1986 Mercury Cougar Differentials

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    • (0 reviews)
      # 1028982605
      Mercury Cougar Base / LS / XR-7 with Ford 8.8" Series Axle with 10 Bolt 1986, ECTED Max™ Rear Limited Slip Differential by Auburn Gear®. With Selectable Full Locker. Location: Rear. The ECTED Max is a selectable traction device; an...
      Gearing is made from aircraft quality, 9310 heat treated billet steel to make it tough, durable and reliableSwitch the locker on or off "on-the-fly," at moderate road speeds with all 4 wheels on the ground
      $740.21
    • (0 reviews)
      # 503644274
      Mercury Cougar with Ford 7.5" Series Axle with 10 Bolt 1986, 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
      $227.48 - $232.42
    • (0 reviews)
      # 68627782
      Mercury Cougar with Ford 8.8" Series Axle 1986, Rear Grizzly Locker by Yukon Gear & Axle®. Location: Rear. The Yukon Grizzly Locker is the ultimate in mechanical locking differentials for street, off-road, and drag racing. Grizzly...
      Available for many popular off-road & performance applicationsPatent pending design reduces common failures
      $715.77 - $722.85
    • (0 reviews)
      # 503349267
      Mercury Cougar 1986, Rear Dura Grip Positraction by Yukon Gear & Axle®. Location: Rear. The Yukon Dura Grip an example of the popular clutch plate limited slips that appeared as OE equipment. Steel clutch plates, half of which are...
      Provides aggressive yet smooth traction to give you the confidence and performance you needFully rebuildable 4 spring design with composite clutches
      $486.52 - $524.49
    • (0 reviews)
      # 68627725
      Mercury Cougar 1986, Rear Standard Open Carrier Case by Yukon Gear & Axle®. Without Spider Gears. Location: Rear. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed and performance...
      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
      $148.35 - $327.02
    • (0 reviews)
      # 87436190
      Mercury Cougar 1986, Rear Differential Master Overhaul Kit by Yukon Gear & Axle®. Location: Rear. Yukon Master Overhaul kits give you all the high quality parts you need to start and finish every differential job. Yukon offers more...
      Most complete kits on the marketComplete overhaul package to rebuild differential
      $168.28 - $174.88
    • (0 reviews)
      # 503652258
      Mercury Cougar with Ford 8.8" Series Axle 1986, Rear Dura Grip Carrier Case by Yukon Gear & Axle®. Without Spider Gears. Location: Rear. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking...
      Enables you to keep your engine in the powerband for more giddy-up and high speedAllows for getting superior traction on just about any brutal terrain
      $254.96
    • (0 reviews)
      # 503327018
      Mercury Cougar 1986, Rear High Performance Ring and Pinion Gear Set by Yukon Gear & Axle®. Location: Rear. Yukon Ring and Pinion sets give you the confidence of knowing you’re running gears designed for the harshest of conditions....
      Smooth finishEasy Set-Up
      $232.54 - $414.33
    • (0 reviews)
      # 503662132
      Mercury Cougar with 10 Bolt 1986, Rear Differential Carrier by Motive Gear®. Location: Rear. 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
      $87.53 - $289.17
    • (0 reviews)
      # mpn4517166286
      Mercury Cougar with Ford 7.5" Series Axle with 10 Bolt 1986, 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
      $203.94
    • (0 reviews)
      # 1029094639
      Mercury Cougar Base / LS / XR-7 with 10 Bolt 1986, HP™ Rear Limited Slip Differential by Auburn Gear®. Location: Rear. High Performance. Auburn Gear’s flagship limited-slip differential gives you smooth torque-sensing operation with...
      Expertly crafted from superior materialsProvides exceptional reliability
      $416.16 - $434.52
    • (1 review)
      # 1029125505
      Mercury Cougar Base / LS / XR-7 with 10 Bolt 1986, Pro™ Rear Limited Slip Differential by Auburn Gear®. Location: Rear. Turns your torque up another notch, offering an even higher bias ratio and faster sensing reaction than HP for the...
      Expertly crafted from superior materialsProvides exceptional reliability
      $474.91 - $506.74
    • (0 reviews)
      # mpn4517168158
      Mercury Cougar Base / LS / XR-7 with 28 Spline with Ford 8.8" Series Axle with 10 Bolt 1986, Road Race™ Rear Limited Slip Differential by Auburn Gear®. Location: Rear. Auburn Gear, LLC. Has developed a performance limited-slip...
