2003 Toyota 4Runner Differentials

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Keep Your 2003 Toyota 4Runner in Top Shape with Quality Differentials

Whether you’re repairing or upgrading your Differential, using high-quality parts is key to keeping your 2003 Toyota 4Runner looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Differential Pinion Seals, Differential Ring Gear Bolts, and Differential Crush Sleeves. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Differentials from Trusted Brands

Looking for a reliable Differential? We’ve got you covered with options from brands you know and trust like Valvoline. For example, Valvoline Differentials start at just $12.99 with an average 4.8 star rating. With over 4,134 reviews and a solid 5 star average, you can shop with confidence knowing other Toyota 4Runner owners approve.

Explore Related Parts

While you’re upgrading or replacing your Differential, don’t forget to check out other key components like 4WD Components and Universal Joints. At Advance Auto Parts, we’re here to help you keep your 2003 Toyota 4Runner in peak condition, inside and out.

Essential 2003 Toyota 4Runner Differentials

Yukon Gear – Crush Sleeve Eliminator Kit For Toyota V6 (Part No.55053)

Crush Sleeve Eliminator Kit For Toyota V6

from

$59.99
V6 Toyota solid crush sleeve replacement spacer kit, preload.

Product Features:
  • Crush sleeve eliminator kit for Toyota V6
See More

Yukon Gear – Oil Slinger For Toyota 29 Spline Rear Pinion & Clamshell Front (Part No.33026)

Oil Slinger For Toyota 29 Spline Rear Pinion & Clamshell Front

from

$23.99
Toyota 29spl V6 and clamshell front, outer oil slinger.

Product Features:
  • Outer slinger
  • Fits Toyota 8″ clamshell front
See More

Yukon Gear – Seal Housing For Toyota Zip Locker (Part No.34011)

Seal Housing For Toyota Zip Locker

from

$78.99
Product Features:
  • Seal housing for Toyota 8″ and V6
  • Includes o-rings
See More

USA Standard Gear – 7.5" Toyota Spartan Locker Cross Pin (Part No.17030)

7.5" Toyota Spartan Locker Cross Pin

from

$49.99
7.5″ Toyota Spartan locker cross pin.

Product Features:
  • USA Standard Gear heavy-duty short cross pin shaft
  • Fits Toyota 7.5″
  • Works with Spartan Locker or standard open spider gears
See More

Yukon Gear – High Performance Ring & Pinion Gear Set For Toyota 7.5" Reverse Rotation In 4.88 Ratio (Part No.24190)

High Performance Ring & Pinion Gear Set For Toyota 7.5" Reverse Rotation In 4.88 Ratio

from

$398.99
Yukon Ring & Pinion sets give you the confidence of knowing you’re running gears designed for the harshest of conditions. Whether it’s on the street, off-road, or at the track; Yukon ring & pinion sets deliver unrivaled performance & quality. Yukon uses the latest designs and manufacturing technologies to provide a quiet running gear that is strong and easy to set up. All Yukon ring & pinion sets come standard with a one-year warranty.

Product Features:
  • Fits reverse rotation Toyota 7.5″
  • 7.500″ ring gear diameter
  • 23 spline pinion
  • 10 ring gear bolts
  • 4.88 ratio
See More

Motive Gear – Differential Pinion Shim Kit (Part No.1109)

Differential Pinion Shim Kit

from

$13.49


Product Features:
  • KIT SHIM TOYO TRK 79-92 REAR/89-92 FRONT
See More

Yukon Gear – Limited Slip Dffrntl (Part No.26057)

Limited Slip Dffrntl

from

$769.99
Limited Slip Dffrntl

Yukon Gear – 8" Standard Open Side Gear Thrust Washer (Part No.33395)

8" Standard Open Side Gear Thrust Washer

from

$11.99
8″ standard Open side gear Thrust washer.

Product Features:
  • Side gear thrust washer
  • Fits Toyota 8″ with 4 cylinder engine
See More

Yukon Gear – Pump Up Kit, Zip Locker (Part No.34031)

Pump Up Kit, Zip Locker

from

$174.99
Pump up kit, Zip Locker.

