1991 Toyota 4Runner Differentials & Components

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    • (0 reviews)
      # 111368914
      Toyota 4Runner with Toyota Series Axle 1991, 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 &...
      Direct-fit OE-quality replacement for your factory partHelps restore the proper functionality of your vehicle
      $182.67 - $276.72
    • (0 reviews)
      # mpn1138808236
      Toyota 4Runner with 4.88 Ratio 1991, Front Differential Ring and Pinion by Dorman®. The gears of Dorman’s Differential Ring and Pinion are engineered to effectively transfer torque from the driveshaft to the axles. It's robust steel...
      Replacement eliminates driveline grinding and whining soundsDirect replacement for a proper fit
      $114.66
    • (0 reviews)
      # 68646328
      Toyota 4Runner with Toyota Series Axle 1991, 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...
      Uses Koyo bearings and racesExpertly crafted from premium materials
      $181.85 - $361.66
    • (0 reviews)
      # 531089629
      Toyota 4Runner 1991, 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 bearings, and all feature...
      Designed to effectively reduce frictionUltimate load handling capability
      $185.29 - $376.90
    • (0 reviews)
      # mpn1270380424
      Toyota 4Runner 2.4L without Air Operated Locker with 8" Ring Gear with Toyota Series Axle with 30 Spline 1991, Front / Rear Spider Gear Set by USA Standard Gear®. USA Standard gear sets are the right choice to add confidence to your...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $133.48
    • (0 reviews)
      # 765081768
      Toyota 4Runner with 8" Ring Gear with Toyota Series Axle 1991, Spool by USA Standard Gear®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in...
      Provides 100% traction to both wheels at all timesNot recommended for street driven vehicles
      $155.91
    • (0 reviews)
      # mpn358588464
      Toyota 4Runner SR5 with 8" Ring Gear with General Motors Series Axle 1991, 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
      $32.19
    • (0 reviews)
      # 531127581
      Toyota 4Runner 1991, Differential Pinion 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
      $7.28 - $41.28
    • (0 reviews)
      # 531075179
      Toyota 4Runner 1991, 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, ensuring...
      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
      $5.99 - $7.31
    • (0 reviews)
      # 531059806
      Toyota 4Runner 4WD with 6.7" Ring Gear 1991, Front Differential Pinion Race by Timken®. Precision manufactured using premium materials and made by the company that is trusted by many carmakers, the Timken race is the right choice if you...
      OE quality fit, performance, and reliabilityCost-effective friction management solution
      $3.67 - $5.63
    • (0 reviews)
      # mpn2040373
      Toyota 4Runner with 7.1" Ring Gear / with 7.8" Ring Gear / with 9.5" Ring Gear 1991, Rear Differential Bearing by Timken®. Get optimum vehicle performance with Timken bearings. Timken manufactures ball bearings, cylindrical roller...
      Designed to effectively reduce frictionUltimate load handling capability
      $26.23
    • (0 reviews)
      # mpn2020870
      Toyota 4Runner with 7.1" Ring Gear / with 7.8" Ring Gear / with 9.5" Ring Gear 1991, Rear Differential Race by Timken®. Precision manufactured using premium materials and made by the company that is trusted by many carmakers, the Timken...
      OE quality fit, performance, and reliabilityCost-effective friction management solution
      $13.89
    • (0 reviews)
      # 531142994
      Toyota 4Runner 1991, Axle Vent by Dorman®. Vents allow pressure inside the differential to equalize with the atmospheric pressure. All Vents are constructed of high quality materials for durability. When it comes to a top-notch...
      Replacement required when tubes get clogged or deteriorateNo special tools required for installation
      $5.73
    • (0 reviews)
      # 531172394
      Toyota 4Runner with Toyota Series Axle 1991, Differential Pinion Bearing by National®. This bearing is manufactured from high quality steel and constructed utilizing state-of-the-art computer controlled heat treatment technology to...
      Premium bearing design matches OEM specificationsPrecision manufactured using premium-grade steel for outstanding durability and performance
      $20.16 - $35.50
    • (0 reviews)
      # 531069245
      Toyota 4Runner with Toyota Series Axle 1991, 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 and with customers in...