      Expertly crafted from superior materialsProvides exceptional reliability
      $483.48
    • (0 reviews)
      # mpn4517168048
      Mercury Cougar with 1.30" Axle Shaft Diameter with 27 Spline with Toyota 7.5" Series Axle 1986, Detroit Truetrac™ Rear Differential by Eaton®. Location: Rear. The Detroit Truetrac is a helical-gear style performance differential that...
      Helical-style pinion gearsLimited-slip operation
      $576.52
    • (0 reviews)
      # mpn4517169589
      Mercury Cougar with 28 Spline with Ford 7.5" Series Axle with Open Differential 1986, 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)
      # 942616607
      Mercury Cougar XR-7 Ford 9" Axle 1986, Full Spool by Revolution Gear & Axle®.
      Limited Lifetime WarrantyMade to promote and inspire your off-road adventures
      $157.99 - $197.99
    • (0 reviews)
      # 942609423
      Mercury Cougar XR-7 Ford 9" Axle 1986, REM Super Finished Ring and Pinion Gear Set by Revolution Gear & Axle®.
      2 Year Limited WarrantyMade to promote and inspire your off-road adventures
      $265.00
    • (0 reviews)
      # 942611193
      Mercury Cougar 1986, Ring and Pinion Gear Set by Revolution Gear & Axle®.
      2 Year Limited WarrantyMade to promote and inspire your off-road adventures
      $200.00 - $210.00
    • (0 reviews)
      # 1029161651
      Mercury Cougar with Ford 7.5" Series Axle with 10 Bolt 1986, Excel™ Rear Ring and Pinion Gear Set by Richmond®. Location: Rear. Designed utilizing the latest technology, this product by Richmond features premium quality and will...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $189.65
    • (0 reviews)
      # 503582470
      Mercury Cougar with Ford 7.5" Series Axle with 10 Bolt 1986, 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
      $212.41 - $214.67
    • (0 reviews)
      # 1145636345
      Mercury Cougar with Ford 8.8" Series Axle with 2.73 and Up Gear Ratio 1986, Differential Locker by OX Off Road®. OX Lockers can instantly lock differentials and allow you to tackle the toughest off-road terrain. The world's best...
      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)
      # 503632155
      Mercury Cougar with 31 Spline with Ford 8.8" Series Axle 1986, Rear Differential Locker by Aussie Locker®. Location: Rear. The Aussie Locker is the most advanced "traction added" Automatic Precision Locker in the world today....
      High quality at an affordable priceExpertly made from premium materials
      $333.02
    • (0 reviews)
      # 87436179
      Mercury Cougar 1986, Rear Differential Bearing Installation Kit by Yukon Gear & Axle®. With Timken Bearings and Races. Location: Rear. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking...
      Enables you to keep your engine in the powerband for more giddy-up and high speedAllows for getting superior traction on just about any brutal terrain
      $146.25 - $154.57
    • (0 reviews)
      # 68627662
      Mercury Cougar 1986, Rear Differential Carrier Bearing Kit by Yukon Gear & Axle®. Location: Rear. Includes: Carrier bearings, races and "super" carrier shim kit. Yukon Carrier installation kits are great, low cost kits for carrier...
      Enables you to keep your engine in the powerband for more giddy-up and high speedAllows for getting superior traction on just about any brutal terrain
      $67.28 - $82.36
    • (0 reviews)
      # 503673437
      Mercury Cougar 1986, Rear Differential Mini Installation Kit by Yukon Gear & Axle®. Location: Rear. Yukon Mini installation kits are a low cost solution for gear changes in newer vehicles where the bearings can be reused and includes...
      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
      $35.01 - $36.24
    • (0 reviews)
      # 68627734
      Mercury Cougar 1986, Rear Differential Pinion Installation Kit by Yukon Gear & Axle®. Location: Rear. Yukon Pinion installation kits are a terrific solution for gear installation on lower mileage vehicles where the carrier bearings and...
      Enables you to keep your engine in the powerband for more giddy-up and high speedAllows for getting superior traction on just about any brutal terrain
      $102.98 - $114.42
    • (0 reviews)
      # 503665162
      Mercury Cougar with Ford 8.8" Series Axle 1986, Rear Mini Spool by Yukon Gear & Axle®. Location: Rear. Mini spools are a low-cost traction option for vehicles looking for full-time lockup. The mini spool installs into a standard open...