Product Features:
  • Tire pump up kit
  • Includes hose, fittings, couplers and teflon tape
See More

Yukon Gear – Bearing Race Driver (Part No.56005)

Bearing Race Driver

from

$126.99
Bearing race driver front Toyota 7.5″, 8″, Landcruiser, and the Suzuki Samurai. No return. (TOY30306).

Product Features:
  • Bearing race driver
  • Fits 30306 race
  • All steel construction
See More

Yukon Gear – Outer Oil Slinger (Part No.33025)

Outer Oil Slinger

from

$10.99
Outer oil slinger for Toyota 7.5″, 8″, V6 & Landcruiser.

Product Features:
  • Outer oil slinger for Toyota 7.5″, 8″, V6 and Landcruiser
See More

Valvoline – Import Multi-Vehicle Synthetic Automatic Transmission Fluid, 1 Quart (Part No.822389)

Import Multi-Vehicle Synthetic Automatic Transmission Fluid, 1 Quart

from

$13.99
Valvoline Import Multi-Vehicle Automatic Transmission Fluid is specifically formulated for use in most Toyota, Nissan, Honda and other imported vehicles. It is formulated with all synthetic base stocks and a proprietary additive system to ensure optimal transmission performance in a wide variety of vehicles. Valvoline Import Multi-Vehicle ATF can also be used in many domestic vehicles. It meets requirements of General Motors and Ford vehicles. Recommended for use in the following applications: Ford MERCON, GM DEXRON-II and DEXRON-III, BMW LT 71141 and ETL-7045E, Nissan/Infiniti Nissan ATF, Matic-D, Matic-K and Matic-J, Mitsubishi Diamond SP-II and SP-III, Subaru ATF-HP, Hyundai/ KIA SP-II and SP-III, Toyota/Lexus Type T, T-III and T-IV, Honda/Acura ATF-Z1 (except in CVTs), Mercedes Benz NAG1, Volvo passenger car (except AW-1), and Volkswagen/Audi TL52162. For CVT applications Valvoline recommends Valvoline Full Synthetic CVT Fluid.

Product Features:
  • Formulated with full-synthetic base stocks and advanced additive technology to meet the challenging demands of automatic transmissions
  • Enhanced anti-shudder protection for smooth shifting and maximum power transfer
  • Developed with anti-wear technology to help improve transmission durability
  • Engineered with a proprietary blend of base oils and advanced additives to provide better oil flow at low temperatures and greater film protection at higher temperatures
See More

Yukon Gear – 8" Reverse High-Pinion Toyota Drop Out (Part No.32298)

8" Reverse High-Pinion Toyota Drop Out

from

$529.99
8″ Reverse high-pinion Toyota Drop Out (fits 8″ Housing) .

Product Features:
  • Fits Toyota Landcruiser reverse rotation front
See More

Yukon Gear – T8 Side Bearing Adjuster Lock (Without Bolt) (Part No.33363)

T8 Side Bearing Adjuster Lock (Without Bolt)

from

$11.99
Product Features:
  • Side adjuster lock
  • Fits Toyota 8″ with 4 cylinder engine
See More

USA Standard Gear – Spartan Locker For Toyota 7.5" With 27 Spline Axles, Includes Heavy-Duty Cross Pin Shaft (Part No.17014)

Spartan Locker For Toyota 7.5" With 27 Spline Axles, Includes Heavy-Duty Cross Pin Shaft

from

$669.99
The Spartan Locker, by USA Standard Gear, provides reliable traction at a low cost. Give your vehicle great traction and save some cash. Choose a Spartan Locker for better traction. The Spartan locker by USA standard gear is a mechanical locker that replaces the spiders in a standard case. The Spartan locker’s design does not use the thrust washers and has a revolutionary spring and pin design that makes installation a snap! The couplers and drivers are made from 9310 steel, for added strength. Each Spartan locker carries a one year warranty against defect.

Product Features:
  • Fits Toyota 7.5″
  • Made from 9310 steel for added strength
  • Replaces the spiders in a standard carrier case
See More

Yukon Gear – Toyota 8" & V6 Gasket (Part No.23028)

Toyota 8" & V6 Gasket

from

$11.99
Toyota 8″ & V6 gasket.