      National oil seals are recognized worldwide for their quality and reliable performance for every type of repair.Design Type: Spring Loaded; Multi-Lip
      $8.02
    • (0 reviews)
      # mpn1848332525
      Toyota 4Runner with 7.8" Ring Gear with Toyota Series Axle with 2 Pinion 1991, Rear Axle Differential Bearing by National®. 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
      $40.14
    • (0 reviews)
      # mpn1848753108
      Toyota 4Runner VZN13 Body Code 4WD 3.0L 1991, Rear Inner Differential Bearing by Koyo®. Designed utilizing the latest technology, this product by Koyo features premium quality and will perform better than advertised. Perfect for your...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $103.74
    • (0 reviews)
      # 1038754636
      Toyota 4Runner 1991, Input Axle Differential Seal by NOK®. Location: Rear Axle. When it comes to a top-notch replacement for your worn out factory part, this OE-quality differential component is right what the doctor ordered if you need...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $6.56
    • (0 reviews)
      # 1298444893
      Toyota 4Runner with Toyota Transmission 1991, Differential Carrier Gasket by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global...
      Direct OEM replacement for a proper fitEnsures reliable sealing performance
      $3.78 - $4.33
    • (0 reviews)
      # 503351337
      Toyota 4Runner SR5 with 10 Bolt 1991, Air Locker by ARB®. Created to provide 100% traction on demand, without sacrificing any of your vehicle's highway driving performance, ARB Air Lockers employ a 12 volt ARB Air Compressor designed to...
      Differential CaseFlange Cap Assembly
      $940.50
    • (0 reviews)
      # mpn4554792024
      Toyota 4Runner with Toyota 7.5" Series Axle / with Toyota 8" Series Axle with TrueTrac Differential 1991, 12 Point Ring Gear Bolt Kit by ARP®. The tremendous shock loads generated at launch by most any drag racing vehicle equipped with...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $65.36
    • (0 reviews)
      # 1346885886
      Toyota 4Runner with Toyota 8" Series Axle 1991, Ring and Pinion Gear Set by Alloy USA®. Mounting larger diameter wheels and tires requires a gear ratio change to maintain the same performance. But even if you're not getting new skins,...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $383.26 - $412.78
    • (0 reviews)
      # 1028944982
      Toyota 4Runner with 30 Spline 1991, MAX Lock™ Rear Open Mechanical Locker Differential by Auburn Gear®. New is an automatic full locker, giving both 4 Wheel Drives and 2 Wheel Drives optimized traction all the time–even in the most...
      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
      $277.99 - $321.10
    • (0 reviews)
      # 1028961057
      Toyota 4Runner SR5 with 4 Pinion Design with 30 Spline with Toyota 8" Series Axle 1991, Pro™ Limited Slip Differential by Auburn Gear®. Turns your torque up another notch, offering an even higher bias ratio and faster sensing reaction...
      Expertly crafted from superior materialsProvides exceptional reliability
      $520.42
    • (0 reviews)
      # mpn4517172915
      Toyota 4Runner with Toyota 8" Series Axle 1991, 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
      $148.82
    • (0 reviews)
      # 742411467
      Toyota 4Runner 1991, Differential Locker by Aussie Locker®. The Aussie Locker is the most advanced "traction added" Automatic Precision Locker in the world today. Specifically designed for off-highway enthusiasts and wheelers the Aussie...
      High quality at an affordable priceExpertly made from premium materials
      $333.02
    • (0 reviews)
      # 1029334587
      Toyota 4Runner with GM 8" Series Axle with 1.30" Axle Shaft Diameter 1991, Detroit Locker™ Differential by Eaton®. The Detroit Locker is a 100%-automatic locking differential that provides ultimate traction for mild to extreme vehicle...
      100% automatic locking - no driver action neededProvides maximum amount of traction to both wheel ends
      $599.99 - $634.92
    • (0 reviews)
      # 1029352537
      Toyota 4Runner 1991, Detroit Truetrac™ Differential by Eaton®. The Detroit Truetrac is a helical-gear style performance differential that maximizes wheel traction and enhances driving and handling characteristics. Operation of the...
