series Axle / with O Series Axle 1983, Rear Differential Race by Timken®. Precision...
      OE quality fit, performance, and reliabilityCost-effective friction management solution
      $4.37
    • (0 reviews)
      # mpn2377090
      Pontiac Firebird with 7.5" Ring Gear / with 7.625" Ring Gear 1983, Differential Crush Sleeve by Dorman®. A necessary item to replace when servicing the differential, Dorman’s Differential Crush Sleeve is durably built to retain...
      Direct replacement for a proper fit every timeDesigned specifically for rear-wheel drive vehicles
      $2.84
    • (0 reviews)
      # mpn2377088
      Pontiac Firebird 1983, Rear Differential Pinion Shaft Lock Bolt by Dorman®. Engineered from high-quality metal, Dorman’s Differential Pinion Shaft Lock Bolt effectively retains the pinion shaft to the rear differential. The Bolt is...
      Replacement restores drivabilityDirect replacement for a proper fit
      $1.76
    • (0 reviews)
      # mpn4476732721
      Pontiac Firebird 1983, GM Original Equipment™ 1 Piece Differential Pinion Seal W/O Triple-Lip by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $15.33
    • (0 reviews)
      # mpn2660238291
      Pontiac Firebird 1983, 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
      $27.90
    • (0 reviews)
      # 531190873
      Pontiac Firebird 1983, GM Original Equipment™ Rear 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
      $28.08 - $39.02
    • (0 reviews)
      # mpn1074426
      Pontiac Firebird with 7.5" Ring Gear with GM Series Axle 1983, Rear Axle Differential Bearing by National®. This bearing is manufactured from high quality steel and constructed utilizing state-of-the-art computer controlled heat...
      Premium bearing design matches OEM specificationsPrecision manufactured using premium-grade steel for outstanding durability and performance
      $7.78
    • (0 reviews)
      # mpn1074425
      Pontiac Firebird with 7.5" Ring Gear with GMC Transmission 1983, 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)
      # 531138346
      Pontiac Firebird with 7.5" Ring Gear with GM Series Axle 1983, Rear Differential Pinion Bearing by National®. This bearing is manufactured from high quality steel and constructed utilizing state-of-the-art computer controlled heat...
      Premium bearing design matches OEM specificationsPrecision manufactured using premium-grade steel for outstanding durability and performance
      $7.08 - $15.08
    • (0 reviews)
      # 531133896
      Pontiac Firebird with 7.5" Ring Gear with GM Series Axle 1983, 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...
      Premium bearing design matches OEM specificationsPrecision manufactured using premium-grade steel for outstanding durability and performance
      $3.57 - $8.34
    • (0 reviews)
      # mpn4544813741
      Pontiac Firebird with 7.5" Ring Gear with GM Series Axle 1983, Rear Master Axle 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
      $85.97
    • (0 reviews)
      # mpn1290815
      Pontiac Firebird with 7.5" Ring Gear with GMC Transmission 1983, 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...
      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
      $19.40
    • (0 reviews)
      # mpn1307918
      Pontiac Firebird with 7.5" Ring Gear with GM Series Axle 1983, 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...
      National oil seals are recognized worldwide for their quality and reliable performance for every type of repair.Design Type: Spring Loaded; Multi-Lip
      $9.45
    • (0 reviews)
      # mpn358588599
      Pontiac Firebird with 7.5" Ring Gear with General Motors Series Axle 1983, Crush Sleeve 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
      $3.83
    • (0 reviews)
      # mpn358588627
      Pontiac Firebird with 7.5" Ring Gear with General Motors Series Axle 1983, Differential Bearing Spacer With Shim Pack 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
      $12.62
    • (0 reviews)
      # mpn358588671
      Pontiac Firebird with 7.5" Ring Gear with General Motors Series Axle 1983, Differential Carrier Bearing 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
      $23.34
    • (0 reviews)
      # mpn358588466
      Pontiac Firebird with 7.5" Ring Gear with General Motors Series Axle 1983, Differential Pinion Nut 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
      $2.62
    • (0 reviews)
      # mpn358588439
      Pontiac Firebird with 7.5" Ring Gear with General Motors Series Axle 1983, 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
      $9.53
    • (0 reviews)
      # mpn358588458
      Pontiac Firebird with 7.5" Ring Gear with General Motors Series Axle 1983, Ring Gear Bolt 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
      $14.72
    • (0 reviews)
      # mpn358588434
      Pontiac Firebird with 7.5" Ring Gear with General Motors Series Axle 1983, Smart Sleeve Crush Sleeve 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
      $9.62
    • (0 reviews)
      # mpn4517170368
      Pontiac Firebird with GM 7.625" Series Axle with 3.23 and Up Gear Ratio with 10 Bolt 1983, Rear Differential Carrier by Motive Gear®. Without Internal Kit. Location: Rear. All Motive Gear products are engineered for their specific...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $102.88
    • (0 reviews)
      # 503406452
      Pontiac Firebird with GM 7.5" Series Axle with 10 Bolt 1983, Rear Performance Ring and Pinion Gear Set by Motive Gear®. Location: Rear. Motive Gear Performance ring and pinions are perfect for dedicated racing or off-road vehicle. Gear...