Product Features:
  • Dropout gasket
  • Fits Toyota 8″ and V6
See More

Yukon Gear – Pinion Nut (Part No.33156)

Pinion Nut

from

$5.99
Pinion nut for Suzuki Samurai, Toyota 8″, V6, Landrcuiser (fine spline pinion) & T100/Tacoma with factory locker. 30mm socket, M20 x 1.5 thread.

Product Features:
  • Pinion nut for Suzuki Samurai, Toyota 8″, V6, Landcruiser with 30 spline pinion and Tacoma/T100 with factory locker
  • 20mm x 1.5 thread
  • 30mm socket
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Yukon Gear – 86 & Up 8" Toyota With OEM 1-5/8" R + P Only With Zip Locker, Arb Or V6 Locker, Master Overhaul Kit (Part No.14178)

86 & Up 8" Toyota With OEM 1-5/8" R + P Only With Zip Locker, Arb Or V6 Locker, Master Overhaul Kit

from

$287.99
Yukon Master Overhaul kits give you all the high quality parts you need to start & finish every differential job. Yukon offers more tailor-made kits than any other manufacturer in the industry to meet your specific installation needs. This kit uses premium bearings and races along with high quality seals and small parts. Included in this kit are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve (if applicable), Thread locking compound, marking compound with brush, and gasket. Yukon’s Master Overhaul kits are the most comprehensive and complete kits on the market. They do extensive research to ensure that every kit is specially tailored to your application.

Product Features:
  • Fits Toyota 8″ and 4 cylinder engine, 1986 and up with OEM ring and pinion set and air operated locker
  • Included are Timken bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve, thread locker, marking compound with brush, and gasket.
See More

Yukon Gear – 8" Standard Open Pinion Gear Thrust Washer (Part No.33392)

8" Standard Open Pinion Gear Thrust Washer

from

$7.99
8″ standard Open pinion gear Thrust washer.

Product Features:
  • Pinion gear thrust washer
  • Fits Toyota 8″ with 4 cylinder engine
See More

Dorman – Pre-Pressed Axle (OE Fix) (Part No.926-137)

Pre-Pressed Axle (OE Fix)

from

$869.99
Replacing a worn wheel bearing usually requires a time-consuming procedure with a shop press. This Dorman OE FIX loaded axle includes all critical components already assembled for a fast, simple, safe install.

Product Features:
  • Easier installation – this loaded axle assembly includes a new axle shaft, wheel bearing, hub and backing plate pre-assembled and ready to install right out of the box
  • Time saver – eliminates frustrating, unpredictable work required to replace bearings without damaging other components
  • Simpler solution – eliminates the need to use potentially dangerous shop press to perform complete bearing repair
  • Quality tested – this part has undergone try-on, corrosion and material testing to ensure a quality fit and long service life
See More

Yukon Gear – V6 & L/C Reverse Drop Out Side Adjusters (Part No.33365)

V6 & L/C Reverse Drop Out Side Adjusters

from

$38.99
Product Features:
  • Side adjuster
  • Fits Toyota V6 and Landcruiser reverse rotation front
See More

National – Multi-Purpose Seal (Part No.710697)

Multi-Purpose Seal

from

$18.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; multi-lip
  • Temperature range: -20 Deg. F to 300 Deg. F / -29 Deg. C to 49 Deg. C
  • Resistance to EP lubricants
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

Yukon Gear – High Performance Ring & Pinion Gear Set For Toyota V6 In A 4.56 Ratio (Part No.24650)

High Performance Ring & Pinion Gear Set For Toyota V6 In A 4.56 Ratio

from

$424.99
Yukon Ring & Pinion sets give you the confidence of knowing you’re running gears designed for the harshest of conditions. Whether it’s on the street, off-road, or at the track; Yukon ring & pinion sets deliver unrivaled performance & quality. Yukon uses the latest designs and manufacturing technologies to provide a quiet running gear that is strong and easy to set up. All Yukon ring & pinion sets come standard with a one-year warranty.