      Provides 100% traction to both wheels at all timesInstalls into standard open carrier case
      $142.98
    • (0 reviews)
      # 87436167
      Mercury Cougar 1986, Rear Spider Gear Set by Yukon Gear & Axle®. Location: Rear. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed and performance with this premium differential...
      Enables you to keep your engine in the powerband for more giddy-up and high speedAllows for getting superior traction on just about any brutal terrain
      $141.63 - $234.18
    • (0 reviews)
      # mpn4517169244
      Mercury Cougar with 28 Spline / with 31 Spline with Ford 8.8" Series Axle 1986, Rear Spool by Yukon Gear & Axle®. Location: Rear. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed...
      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
      $366.39
    • (0 reviews)
      # mpn4517166257
      Mercury Cougar with 7.5" Series Axle 1986, 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
      $31.82
    • (0 reviews)
      # 126885003
      Mercury Cougar with GM 7.5" Series Axle with 10 Bolt 1986, 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
      $72.50 - $76.32
    • (0 reviews)
      # mpn4517166372
      Mercury Cougar with 28 Spline with 7.5" Series Axle with 10 Bolt 1986, 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
      $120.22
    • (0 reviews)
      # 126499876
      Mercury Cougar with GM 7.5" Series Axle with 10 Bolt 1986, 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 art...
      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 1986, 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 and performance with this...
      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)
      # mpn4517170296
      Mercury Cougar with Ford 7.5" Series Axle 1986, Rear Spider Gear Kit by Auburn Gear®. Location: Rear. Dominate the track or hit the trails with condidence by fine tuning your vehicle for neck-breaking speed and performance with this...
      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)
      # 973893652
      Mercury Cougar XR-7 Ford 9" Axle 1986, Differential Master Overhaul Kit by Revolution Gear & Axle®. Designed utilizing the latest technology, this product by Revolution Gear & Axle features premium quality and will perform better than...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $98.84 - $132.99
    • (0 reviews)
      # 942612776
      Mercury Cougar LS Ford 8.8" Axle 1986, Spider Gear Set by Revolution Gear & Axle®. Designed utilizing the latest technology, this product by Revolution Gear & Axle features premium quality and will perform better than advertised....
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $80.87 - $116.99
    • (0 reviews)
      # mpn4517170054
      Mercury Cougar with Ford 7.5" Series Axle 1986, 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)
      # mpn4517168705
      Mercury Cougar with Ford 7.5" Series Axle with 10 Bolt 1986, Excel™ Rear Differential Bearing Kit by Richmond®. Location: Rear. Designed utilizing the latest technology, this product by Richmond features premium quality and will...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $89.24
    • (0 reviews)
      # mpn4517169144
      Mercury Cougar with 1.2" Axle Spline Diameter with 28 Spline with Ford 7.5" Series Axle with 10 Bolt 1986, Excel™ Rear Differential Carrier Gear Kit by Richmond®. Location: Rear. Designed utilizing the latest technology, this product...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $117.87
    • (0 reviews)
      # mpn4515290647
      Mercury Cougar with GM 7.5" Series Axle 1986, 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...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $96.99
    • (0 reviews)
      # 1041005185
      Mercury Cougar 1986, Ring and Pinion Installation Bearing Kit by AllStar Performance®.
      Precise manufacturing and high-grade materialsExceptional performance at a competitive price
      $98.99 - $128.99
    • (0 reviews)
      # mpn4515297068
      Mercury Cougar with Ford 9" Series Axle 1986, Ring and Pinion Installation Shim Kit with Crush Sleeve by AllStar Performance®.
      Precise manufacturing and high-grade materialsExceptional performance at a competitive price
      $27.99
    • (0 reviews)
      # mpn4515297067
      Mercury Cougar with Ford 9" Series Axle 1986, Ring and Pinion Installation Shim Kit with Solid Spacer by AllStar Performance®.
      Precise manufacturing and high-grade materialsExceptional performance at a competitive price
      $37.99
    • (0 reviews)
      # 1016946479
      Mercury Cougar with Ford 9" Series Axle 1986, Spool by AllStar Performance®.