      Helical-style pinion gearsLimited-slip operation
      $532.37 - $615.32
    • (0 reviews)
      # 742150741
      Toyota 4Runner 1991, Differential Installation Kit by G2 Axle & Gear®. For low mileage vehicles, G2 offers installation kits that have all the same components as the master kits, sans the bearings. This is an economically priced kit...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $49.99 - $91.99
    • (1 review)
      # 742216787
      Toyota 4Runner 1991, Differential Master Installation Kit by G2 Axle & Gear®. G2’s master installation kits come complete with everything you need to properly set up your ring and pinion gear set. Designed utilizing the latest...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $151.99 - $298.99
    • (0 reviews)
      # 1029200560
      Toyota 4Runner 2.0L / 2.4L / 3.0L with Toyota 8" Series Axle 1991, Performance Series™ Rear Ring and Pinion Gear Set by G2 Axle & Gear®. G2’s line of Performance Series ring and pinions are engineered and manufactured to handle the...
      Forged 8620 SteelPrecision-machined for exact fit
      $199.99 - $234.99
    • (0 reviews)
      # mpn4517169489
      Toyota 4Runner 2.0L / 2.4L / 3.0L with Toyota 8" Series Axle 1991, Rear Differential Crush Sleeve by G2 Axle & Gear®. Designed utilizing the latest technology, this product by G2 Axle & Gear features premium quality and will perform...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $9.99
    • (0 reviews)
      # mpn4517171775
      Toyota 4Runner 2.0L / 2.4L with 30 Spline with Toyota 8" Series Axle 1991, Rear Full Spool by G2 Axle & Gear®. Looking for ultimate traction and a reduction in weight? G2 full spools provide maximum traction by connecting both axle...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $195.99
    • (0 reviews)
      # mpn4517171293
      Toyota 4Runner 2.0L / 2.4L with Toyota 8" Series Axle 1991, Rear Pinion Solid Spacer by G2 Axle & Gear®. Designed utilizing the latest technology, this product by G2 Axle & Gear features premium quality and will perform better than...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $33.99
    • (0 reviews)
      # 503646528
      Toyota 4Runner 1991, Differential Bearing Kit by Motive Gear®. All Motive Gear products are engineered for their specific application and manufactured in state of the art facilities. All of company products undergo rigid quality control...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $182.72 - $321.39
    • (0 reviews)
      # mpn4517172822
      Toyota 4Runner with 8" Series Axle 1991, Differential Carrier by Motive Gear®. Without Internal Kit. 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
      $316.09
    • (0 reviews)
      # mpn4517168976
      Toyota 4Runner with AMC 20 Series Axle / with Toyota 7.5" Series Axle with Independent Front Suspension 1991, Differential Carrier Shim Kit by Motive Gear®. 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
      $17.71
    • (0 reviews)
      # 742467481
      Toyota 4Runner 1991, Differential Crush Sleeve by Motive Gear®. All Motive Gear products are engineered for their specific application and manufactured in state of the art facilities. All of company products undergo rigid quality...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $11.00 - $20.45
    • (0 reviews)
      # 503534031
      Toyota 4Runner 1991, 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 products undergo rigid...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $47.39 - $67.83
    • (0 reviews)
      # 503531360
      Toyota 4Runner 1991, Differential Master Bearing Kit by Motive Gear®. All Motive Gear products are engineered for their specific application and manufactured in state of the art facilities. All of company products undergo rigid quality...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $203.86 - $523.41
    • (0 reviews)
      # 742195711
      Toyota 4Runner 2.4L with Toyota 7.8" Series Axle 1991, Differential Pinion Bearing Kit by Motive Gear®. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed and performance with these...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $105.01 - $161.21
    • (0 reviews)
      # mpn4517172324
      Toyota 4Runner with 190mm Series Axle 1991, Differential Pinion Nut by Motive Gear®. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed and performance with this premium differential...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $11.63
    • (0 reviews)
      # mpn4517168974
      Toyota 4Runner with 190mm Series Axle with 741 Style Housing 1991, Differential Pinion Shim Pack by Motive Gear®. All Motive Gear products are engineered for their specific application and manufactured in state of the art facilities....
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $17.41
    • (0 reviews)
      # mpn4517171333
      Toyota 4Runner 4WD with 190mm Series Axle 1991, Front Differential Pinion Seal 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
      $13.89
    • (0 reviews)
      # 503356159
      Toyota 4Runner 1991, 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 for easy setup, superior strength, quality,...