      Central contact patternCNC start to finish
      $221.11 - $259.17
    • (0 reviews)
      # mpn4517172536
      Pontiac Firebird with GM 7.5" Series Axle with 3.23 and Up Gear Ratio with 10 Bolt 1983, Rear Pro Gear Ring and Pinion Gear Set by Motive Gear®. Location: Rear. Motive Gear Pro Gear ring and pinions are perfect for dedicated racing or...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $448.50
    • (0 reviews)
      # 126494713
      Pontiac Firebird with GM 7.5" Series Axle with 10 Bolt 1983, Rear Ring and Pinion Gear Set by Motive Gear®. Location: Rear. Motive Gear stock performance ring and pinions are excellent replacements for OE. Experienced installers prefer...
      Quiet operationComputer controlled heat treatment
      $210.05 - $241.63
    • (0 reviews)
      # mpn4517168200
      Pontiac Firebird 1 / 2 / 7 / H / L / S Engine VIN Character with 1.16" Axle Shaft Diameter with GM 7.5" Series Axle with 3.23 and Up Gear Ratio with 10 Bolt 1983, Detroit Locker™ Rear Differential by Eaton®. Location: Rear. The...
      100% automatic locking - no driver action neededProvides maximum amount of traction to both wheel ends
      $774.70
    • (0 reviews)
      # mpn4517168300
      Pontiac Firebird 2 / 7 / H / S Engine VIN Character with 1.16" Axle Shaft Diameter with GM 7.5" Series Axle with 3.08 and Down Gear Ratio with 10 Bolt 1983, Detroit Truetrac™ Rear Differential by Eaton®. Location: Rear. The Detroit...
      Helical-style pinion gearsLimited-slip operation
      $493.14
    • (0 reviews)
      # mpn4517169609
      Pontiac Firebird 2.8L with 1.16" Axle Shaft Diameter with GM 7.5" Series Axle with 3.23 and Up Gear Ratio with 10 Bolt 1983, Posi™ Rear Differential by Eaton®. Location: Rear. The Eaton Posi limited-slip differential prevents wheel...
      Superior rebuildable designRace-bred carbon friction discs
      $487.18
    • (0 reviews)
      # mpn4517172801
      Pontiac Firebird Trans Am with 26 Spline GM 7.6" Series Axle / with GM 7.5" with 3.23 and Up Gear Ratio 1983, Rear Dura Grip Carrier Case by Yukon Gear & Axle®. Without Spider Gears. Location: Rear. Dominate the track or hit the trails...
      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)
      # mpn4517166771
      Pontiac Firebird Trans Am with 26 Spline GM 7.6" Series Axle / with GM 7.5" with 3.23 and Up Gear Ratio 1983, Rear Dura Grip Positraction by Yukon Gear & Axle®. Location: Rear. The Yukon Dura Grip an example of the popular clutch plate...
      Provides aggressive yet smooth traction to give you the confidence and performance you needFully rebuildable 4 spring design with composite clutches
      $521.31
    • (0 reviews)
      # 503552138
      Pontiac Firebird Trans Am with 26 Spline GM 7.6" Series Axle / with GM 7.5" 1983, 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...
      Smooth finishEasy Set-Up
      $262.49 - $412.00
    • (0 reviews)
      # 1029348584
      Pontiac Firebird Trans Am with 26 Spline GM 7.6" Series Axle / with GM 7.5" with 3.23 and Up Gear Ratio 1983, Rear Standard Open Carrier Case by Yukon Gear & Axle®. Location: Rear. Dominate the track or hit the trails with confidence by...