      $137.99 - $204.99
    • (0 reviews)
      # 1017015827
      Mercury Cougar with Ford 9" Series Axle 1986, with Installed Races Differential Pinion Suppport 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
      $119.99 - $148.99
    • (0 reviews)
      # 503488013
      Mercury Cougar 1986, Rear Differential Bearing Race Driver by Yukon Gear & Axle®. Location: Rear. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed and performance with this premium...
      Enables you to keep your engine in the powerband for more giddy-up and high speedAllows for getting superior traction on just about any brutal terrain
      $116.74 - $126.07
    • (0 reviews)
      # 503573443
      Mercury Cougar 1986, Rear Differential Bearing Race Punch by Yukon Gear & Axle®. Location: Rear. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed and performance with this premium...
      Enables you to keep your engine in the powerband for more giddy-up and high speedAllows for getting superior traction on just about any brutal terrain
      $59.80
    • (0 reviews)
      # 503570375
      Mercury Cougar 1986, Rear Differential Carrier Bearing Puller by Yukon Gear & Axle®. Location: Rear. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed and performance with this...
      Works with an impact gun to safely and easliy remove carrrier bearingsEnables you to keep your engine in the powerband for more giddy-up and high speed
      $456.92 - $545.85
    • (0 reviews)
      # 503693092
      Mercury Cougar 1986, Rear Differential Clutch Set by Yukon Gear & Axle®. Location: Rear. Yukon uses higher quality materials and better techniques than OEM to ensure a longer lasting spider gear set. Designed utilizing the latest...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $142.20 - $310.77
    • (0 reviews)
      # 503405488
      Mercury Cougar with Posi Differential 1986, Rear Differential Cross Pin Bolt by Yukon Gear & Axle®. Location: Rear. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed and performance...
      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
      $3.70
    • (0 reviews)
      # 503484052
      Mercury Cougar 1986, Rear Differential Cross Pin Bolt Extractor Kit by Yukon Gear & Axle®. Location: Rear. Designed utilizing the latest technology, this product by Yukon Gear & Axle features premium quality and will perform better than...
      Easily removes a broken cross pin bolt from a carrier caseDesigned to deliver trouble-free, consistent performance
      $48.93
    • (0 reviews)
      # 68627665
      Mercury Cougar 1986, Rear Differential Cross Pin Shaft by Yukon Gear & Axle®. Location: Rear. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed and performance with this premium...
      Enables you to keep your engine in the powerband for more giddy-up and high speedAllows for getting superior traction on just about any brutal terrain
      $10.26 - $46.28
    • (0 reviews)
      # 87436174
      Mercury Cougar 1986, Rear Differential Crush Sleeve by Yukon Gear & Axle®. Location: Rear. Designed utilizing the latest technology, this product by Yukon Gear & Axle features premium quality and will perform better than advertised....
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $7.49
    • (0 reviews)
      # 503328116
      Mercury Cougar 1986, Rear Differential Crush Sleeve Eliminator Kit by Yukon Gear & Axle®. Location: Rear. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed and performance with this...
      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
      $52.07
    • (0 reviews)
      # 503493231
      Mercury Cougar 1986, Rear Differential Pinion Gear Thrust Washer by Yukon Gear & Axle®. Location: Rear. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed and performance with this...
      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
      $5.47 - $5.81
    • (0 reviews)
      # 503672026
      Mercury Cougar 1986, Rear Differential Pinion Mighty Seal by Yukon Gear & Axle®. Location: Rear. Yukon Mighty Seals use the latest designs and manufacturing technologies to produce a precision fit, a tight seal and long life. Yukon Gear...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $9.14
    • (0 reviews)
      # 503593339
      Mercury Cougar 1986, Rear Differential Pinion Nut by Yukon Gear & Axle®. Location: Rear. Yukon heavy duty pinion supports feature upgraded materials and a larger design than OEM to provide heavy duty strength in racing and off-road...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $7.11
    • (0 reviews)
      # mpn4517168886
      Mercury Cougar with Dura Grip Locker / with Eaton Locker with 28 Spline / with 31 Spline with Ford 8.8" Series Axle 1986, Rear Differential Preload Shim Set by Yukon Gear & Axle®. 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
      $23.74
    • (0 reviews)
      # 503392500
      Mercury Cougar 1986, Rear Differential Seal Puller by Yukon Gear & Axle®. Location: Rear. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed and performance with this 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
      $39.53




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