1987 Mercury Cougar Differentials & Components

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    • (0 reviews)
      # 531071538
      Mercury Cougar 1987, 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
      $113.57 - $176.95
    • (1 review)
      # 111376477
      Mercury Cougar 1987, 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 Gear offers a full line of ring & pinion sets for a variety...
      Direct-fit OE-quality replacement for your factory partHelps restore the proper functionality of your vehicle
      $176.96 - $248.20
    • (1 review)
      # mpn2020890
      Mercury Cougar with 7.5" Ring Gear 1987, 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
      $80.70
    • (0 reviews)
      # mpn2412741
      Mercury Cougar with 7.5" Ring Gear 1987, 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
      $103.95
    • (0 reviews)
      # mpn739976600
      Mercury Cougar with Ford 8.8" Series Axle with 28 Spline / with 31 Spline 1987, Rear Differential Bearing Kit by USA Standard Gear®. This kit uses Koyo bearings and races along with all high quality small parts. USA Standard Gear does...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $96.61
    • (1 review)
      # 68627676
      Mercury Cougar 1987, 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 to a top-notch replacement...
      Uses Koyo bearings and racesExpertly crafted from premium materials
      $125.90 - $126.64
    • (0 reviews)
      # mpn739977058
      Mercury Cougar with Ford 8.8" Series Axle with 28 Spline / with 31 Spline 1987, 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
      $65.54
    • (0 reviews)
      # 68627777
      Mercury Cougar 1987, 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 of common and hard to find...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $93.07 - $164.06
    • (0 reviews)
      # 531085850
      Mercury Cougar with Independent Rear Suspension 1987, 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...
      Premium bearing design matches OEM specificationsPrecision manufactured using premium-grade steel for outstanding durability and performance
      $7.99 - $11.76
    • (0 reviews)
      # mpn358588620
      Mercury Cougar GM 7.5" Axle 1987, 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
      $19.82
    • (0 reviews)
      # mpn358588430
      Mercury Cougar GM 7.5" Axle 1987, 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
      $48.13
    • (0 reviews)
      # 531203259
      Mercury Cougar 1987, Rear Differential Bearing by Timken®. Get optimum vehicle performance with Timken bearings. Timken manufactures ball bearings, cylindrical roller bearings, and tapered roller bearings, and all feature premium...
      Designed to effectively reduce frictionUltimate load handling capability
      $6.86 - $10.49
    • (0 reviews)
      # mpn2035566
      Mercury Cougar with 8.8" Ring Gear 1987, 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
      $11.28
    • (0 reviews)
      # mpn2054355
      Mercury Cougar with 7.5" Ring Gear / with 8.8" Ring Gear 1987, Rear Differential Pinion Seal by Timken®. Material: Viton. Timken offers the right seal to keep your vehicle running optimally. Timken seals provide ultimate protection from...
      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
      $9.88
    • (0 reviews)
      # 531187033
      Mercury Cougar 1987, 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
      $4.24 - $5.65
    • (0 reviews)
      # mpn2371034
      Mercury Cougar 1987, 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)
      # mpn2377088
      Mercury Cougar with 7.5" Ring Gear / with 8.8" Ring Gear 1987, 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...
      Replacement restores drivabilityDirect replacement for a proper fit
      $1.60
    • (0 reviews)
      # mpn1074425
      Mercury Cougar with 7.5" Ring Gear with Ford Transmission with Independent Rear Suspension 1987, Rear Axle Differential Bearing Race by National®. Cup Bore: 2.89". Cup Length: 0.653". This part is manufactured by one of the most trusted...
      Premium bearing design matches OEM specificationsPrecision manufactured using premium-grade steel for outstanding durability and performance
      $4.28
    • (0 reviews)
      # 531195415
      Mercury Cougar with Independent Rear Suspension 1987, 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...
      Spindle bearing and seal kitIncludes all components required to complete the repair
      $73.39 - $73.47
    • (0 reviews)
      # 531080162
      Mercury Cougar with Ford 7.5" Ring Gear / with Ford 8.8" Ring Gear with Independent Rear Suspension 1987, Rear Differential Pinion Bearing by National®. This bearing is manufactured from high quality steel and constructed utilizing...