Product Features:
  • Fits Toyota V6 rear
  • 4.56 ratio
  • 29 spline pinion
  • Includes conversion yoke, seal, and pinion nut
See More

Yukon Gear – DiffRingGearBolt (Part No.33580)

DiffRingGearBolt

from

$7.99
DiffRingGearBolt

USA Standard Gear – Master Overhaul Kit for New Toyota Clamshell Design Front Reverse Rotation Differential (Part No.37115)

Master Overhaul Kit for New Toyota Clamshell Design Front Reverse Rotation Differential

from

$614.99
USA Standard Master Overhaul kits let you finish your install with confidence. This kit uses Koyo bearings and races. Included are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve (if applicable), oil baffles and slingers (if applicable), threading locking compound, marking compound with brush and gasket.

Product Features:
  • Fits Toyota 8″ clamshell front
  • Uses Koyo bearings and races
  • Included are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, pinion nut, crush sleeve, thread locker, marking compound with brush and silicone.
See More

Yukon Gear – 8" IFS Clamshell Carrier, 3.91 And Up, 07 & Up FJ, 05 & Up Tac/T100/Tndra (Part No.20135)

8" IFS Clamshell Carrier, 3.91 And Up, 07 & Up FJ, 05 & Up Tac/T100/Tndra

from

$889.99
8″ IFS clamshell carrier, 3.91 and up, 07 & up FJ, 05 & up TAC/T100/TNDRA.

Product Features:
  • Standard open carrier case
  • Does not include spider gears
  • Fits Toyota 8″ clamshell front
  • 3.91 and up ratios only
See More

Yukon Gear – Pinion Install Kit For Toyota 7.5" IFS Differential (Four Cylinder Only) (Part No.13086)

Pinion Install Kit For Toyota 7.5" IFS Differential (Four Cylinder Only)

from

$295.99
Yukon Pinion installation kits are a terrific solution for gear installation on lower mileage vehicles where the carrier bearings & races can be reused. This kit uses high quality bearings and races along with a high quality pinion seal and small parts. Included in this kit are the pinion bearings and races, pilot bearing (if applicable), crush sleeve (if applicable), complete pinion shim kit, pinion nut, thread locker, and marking compound with brush. Yukon does extensive research for each application to make sure your kit will arrive with all the correct parts you need to install your pinion gear.

Product Features:
  • Fits standard rotation Toyota 7.5″ with 4 cylinder engine
  • Included are pinion bearings and races, pinion seal, crush sleeve, complete pinion shim kit, and marking compound with brush.
See More

Yukon Gear – Yoke For Toyota 8" IFS Clamshell Design, ’07 & Up FJ, 05 & Up Tacoma, T100 Tundra (Part No.41176)

Yoke For Toyota 8" IFS Clamshell Design, '07 & Up FJ, 05 & Up Tacoma, T100 Tundra

from

$245.99
Yukon yoke for Toyota 8″ IFS clamshell design, ’07 & up FJ, 05 & up Tacoma, T100 Tundra. All Yukon yokes come with a one year warranty against manufacturing defects.

Product Features:
  • Fits Toyota 8″ clamshell front
  • 29 spline
  • 66mm x 66mm bolt pattern
See More

Most Popular Differential Pinion Seal for 2003 Toyota 4Runners

Enhance your 2003 Toyota 4Runner with this popular Differential Pinion Seal we have in stock, for $18.99.

National – Multi-Purpose Seal (Part No.710697)

Multi-Purpose Seal

from

$18.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; multi-lip
  • Temperature range: -20 Deg. F to 300 Deg. F / -29 Deg. C to 49 Deg. C
  • Resistance to EP lubricants
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

Best-Selling 2003 Toyota 4Runner Differential Ring Gear Bolts

Upgrade your 4Runner with one of our 3 best-selling Differential Ring Gear Bolts.

Yukon Gear – Ring Gear Bolt For Toyota T100, Tacoma & 8" IFS Front (Part No.33059)

Ring Gear Bolt For Toyota T100, Tacoma & 8" IFS Front

from

$15.99
Ring Gear bolt for Toyota T100, Tacoma & 8″ IFS front. 12mm x 1.0.

