1975 Ford Thunderbird Differentials & Components

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    • (0 reviews)
      # mpn2412746
      Ford Thunderbird with 3.50 Ratio with 9" Ring Gear 1975, 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....
      Replacement eliminates driveline grinding and whining soundsDirect replacement for a proper fit
      $109.02
    • (0 reviews)
      # 111381773
      Ford Thunderbird with Ford 9" Series Axle with 28 Spline / with 31 Spline 1975, Rear Ring and Pinion Gear Set by USA Standard Gear®. USA Standard ring and pinion sets are the right choice to add confidence to your install. USA Standard...
      Direct-fit OE-quality replacement for your factory partHelps restore the proper functionality of your vehicle
      $192.50 - $227.51
    • (0 reviews)
      # mpn4248515457
      Ford Thunderbird with Ford 9" Series Axle with 28 Spline / with 31 Spline 1975, Rear Spartan Locker by USA Standard Gear®. The Spartan Locker, by USA Standard Gear, provides reliable traction at a low cost. The Spartan locker's design...
      Made from 9310 steel for added strengthReplaces the spiders in a standard carrier case
      $345.94
    • (0 reviews)
      # mpn2020889
      Ford Thunderbird with 9" Ring Gear 1975, 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
      $99.40
    • (0 reviews)
      # mpn739976599
      Ford Thunderbird with LM102949 Carrier Races with Ford 9" Series Axle with 28 Spline / with 31 Spline 1975, Rear Differential Bearing Kit by USA Standard Gear®. This kit uses Koyo bearings and races along with all high quality small...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $95.76
    • (0 reviews)
      # 68577717
      Ford Thunderbird with Ford 9" Series Axle 1975, Rear Master Overhaul Bearing Kit by USA Standard Gear®. USA Standard Master Overhaul kits let you finish your install with confidence. This kit uses Koyo bearings and races. When it comes...
      Uses Koyo bearings and racesExpertly crafted from premium materials
      $140.52 - $183.44
    • (0 reviews)
      # 68577788
      Ford Thunderbird with Ford 9" Series Axle 1975, 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 top-notch replacement for your worn out...
      Installs into a standard open carrier caseProvides 100% traction to both wheels at all times
      $31.28
    • (0 reviews)
      # mpn739977057
      Ford Thunderbird with Ford 9" Series Axle with 28 Spline / with 31 Spline 1975, Rear Pinion Installation Kit by USA Standard Gear®. USA Standard ring and pinion sets are the right choice to add confidence to your install. USA Standard...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $81.82
    • (0 reviews)
      # 68577883
      Ford Thunderbird with Ford 9" Series Axle 1975, Rear Spider Gear Set by USA Standard Gear®. USA Standard gear sets are the right choice to add confidence to your install. USA Standard Gear offers a full line of gear sets for a variety...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $120.13 - $152.41
    • (0 reviews)
      # 68577886
      Ford Thunderbird with Ford 9" Series Axle 1975, Rear Spool by USA Standard Gear®. USA Standard Master Overhaul kits let you finish your install with confidence. This product is made of high-quality materials to serve you for years to...
      Provides 100% traction to both wheels at all timesNot recommended for street driven vehicles
      $105.11
    • (0 reviews)
      # mpn1248770
      Ford Thunderbird with Ford 9" Ring Gear 1975, Rear Axle Differential Bearing by National®. Cone Bore: 1.781". Cone Length: 0.780". 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
      $7.81
    • (0 reviews)
      # mpn358588619
      Ford Thunderbird GM 9" Axle 1975, Basic Series Differential Kit by Ratech®. Made in USA. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy use which makes it the perfect deal for...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $21.74
    • (0 reviews)
      # 202163716
      Ford Thunderbird GM 9" Axle 1975, Complete Series Differential Kit by Ratech®. Made in USA. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy use which makes it the perfect deal...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $96.41 - $99.18
    • (0 reviews)
      # mpn358588472
      Ford Thunderbird GM 9" Axle 1975, Differential Clutch Pack Kit by Ratech®. Made in USA. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy use which makes it the perfect deal for...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $66.56
    • (0 reviews)
      # mpn358588429
      Ford Thunderbird GM 9" Axle 1975, Differential Installation Kit by Ratech®. Made in USA. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy use which makes it the perfect deal for...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $28.91
    • (0 reviews)
      # 531060674
      Ford Thunderbird 1975, 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
      $7.75 - $10.49
    • (0 reviews)
      # mpn2040421
      Ford Thunderbird with 9" Ring Gear 1975, Rear Differential Bearing Set by Timken®. Get optimum vehicle performance with Timken bearings. Timken manufactures ball bearings, cylindrical roller bearings, and tapered roller bearings, and...