      Premium bearing design matches OEM specificationsPrecision manufactured using premium-grade steel for outstanding durability and performance
      $8.10 - $11.03
    • (0 reviews)
      # 531146639
      Mercury Cougar with Ford 7.5" Ring Gear / with Ford 8.8" Ring Gear with Independent Rear Suspension 1987, Rear Differential Pinion Race by National®. 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
      $4.34 - $5.83
    • (0 reviews)
      # mpn1179151
      Mercury Cougar with 7.5" Ring Gear / with 8.8" Ring Gear with Ford Transmission with Independent Rear Suspension 1987, Rear Outer Differential Pinion Repair Sleeve by National®. Outer Diameter: 2.156". Width: 0.563". This part 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
      $19.97
    • (0 reviews)
      # mpn1307887
      Mercury Cougar with Ford 7.5" Ring Gear / with Ford 8.8" Ring Gear with Independent Rear Suspension 1987, Rear Outer Differential Pinion Seal by National®. Outer Diameter: 2.78". Width: 0.575". This product is made of high-quality...
      National oil seals are recognized worldwide for their quality and reliable performance for every type of repair.Design Type: Spring Loaded; Multi-Lip
      $9.72
    • (0 reviews)
      # mpn358588599
      Mercury Cougar GM 7.5" Axle 1987, 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
      $5.36
    • (0 reviews)
      # mpn358588671
      Mercury Cougar GM 7.5" Axle 1987, 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
      $28.41
    • (0 reviews)
      # mpn358588466
      Mercury Cougar GM 7.5" Axle 1987, Differential Pinion Nut 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
      $3.66
    • (0 reviews)
      # mpn358588439
      Mercury Cougar GM 7.5" Axle 1987, Pinion Shim 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 for your ultimate...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $13.24
    • (0 reviews)
      # mpn358588458
      Mercury Cougar GM 7.5" Axle 1987, Ring Gear Bolt 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 for your...
      OEM design and manufacturing ensure top qualityCrafted from prime materials for long-term service
      $19.10
    • (0 reviews)
      # mpn358588434
      Mercury Cougar GM 7.5" Axle 1987, 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)
      # mpn358588627
      Mercury Cougar GM 7.5" Axle 1987, 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
      $16.29
    • (0 reviews)
      # 503662132
      Mercury Cougar with 10 Bolt 1987, Rear Differential Carrier 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
      $87.53 - $289.17
    • (0 reviews)
      # mpn2151980122
      Mercury Cougar with Ford 7.5" Series Axle with 10 Bolt 1987, 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
    • (0 reviews)
      # 503644274
      Mercury Cougar with Ford 7.5" Series Axle with 10 Bolt 1987, 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
      $227.48 - $232.42
    • (0 reviews)
      # 503397999
      Mercury Cougar with 10 Bolt 1987, HP™ Rear Differential by Auburn Gear®. Type: Limited Slip. High Performance. Auburn Gear’s flagship limited-slip differential gives you smooth torque-sensing operation with the correct bias ratios...
      Expertly crafted from superior materialsProvides exceptional reliability
      $416.16 - $434.52
    • (0 reviews)
      # 503343425
      Mercury Cougar with 10 Bolt 1987, 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 the very best in controlled...
      Expertly crafted from superior materialsProvides exceptional reliability
      $474.91 - $506.74
    • (0 reviews)
      # mpn2500668291
      Mercury Cougar with 28 Spline with Ford 8.8" Series Axle with 10 Bolt 1987, Road Race™ Rear Differential by Auburn Gear®. Type: Limited Slip. Auburn Gear, LLC. Has developed a performance limited-slip differential specifically for...
      Expertly crafted from superior materialsProvides exceptional reliability
      $483.48
    • (0 reviews)
      # mpn2232296069
      Mercury Cougar with 1.30" Axle Shaft Diameter with 27 Spline with Toyota 7.5" Series Axle 1987, Detroit Truetrac® Rear Differential by Eaton®. The Detroit Truetrac is a helical-gear style performance differential that maximizes wheel...
      Helical-style pinion gearsLimited-slip operation
      $527.79
    • (0 reviews)
      # mpn2530909935
      Mercury Cougar with Open Differential with 28 Spline with Ford 7.5" Series Axle 1987, Lock Right Locker by Powertrax®. Powertrax Lock-Right performance lockers’ straight-line performance is equal to a solid spool axle, yet they...
      Brute Force Devices For Rugged ApplicationsReplacement Of Differential Case Not Required
      $405.19
    • (0 reviews)
      # 503582470
      Mercury Cougar with Ford 7.5" Series Axle with 10 Bolt 1987, 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...
      Outstanding design and state of the art manufacturing techniquesExtensive testing ensures uncompromising reliability
      $212.41 - $214.67
    • (0 reviews)
      # 503652258
      Mercury Cougar with Ford 8.8" Series Axle 1987, Rear Dura Grip Carrier Case by Yukon Gear & Axle®. Without Spider Gears. 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
      $240.53
    • (0 reviews)
      # 503349267
      Mercury Cougar 1987, Rear Dura Grip Positraction by Yukon Gear & Axle®. 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 covered with a...