      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
      $221.77 - $316.30
    • (0 reviews)
      # 1029000656
      Pontiac Firebird 1 / 2 / 7 / H / L / S Engine VIN Character with 26 Spline with GM 7.5" Series Axle / with GM 7.625" Series Axle with 10 Bolt 1983, HP™ Rear Limited Slip Differential by Auburn Gear®. Location: Rear. High Performance....
      Expertly crafted from superior materialsProvides exceptional reliability
      $416.16 - $451.22
    • (0 reviews)
      # 1029349537
      Pontiac Firebird 1 / 2 / 7 / H / L / S Engine VIN Character with 26 Spline with GM 7.5" Series Axle / with GM 7.625" Series Axle with 10 Bolt 1983, Pro™ Rear Limited Slip Differential by Auburn Gear®. Location: Rear. Turns your torque...
      Expertly crafted from superior materialsProvides exceptional reliability
      $474.91
    • (0 reviews)
      # 503552051
      Pontiac Firebird with Open Differential 1983, 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...
      Brute Force Devices For Rugged ApplicationsReplacement Of Differential Case Not Required
      $405.19 - $406.60
    • (0 reviews)
      # 503642451
      Pontiac Firebird with 10 Bolt with Open Differential 1983, 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...
      Extreme Traction PerformanceEnables a 2 Wheel Drive to outperform a 4 Wheel Drive in poor traction conditions
      $418.28
    • (0 reviews)
      # mpn4517168514
      Pontiac Firebird with 28 Spline with GM 7.625" Series Axle with 3.23 and Up Gear Ratio 1983, 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
      $457.67
    • (0 reviews)
      # 88292871
      Pontiac Firebird with GM 7.5" Series Axle with 10 Bolt 1983, Rear Street Gear Ring and Pinion Gear Set by Richmond®. Location: Rear. Richmond Gear ring and pinions are perfect for any vehicle where performance and durability matters....
      Outstanding design and state of the art manufacturing techniquesExtensive testing ensures uncompromising reliability
      $232.75 - $279.10
    • (0 reviews)
      # mpn4517166105
      Pontiac Firebird with 7.5" Series Axle 1983, 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...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $45.48
    • (0 reviews)
      # 503316184
      Pontiac Firebird with GM 7.5" Series Axle with 10 Bolt 1983, Rear Differential Bearing Kit by Motive Gear®. Location: Rear. 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
      $74.28 - $85.16
    • (0 reviews)
      # mpn4517166233
      Pontiac Firebird with 26 Spline with GM 7.5" Series Axle with 10 Bolt 1983, 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...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $108.20
    • (0 reviews)
      # 126494689
      Pontiac Firebird with GM 7.5" Series Axle with 10 Bolt 1983, Rear Differential Master Bearing Kit by Motive Gear®. Location: Rear. All Motive Gear products are engineered for their specific application and manufactured in state of the...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $89.63 - $99.60
    • (0 reviews)
      # 503675573
      Pontiac Firebird with GM 7.5" Series Axle with 10 Bolt 1983, Rear Differential Super Bearing 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
      $118.93 - $129.62
    • (0 reviews)
      # 503687062
      Pontiac Firebird with 7.5" Series Axle with 10 Bolt with Open Differential 1983, Rear Mini Spool 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
      $80.99 - $81.49
    • (0 reviews)
      # mpn4517167898
      Pontiac Firebird Trans Am with 26 Spline GM 7.6" Series Axle / with GM 7.5" 1983, Rear Differential Bearing Installation Kit by Yukon Gear & Axle®. With Timken Bearings and Races. Location: Rear. Dominate the track or hit the trails...
      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
      $154.57
    • (0 reviews)
      # mpn4517167244
      Pontiac Firebird Trans Am with 26 Spline GM 7.6" Series Axle / with GM 7.5" 1983, Rear Differential Carrier Bearing Kit by Yukon Gear & Axle®. Location: Rear. Includes: Carrier bearings, races and "super" carrier shim kit. Yukon 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
    • (0 reviews)
      # mpn4517166645
      Pontiac Firebird Trans Am with 26 Spline GM 7.6" Series Axle / with GM 7.5" 1983, 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...
      Most complete kits on the marketComplete overhaul package to rebuild differential
      $201.27
    • (0 reviews)
      # mpn4517169914
      Pontiac Firebird Trans Am with 26 Spline GM 7.6" Series Axle / with GM 7.5" 1983, Rear Differential Mini Installation Kit by Yukon Gear & Axle®. Location: Rear. Yukon Mini installation kits are a low cost solution for gear changes in...
      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
      $74.15




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