      Designed to effectively reduce frictionUltimate load handling capability
      $9.58
    • (0 reviews)
      # 531199712
      Ford Thunderbird with 8" Ring Gear 1975, Rear Differential Pinion Bearing by Timken®. Seal OD: 2.66"/3.17". Get optimum vehicle performance with Timken bearings. Timken manufactures ball bearings, cylindrical roller bearings, and...
      Designed to effectively reduce frictionUltimate load handling capability
      $7.58
    • (0 reviews)
      # 531169359
      Ford Thunderbird 1975, Rear Differential Pinion Pilot Bearing by Timken®. Get optimum vehicle performance with Timken bearings. Timken manufactures ball bearings, cylindrical roller bearings, and tapered roller bearings, and all feature...
      Designed to effectively reduce frictionUltimate load handling capability
      $21.73 - $22.54
    • (0 reviews)
      # 531068918
      Ford Thunderbird with 8" Ring Gear 1975, Rear Differential Pinion Race by Timken®. Seal OD: 2.66"/3.17". 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
      $3.63
    • (0 reviews)
      # 531168308
      Ford Thunderbird 1975, 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
      $6.15 - $9.88
    • (0 reviews)
      # 531059035
      Ford Thunderbird 1975, 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
      $4.29 - $5.65
    • (0 reviews)
      # mpn2371034
      Ford Thunderbird 1975, 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
      $2.77
    • (0 reviews)
      # mpn1248769
      Ford Thunderbird with 9" Ring Gear with Ford Transmission 1975, Rear Axle Differential Bearing Race by National®. Cup Bore: 2.89". Cup Length: 0.620". This part is manufactured by one of the most trusted names in the automotive industry...
      Premium bearing design matches OEM specificationsPrecision manufactured using premium-grade steel for outstanding durability and performance
      $4.10
    • (0 reviews)
      # 531080565
      Ford Thunderbird with Ford 9" Ring Gear 1975, Rear Axle Differential Bearing and Seal Kit by National®. This bearing is manufactured from high quality steel and constructed utilizing state-of-the-art computer controlled heat treatment...
      Spindle bearing and seal kitIncludes all components required to complete the repair
      $91.12 - $99.22
    • (0 reviews)
      # mpn1290825
      Ford Thunderbird with Ford 9" Ring Gear 1975, Rear Differential Pinion Bearing by National®. Cone Bore: 1.312". Cone Length: 0.875". This bearing is manufactured from high quality steel and constructed utilizing state-of-the-art...
      Premium bearing design matches OEM specificationsPrecision manufactured using premium-grade steel for outstanding durability and performance
      $8.10
    • (0 reviews)
      # mpn1269738
      Ford Thunderbird with Ford 9" Ring Gear 1975, Rear Differential Pinion Race by National®. Cup Bore: 2.687". Cup Length: 0.687". This part is manufactured by one of the most trusted names in the automotive industry to keep your vehicle...
      Premium bearing design matches OEM specificationsPrecision manufactured using premium-grade steel for outstanding durability and performance
      $4.34
    • (0 reviews)
      # mpn1179151
      Ford Thunderbird with 9" Ring Gear with Ford Transmission 1975, Rear Differential Pinion Repair Sleeve by National®. Outer Diameter: 2.156". Width: 0.563". This part is manufactured by one of the most trusted names in the automotive...