Product Features:
  • Ring gear bolt for Toyota T100 and Tacoma rear without factory locking differential and Toyota Clamshell front
  • 12mm x 1.0
See More

Yukon Gear – Toyota 7.5", 8", & V6 Ring Gear Bolt Retainer Plate (Part No.33061)

Toyota 7.5", 8", & V6 Ring Gear Bolt Retainer Plate

from

$6.99
Toyota 7.5″, 8″, & V6 ring gear bolt retainer plate (5 needed).

Product Features:
  • Ring gear bolt retainer plate for Toyota 7.5″ 8″ and 8″ V6
  • 5 needed
See More

Yukon Gear – Ring Gear Bolt (Part No.33060)

Ring Gear Bolt

from

$6.99
Ring Gear bolt for Toyota 7.5″, 8″, V6, Landcruiser reverse front & T100/Tacoma w/ factory locker. 11mm x 1.0.

Product Features:
  • Ring gear bolt for Toyota 7.5″, 8″, 8″ V6, Landrcuiser reverse rotation front and T100 and Tacoma rear with factory locking differential
  • 11mm x 1.0
See More

Top-Quality Differential Crush Sleeves for 2003 Toyota 4Runners

Choose a high-quality OEM or aftermarket Differential Crush Sleef for Toyota 4Runners and enjoy top-notch performance from $10.99.

Yukon Gear – Crush Sleeve Eliminator Kit For Toyota V6 (Part No.55053)

Crush Sleeve Eliminator Kit For Toyota V6

from

$59.99
V6 Toyota solid crush sleeve replacement spacer kit, preload.

Product Features:
  • Crush sleeve eliminator kit for Toyota V6
See More

Yukon Gear – Differential Crush S (Part No.55081)

Differential Crush S

from

$73.99
Differential Crush S

Yukon Gear – Crush Sleeve (Part No.33118)

Crush Sleeve

from

$13.99
Crush Sleeve for Toyota V6, Landcruiser reverse front & Tacoma/T100 with factory locker, 1.820″ long.

Product Features:
  • Crush sleeve for Toyota V6, Landcruiser reverse rotation front and Tacoma/T100 with factory locker
  • 1.820″ tall
See More

Yukon Gear – Toyota Clamshell Design Crush Sleeve (Part No.33121)

Toyota Clamshell Design Crush Sleeve

from

$10.99
Toyota clamshell design crush sleeve. Approx 1.475″ long.

Product Features:
  • Crush sleeve
  • Fits Toyota 8″ clamshell front
  • 1.475″ tall
See More

Top Picks for 2003 Toyota 4Runner Differential Axle Shafts

Invest in one of our 3 durable Differential Axle Shafts for your 2003 Toyota, knowing you’re getting trusted brands and expert craftsmanship.

Dorman – Pre-Pressed Axle (OE Fix) (Part No.926-141)

Pre-Pressed Axle (OE Fix)

from

$802.99
Replacing a worn wheel bearing usually requires a time-consuming procedure with a shop press. This Dorman OE FIX loaded axle includes all critical components already assembled for a fast, simple, safe install.

Product Features:
  • Easier installation – this loaded axle assembly includes a new axle shaft, wheel bearing, hub and backing plate pre-assembled and ready to install right out of the box
  • Time saver – eliminates frustrating, unpredictable work required to replace bearings without damaging other components
  • Simpler solution – eliminates the need to use potentially dangerous shop press to perform complete bearing repair
  • Trustworthy quality – backed by engineers and inspectors in the United States, with decades of aftermarket experience
See More

Dorman – Pre-Pressed Axle (OE Fix) (Part No.926-142)

Pre-Pressed Axle (OE Fix)

from

$777.99
Replacing a worn wheel bearing usually requires a time-consuming procedure with a shop press. This Dorman OE FIX loaded axle includes all critical components already assembled for a fast, simple, safe install.