      Provides aggressive yet smooth traction to give you the confidence and performance you needFully rebuildable 4 spring design with composite clutches
      $461.23 - $499.01
    • (0 reviews)
      # 68627782
      Mercury Cougar with Ford 8.8" Series Axle 1987, 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
      $694.92 - $701.80
    • (0 reviews)
      # 503327018
      Mercury Cougar 1987, Rear High Performance Ring and Pinion Gear Set by Yukon Gear & Axle®. Yukon Ring and Pinion sets give you the confidence of knowing you’re running gears designed for the harshest of conditions. Whether it’s on...
      Smooth finishEasy Set-Up
      $221.47 - $394.60
    • (0 reviews)
      # 68627725
      Mercury Cougar 1987, Rear Standard Open Carrier Case by Yukon Gear & Axle®. Without Spider Gears. 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
      $139.95 - $304.99
    • (0 reviews)
      # mpn2151979709
      Mercury Cougar with 7.5" Series Axle 1987, 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
      $36.07
    • (0 reviews)
      # 126885003
      Mercury Cougar with GM 7.5" Series Axle with 10 Bolt 1987, Rear 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...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $72.50 - $76.32
    • (0 reviews)
      # mpn1578521304
      Mercury Cougar with 28 Spline with 7.5" Series Axle with 10 Bolt 1987, Rear Differential Carrier Gear Kit by Motive Gear®. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed and...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $120.22
    • (0 reviews)
      # 126499876
      Mercury Cougar with GM 7.5" Series Axle with 10 Bolt 1987, Rear 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...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $80.43 - $90.29
    • (0 reviews)
      # 503320089
      Mercury Cougar with 10 Bolt 1987, Rear 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 premium...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $106.76 - $119.58
    • (0 reviews)
      # mpn2500665827
      Mercury Cougar with Ford 7.5" Series Axle 1987, Rear Spider Gear Kit by Auburn Gear®. Dominate the track or hit the trails with condidence 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
      $77.85
    • (0 reviews)
      # mpn2741036519
      Mercury Cougar with Ford 7.5" Series Axle 1987, 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...
      Outstanding design and state of the art manufacturing techniquesExtensive testing ensures uncompromising reliability
      $30.28
    • (0 reviews)
      # 87436179
      Mercury Cougar 1987, Rear Differential Bearing Installation Kit by Yukon Gear & Axle®. With Timken Bearings and Races. 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
      $141.30 - $149.34
    • (0 reviews)
      # 68627662
      Mercury Cougar 1987, Rear Differential Carrier Bearing Kit by Yukon Gear & Axle®. Includes: Carrier bearings, races and "super" carrier shim kit. Yukon Carrier installation kits are great, low cost kits for carrier changes such as...
      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
      $64.70 - $79.20
    • (0 reviews)
      # 87436190
      Mercury Cougar 1987, Rear Differential Master Overhaul Kit by Yukon Gear & Axle®. Yukon Master Overhaul kits give you all the high quality parts you need to start and finish every differential job. Yukon offers more tailor-made kits...
      Most complete kits on the marketComplete overhaul package to rebuild differential
      $163.38 - $169.79
    • (0 reviews)
      # 503673437
      Mercury Cougar 1987, Rear Differential Mini Installation Kit by Yukon Gear & Axle®. Yukon Mini installation kits are a low cost solution for gear changes in newer vehicles where the bearings can be reused and includes all high quality...
      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
      $33.83 - $35.01
    • (0 reviews)
      # 68627734
      Mercury Cougar 1987, Rear Differential Pinion Installation Kit by Yukon Gear & Axle®. Yukon Pinion installation kits are a terrific solution for gear installation on lower mileage vehicles where the carrier bearings and races 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
      $98.08 - $108.97
    • (0 reviews)
      # 503665162
      Mercury Cougar with Ford 8.8" Series Axle 1987, Rear Mini Spool by Yukon Gear & Axle®. 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...
      Provides 100% traction to both wheels at all timesInstalls into standard open carrier case
      $136.17
    • (0 reviews)
      # 87436167
      Mercury Cougar 1987, Rear Spider Gear Set by Yukon Gear & Axle®. 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...
      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
      $134.89 - $223.03
    • (0 reviews)
      # mpn730913877
      Mercury Cougar with 31 Spline with Ford 8.8" Series Axle 1987, Rear Spool by Yukon Gear & Axle®. 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
      $268.93
    • (0 reviews)
      # mpn2151979692
      Mercury Cougar with 7.5" Series Axle / with 7.75" Series Axle / with 7.625" Series Axle / with 8.2" Series Axle / with 8.5" Series Axle / with 8.6" Series Axle 1987, Differential Carrier Shim Kit by Motive Gear®. All Motive Gear...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $24.23




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