      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
      $19.97
    • (0 reviews)
      # mpn1307894
      Ford Thunderbird with Ford 9" Ring Gear 1975, Rear Differential Pinion Seal by National®. Outer Diameter: 3.00". Width: 0.455". 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
      $7.16
    • (0 reviews)
      # mpn358588597
      Ford Thunderbird GM 9" Axle 1975, Crush Sleeve by Ratech®. Made in USA. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy use which makes it the perfect deal for your ultimate...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $4.08
    • (0 reviews)
      # 202163726
      Ford Thunderbird GM 9" Axle 1975, Differenrial Pinion Bearing by Ratech®. Made in USA. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy use which makes it the perfect deal for...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $11.91 - $34.80
    • (0 reviews)
      # mpn358588729
      Ford Thunderbird GM 9" Axle 1975, Differenrial Pinion Bearing by Ratech®. Made in USA. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy use which makes it the perfect deal for...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $20.57
    • (0 reviews)
      # 202163734
      Ford Thunderbird GM 9" Axle 1975, Differential Bearing Kit by Ratech®. Made in USA. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy use which makes it the perfect deal for your...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $70.11 - $70.64
    • (0 reviews)
      # 202163740
      Ford Thunderbird GM 9" Axle 1975, Differential Carrier Bearing Set by Ratech®. Made in USA. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy use which makes it the perfect deal...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $27.45 - $34.16
    • (0 reviews)
      # mpn358588470
      Ford Thunderbird GM 9" Axle 1975, Differential Pinion Nut by Ratech®. 1-14" thread size. Fits 35-spline differentials with 1/2" ring gear bolts. Made in USA. Designed with precision and functionality in mind, this accessory ensures...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $9.24
    • (0 reviews)
      # 206590287
      Ford Thunderbird GM 9" Axle 1975, Differential Pinion Seal by Ratech®. Made in USA. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy use which makes it the perfect deal for your...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $7.70 - $10.72
    • (0 reviews)
      # mpn358588577
      Ford Thunderbird GM 9" Axle 1975, Differential Pinion Shim by Ratech®. Made in USA. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy use which makes it the perfect deal for your...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $17.19
    • (0 reviews)
      # 202163753
      Ford Thunderbird GM 9" Axle 1975, Head Bearing Cup by Ratech®. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy use which makes it the perfect deal for your ultimate satisfaction.
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $15.96 - $28.55
    • (0 reviews)
      # mpn358588730
      Ford Thunderbird GM 9" Axle 1975, Pilot Bearing Retainer Clip by Ratech®. Made in USA. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy use which makes it the perfect deal for...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $4.73
    • (0 reviews)
      # 203932202
      Ford Thunderbird GM 9" Axle 1975, Pinion Bearing by Ratech®. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy use which makes it the perfect deal for your ultimate satisfaction.
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $18.20
    • (0 reviews)
      # mpn358588460
      Ford Thunderbird GM 9" Axle 1975, Ring Gear Bolt Set by Ratech®. Fits Trac-Lock differentials. Made in USA. 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
      $12.93
    • (0 reviews)
      # mpn358588432
      Ford Thunderbird GM 9" Axle 1975, Smart Sleeve Crush Sleeve by Ratech®. Made in USA. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy use which makes it the perfect deal for your...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $13.45
    • (0 reviews)
      # mpn358588623
      Ford Thunderbird GM 9" Axle 1975, Solid Spacer by Ratech®. Made in USA. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy use which makes it the perfect deal for your ultimate...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $4.22
    • (0 reviews)
      # 202163762
      Ford Thunderbird GM 9" Axle 1975, Solid Spacer with Shim Pack by Ratech®. Made in USA. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy use which makes it the perfect deal for...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $15.60 - $48.80
    • (0 reviews)
      # mpn358588581
      Ford Thunderbird GM 9" Axle 1975, Tail Bearing Cup by Ratech®. Made in USA. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy use which makes it the perfect deal for your ultimate...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $10.52
    • (0 reviews)
      # mpn1578521262
      Ford Thunderbird with 4 Pinion Gear with Ford 9" Series Axle 1975, Rear Differential Carrier by Motive Gear®. Without Internal Kit. Carrier Type: Posi. 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
      $204.46
    • (0 reviews)
      # 742274397
      Ford Thunderbird with Ford 9" Series Axle with 10 Bolt 1975, Rear 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...
      Central contact patternCNC start to finish
      $203.94 - $718.77
    • (0 reviews)
      # 742370417
      Ford Thunderbird with Ford 9" Series Axle with Dual Drilled for 1/2" Ring Gear Bolts / with Dual Drilled for 7/16" Ring Gear Bolts with 10 Bolt 1975, Rear Pro Gear Ring and Pinion Gear Set by Motive Gear®. Type: Lightweight. Motive Gear...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $341.48 - $561.60
    • (0 reviews)
      # 742380463
      Ford Thunderbird with Ford 9" Series Axle with 10 Bolt 1975, Rear Ring and Pinion Gear Set by Motive Gear®. Motive Gear stock performance ring and pinions are excellent replacements for OE. Experienced installers prefer ring and pinions...