Product Features:
  • Easier installation – this loaded axle assembly includes a new axle shaft, wheel bearing, hub and backing plate pre-assembled and ready to install right out of the box
  • Time saver – eliminates frustrating, unpredictable work required to replace bearings without damaging other components
  • Simpler solution – eliminates the need to use potentially dangerous shop press to perform complete bearing repair
  • Quality tested – this part has undergone try-on, corrosion and material testing to ensure a quality fit and long service life
See More

Yukon Gear – AxleShaft (Part No.21899)

AxleShaft

from

$399.99
AxleShaft

Top-Rated Differential Oil for 2003 Toyota 4Runners

Make a smart move for your 2003 Toyota 4Runner with products all priced from $12.99 to $148.99.

Valvoline – MaxLife Multi-Vehicle Automatic Transmission Fluid, 1 Gallon (Part No.773775)

MaxLife Multi-Vehicle Automatic Transmission Fluid, 1 Gallon

from

$35.99
Valvoline MaxLife Multi-Vehicle ATF is a full-synthetic formulation with advanced additives to prevent the major causes of transmission breakdown and help extend transmission life.  Developed to help prevent leaks, maximize transmission performance, reduce transmission wear, and maintain smooth shifting longer than conventional fluids. It is suitable for use in a broad range of ATF applications including most Ford, GM, Toyota, Honda, Nissan, Hyundai, BMW, Mercedes, Volvo, VW & Audi. Recommended for use in the following applications: GM DEXRON-II, DEXRON-III, DEXRON-VI, Ford MERCON LV, Toyota/Lexus Type T, T-II, T-IV, WS, Honda/Acura, ATF-Z1, Nissan/Infiniti Matic-D, Matic-J, Matric-K, Matic-S, Hyundai/Kia SP-II, SP-III, SP-IV, SPH-IV, BMW 7045E, ETL 8072B, LA2634, LT71141, Allison C-4, Mercedes Benz NAG-1, Volvo 1161521, 1161540, 97340, 1273.41, and VW/Audi G-052-025-A2, G-052-162-A1. For CVT applications Valvoline recommends Valvoline Full Synthetic CVT Fluid.

Product Features:
  • Formulated with full-synthetic base oils and long life friction modifiers to help improve smooth shifting, eliminate slippage and shudder, prevent clutch wear and improve drivability longer than conventional fluids
  • High-performance seal conditioners maintain and preserve the elasticity of seals to help prevent leaks in high mileage transmissions
  • Developed with anti-wear technology to help improve transmission durability
  • Engineered with a proprietary blend of base oils and advanced additives to provide better oil flow at low temperatures and greater film protection at higher temperatures
See More

Valvoline – High Performance Transmission & Differential Gear Oil: Conventional 80W-90, 1 Quart (Part No.VV831)

High Performance Transmission & Differential Gear Oil: Conventional 80W-90, 1 Quart

from

$12.99
Valvoline High Performance Gear Oil is an extreme pressure gear lubricant formulated with quality base oils and superior additives that helps protect against severe temperatures, shock loads, scuffing, scouring, corrosion and pitting in high speed, high load, high torque and high horsepower conditions.

Product Features:
  • Formulated for reliable gear protection
  • Protects against severe temperatures to help extend service life
  • Formulated with extreme-pressure additives to minimize gear wear from shock loads
  • Helps protect against gear wear from scuffing, scouring, corrosion and pitting
  • Recommended for conventional hypoid differentials and non-synchronized manual transmissions in passenger cars, light trucks, sport utility vehicles, vans and heavy-duty trucks where an API-GL5 or GL-4 fluid is specified
  • PLEASE NOTE: Valvoline recommends SynPower Full Synthetic Gear Oil for limited slip differentials
See More

Valvoline – Import Multi-Vehicle Synthetic Automatic Transmission Fluid, 1 Quart (Part No.822389)

Import Multi-Vehicle Synthetic Automatic Transmission Fluid, 1 Quart

from

$13.99
Valvoline Import Multi-Vehicle Automatic Transmission Fluid is specifically formulated for use in most Toyota, Nissan, Honda and other imported vehicles. It is formulated with all synthetic base stocks and a proprietary additive system to ensure optimal transmission performance in a wide variety of vehicles. Valvoline Import Multi-Vehicle ATF can also be used in many domestic vehicles. It meets requirements of General Motors and Ford vehicles. Recommended for use in the following applications: Ford MERCON, GM DEXRON-II and DEXRON-III, BMW LT 71141 and ETL-7045E, Nissan/Infiniti Nissan ATF, Matic-D, Matic-K and Matic-J, Mitsubishi Diamond SP-II and SP-III, Subaru ATF-HP, Hyundai/ KIA SP-II and SP-III, Toyota/Lexus Type T, T-III and T-IV, Honda/Acura ATF-Z1 (except in CVTs), Mercedes Benz NAG1, Volvo passenger car (except AW-1), and Volkswagen/Audi TL52162. For CVT applications Valvoline recommends Valvoline Full Synthetic CVT Fluid.