      Quiet operationComputer controlled heat treatment
      $250.49 - $347.91
    • (0 reviews)
      # 503564216
      Toyota 4Runner with Open Differential 1991, 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 extreme...
      Brute force devices for rugged applicationsReplacement of differential case not required
      $275.76 - $325.00
    • (0 reviews)
      # 1145651374
      Toyota 4Runner SR5 1991, 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 advertised....
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $170.99 - $246.99
    • (0 reviews)
      # mpn4510236218
      Toyota 4Runner SR5 Toyota 8" Axle 1991, Full Spool by Revolution Gear & Axle®.
      Limited Lifetime WarrantyMade to promote and inspire your off-road adventures
      $157.99
    • (0 reviews)
      # 942609452
      Toyota 4Runner Toyota 8.0"/Toyota 7.5" Axle 1991, Ring and Pinion Complete Gear Package by Revolution Gear & Axle®. Designed utilizing the latest technology, this product by Revolution Gear & Axle features premium quality and will...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $586.63 - $668.52
    • (0 reviews)
      # 942622219
      Toyota 4Runner SR5 1991, Ring and Pinion Gear Set by Revolution Gear & Axle®. Made from top quality 8620 Steel and are precision heat treated to OEM specifications, making for the best aftermarket gears available. Revolution gears are...
      2 Year Limited WarrantyMade to promote and inspire your off-road adventures
      $170.00 - $210.00
    • (0 reviews)
      # 503468149
      Toyota 4Runner 1991, Differential Bearing Kit by Richmond®. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed and performance with this premium differential component that delivers...
      Outstanding design and state of the art manufacturing techniquesExtensive testing ensures uncompromising reliability
      $170.84
    • (0 reviews)
      # mpn4517172429
      Toyota 4Runner 1991, 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 differential gear...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $37.52
    • (0 reviews)
      # 1029130729
      Toyota 4Runner 1991, Excel™ Differential Bearing Kit by Richmond®. Designed utilizing the latest technology, this product by Richmond features premium quality and will perform better than advertised. Perfect for your vehicle and...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $109.18 - $170.35
    • (0 reviews)
      # mpn4517172718
      Toyota 4Runner with Toyota 8" Series Axle Empty Case Housing 1991, Excel™ Differential Carrier by Richmond®. Designed utilizing the latest technology, this product by Richmond features premium quality and will perform better than...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $200.40
    • (0 reviews)
      # 1029176573
      Toyota 4Runner 1991, Excel™ Ring and Pinion Gear Set by Richmond®. Designed utilizing the latest technology, this product by Richmond features premium quality and will perform better than advertised. Perfect for your vehicle and...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $177.84 - $206.43
    • (0 reviews)
      # mpn4561985110
      Toyota 4Runner with Toyota 8" Series Axle 1991, Rear Full Spool by Richmond®. Designed utilizing the latest technology, this product by Richmond features premium quality and will perform better than advertised. Perfect for your vehicle...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $143.68
    • (0 reviews)
      # 503364185
      Toyota 4Runner 1991, Rear Differential Master Overhaul Kit by Spicer®. Genuine Spicer overhaul kit include all the latest production upgrades, so the parts you’re installing are as good or better than the parts that originally came...
      Save Money: Buying components separately can be costly and cumbersomeSave Downtime: Be ready to perform a repair or overhaul as you need it
      $190.65 - $224.00
    • (0 reviews)
      # 503588266
      Toyota 4Runner 1991, Rear Differential Standard Bearing Kit by Spicer®. Remember - not all bearings are created equal. Choose Spicer axle bearing kits for just the right repair. Each kit comes complete with exactly the right combination...
      Highest quality mix of bearings, cups, and cones for performance you can count onPremium oil seals to keep lube in and dust and road grime out
      $154.59 - $198.36
    • (0 reviews)
      # 742193761
      Toyota 4Runner with 30 Spline with Toyota 8" Series Axle 1991, Rear Spool by Spicer®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind....
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $198.39 - $222.90
    • (0 reviews)
      # 1404990197
      Toyota 4Runner 1991, Pro Series™ Air Activated Differential Locker by TJM 4x4®.
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $940.50




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