      Quiet operationComputer controlled heat treatment
      $193.74 - $245.52
    • (0 reviews)
      # 503359243
      Ford Thunderbird with Ford 9" Series Axle with 10 Bolt 1975, Pro™ Rear Differential by Auburn Gear®. Type: Limited Slip. Turns your torque up another notch, offering an even higher bias ratio and faster sensing reaction than HP for...
      Expertly crafted from superior materialsProvides exceptional reliability
      $488.38
    • (0 reviews)
      # mpn3577450321
      Ford Thunderbird with Large Hub Bearing Diameter 50mm with 1.32" Axle Shaft Diameter with GM 9" Series Axle with 10 Bolt 1975, Detroit Locker® Rear Differential by Eaton®. The Detroit Locker is a 100%-automatic locking differential...
      100% automatic locking - no driver action neededProvides maximum amount of traction to both wheel ends
      $869.99
    • (0 reviews)
      # mpn2530909926
      Ford Thunderbird with 3.06" Caps with 31 Spline with Ford 9" Series Axle 1975, Grip LS Traction System by Powertrax®. Type: Open. 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
      $389.00
    • (0 reviews)
      # 742082742
      Ford Thunderbird with Ford 9" Series Axle 1975, Grip Lok Traction System by Powertrax®. Type: Open. If you are looking for the ultimate in traction, the Powertrax Grip Lok can handle the torque of engines producing up to 550hp. It...
      Comes Fully AssembledTraction Adding Differential Technology
      $515.54 - $563.35
    • (0 reviews)
      # 742347406
      Ford Thunderbird with Ford 9" Series Axle 1975, Grip Pro Traction System by Powertrax®. The Powertrax Grip PRO is a gear driven limited slip differential designed to be among the strongest and most durable in the industry. It combines...
      Comes Fully AssembledDelivers Progressive and Variable Traction
      $453.13 - $525.00
    • (0 reviews)
      # mpn359112073
      Ford Thunderbird with Open Differential with 28 Spline / with 31 Spline with Ford 8" Series Axle / with Ford 9" Series Axle 1975, Lock Right Locker by Powertrax®. Powertrax Lock-Right performance lockers’ straight-line performance is...
      Brute Force Devices For Rugged ApplicationsReplacement Of Differential Case Not Required
      $301.08
    • (0 reviews)
      # 742377447
      Ford Thunderbird with Open Differential with Ford 9" Series Axle 1975, 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
      $450.54
    • (0 reviews)
      # 742232733
      Ford Thunderbird with Ford 9" Series Axle with 10 Bolt 1975, Rear Pro 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...
      Outstanding design and state of the art manufacturing techniquesExtensive testing ensures uncompromising reliability
      $359.45 - $483.61
    • (0 reviews)
      # 742038725
      Ford Thunderbird with Ford 9" Series Axle with 10 Bolt 1975, Rear 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...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $214.67 - $447.59
    • (0 reviews)
      # 503361104
      Ford Thunderbird with 28 Spline / with 31 Spline with Ford 9" Series Axle 1975, Rear Dropout Housing by Yukon Gear & Axle®. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed 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
      $386.60 - $442.82
    • (0 reviews)
      # 503573508
      Ford Thunderbird with Ford 9" Series Axle 1975, Rear Grizzly Locker by Yukon Gear & Axle®. The Yukon Grizzly Locker is the ultimate in mechanical locking differentials for street, off-road, and drag racing. Grizzly Lockers provide 100%...
      Available for many popular off-road & performance applicationsPatent pending design reduces common failures
      $584.48 - $773.39




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    1975 Ford Thunderbird Differentials Reviews

    Average rating:  5  5 - 1 review
    5 of 5
    Fast Delivery
    Great kit for the price that can't be beat. Thank you again for the fast delivery.
    WPosted by William (Bradford., ON) / June 3, 2015
    1975 Ford Thunderbird
    Was this review helpful for you? Yes

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