Product Features:
  • Formulated with full-synthetic base stocks and advanced additive technology to meet the challenging demands of automatic transmissions
  • Enhanced anti-shudder protection for smooth shifting and maximum power transfer
  • Developed with anti-wear technology to help improve transmission durability
  • Engineered with a proprietary blend of base oils and advanced additives to provide better oil flow at low temperatures and greater film protection at higher temperatures
See More

Yukon Gear – 3 Qt – 80W90 Conventional Gear Oil With Posi Additive (Part No.15003)

3 Qt - 80W90 Conventional Gear Oil With Posi Additive

from

$57.99
3 Qt. Penzoil 80W90 conventional gear Oil. W/ bottle of Posi additive.

Product Features:
  • Includes three quarts of conventional oil and one 4oz bottle of Yukon positraction additive
See More

Yukon Gear – 3 Qt – Penzoil 80W90 Conventional Gear Oil (Part No.15002)

3 Qt - Penzoil 80W90 Conventional Gear Oil

from

$44.99
3 Qt. Penzoil 80W90 conventional gear Oil.

Product Features:
  • Includes three quarts of conventional oil
See More

Yukon Gear – Redline Synthetic "Shock Proof" Oil With Positraction Additive – 4 Quarts (Part No.15005)

Redline Synthetic "Shock Proof" Oil With Positraction Additive - 4 Quarts

from

$148.99
Redline Synthetic “Shock Proof” Oil with positraction Additive. 4 Quarts.

Product Features:
  • Includes four quarts of Redline Shockproof oil and one 4oz bottle of Yukon positraction additive
See More

Yukon Gear – Redline Synthetic "Shock Proof" Oil – 3 Quarts (Part No.15000)

Redline Synthetic "Shock Proof" Oil - 3 Quarts

from

$99.99
Redline Synthetic “Shock Proof” Oil. 3 Quarts.

Product Features:
  • Includes three quarts of Redline Shockproof oil
See More

Yukon Gear – Redline Synthetic "Shock Proof" Oil – 4 Quarts (Part No.15004)

Redline Synthetic "Shock Proof" Oil - 4 Quarts

from

$137.99
Redline Synthetic “Shock Proof” Oil. 4 Quarts.

Product Features:
  • Includes four quarts of Redline Shockproof oil
See More

Castrol – Transmax ATF/CVT Universal Transmission Fluid, Smooth Performance, 1 Gallon (Part No.15E0C8)

Transmax ATF/CVT Universal Transmission Fluid, Smooth Performance, 1 Gallon

from

$28.99
Castrol® Transmax® ATF/CVT Universal is a premium full-synthetic transmission fluid engineered for exceptional performance in both traditional step-shifting automatic transmissions and modern continuously variable transmissions (CVTs). Featuring Castrol Smooth Drive® Technology, it ensures enhanced friction durability for seamless gear shifts and superior high-temperature protection to resist oxidation. This advanced formulation offers unmatched protection against copper corrosion, extending the life of your transmission system. Its broad compatibility covers a wide range of ATF and CVT applications, including Dexron VI, Mercon LV, Toyota WS, Honda DW-1, Nissan Matic S, and many more, making it ideal for diverse vehicle types, including hybrids. Designed to improve workshop efficiency and simplify inventory management, this fluid is a versatile solution for professional mechanics and DIY enthusiasts alike. Packaged in a convenient 1-gallon size, it delivers outstanding value and reliability for maintaining optimal transmission performance.

Product Features:
  • Enhanced friction durability for smooth transmission performance
  • Superior high temperature protection to effectively resist oxidation
  • Unsurpassed protection against copper corrosion
  • Broad scope of vehicle applications improves workshop efficiency and inventory management
  • ATF Applications: Dexron VI (Dexron III, Dexron), Mercon LV (Mercon SP, Mercon V, Mercon), JASO 1A (03), JASO 1A LV (13), Toyota T IV, Toyota T III, Toyota WS, Honda/Acura DW 1/Z 1, Nissan Matic D, Matic J, Matic S, Hyundai/Kia SP IV, SP III
  • ATF Applications: Mazda ATF M-V, M-III, FZ, Mitsubishi SP IV, SP III, IIM, II, PA, J3, VW/Audi (6, 8 & 9 speed automatics), BMW/Mini (6, 8 and 9 speed automatics), Jaguar/Land Rover (6, 8 & 9 speed automatics), Porsche (6, 8 & 9 speed automatics)
  • ATF Applications: Volvo (6, 8 and 9 speed automatics), Volvo Transmission Oil 97342, AT102, Mercedes-Benz (7 and 9 speed automatics)
  • CVT Applications: Toyota CVT Fluid TC, Toyota CVT Fluid FE , Nissan CVT Fluid NS-1, Nissan CVT Fluid NS-2, Nissan CVT Fluid NS-3, Subaru i-CVT Fluid, Subaru i-CVT FG, Subaru Lineartronic High Torque Chain CVTF, Honda HCF-2
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Top-Rated Differential Brands For Your 2003 Toyota 4Runner

When it comes to finding the perfect Differential for your 2003 Toyota 4Runner, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 8 trusted brands. We carry the most popular Differential brands including Valvoline, and more, all known for their exceptional customer ratings (average brand rating of 4.8 stars) and competitive prices, as low as $12.99. Purchasing a Differential from us here at Advance Auto Parts is a smart move for both you and your 2003 Toyota 4Runner, providing peace of mind with parts that meet or exceed OEM standards.

Popular Valvoline 2003 Toyota 4Runner Differentials

If you’re looking for a top-quality Differential for your 2003 Toyota 4Runner, Advance Auto Parts has exactly what you need with our selection of Valvoline Differentials. We have 3 Valvoline Differentials in stock for this fitment, all known for their durability and precision fit. With prices starting at just $12.99 and an average cost of $20.99, you’ll find the perfect Differential for your needs and budget. Valvoline Differentials for the 2003 Toyota 4Runner come highly rated, with over 689 customer reviews and an impressive average rating of 4.8 stars. Choosing a Valvoline Differential from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
MaxLife Multi-Vehicle Automatic Transmission Fluid, 1 Gallon
from $35.99
(446)
MaxLife Multi-Vehicle Automatic Transmission Fluid, 1 Gallon
“Good quality great price”
Import Multi-Vehicle Synthetic Automatic Transmission Fluid, 1 Quart
from $13.99
(8)
Import Multi-Vehicle Synthetic Automatic Transmission Fluid, 1 Quart
“My 1999 Honda Accord 4-cylinder has over 250K miles and a drain and fill takes exactly 3 quarts of Import ATF. I do this with every oil change. No pro”
High Performance Transmission & Differential Gear Oil: Conventional 80W-90, 1 Quart
from $12.99
(235)
High Performance Transmission & Differential Gear Oil: Conventional 80W-90, 1 Quart
“Good quality oil. Does it’s job.”

FAQs for 2003 Toyota 4Runner Differentials

What are the best-selling Differentials for 2003 Toyota 4Runners?

Out of 116 Differentials that fit 2003 Toyota 4Runners, the following parts are the top sellers:

What’s the price range for 2003 Toyota 4Runner Differentials?

The prices of Differentials for the 2003 Toyota 4Runner range from $5.99 up to $1,566.99 for the most premium parts.

What is the average price of a Differential for a 2003 Toyota 4Runner?

The average price for Differentials for the 2003 Toyota 4Runner is $275.15. Keep in mind the variety of part types within our Differential category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Differentials for other Toyota 4Runner model years?

Yes, we carry Differentials for 41 model years of Toyota 4Runners between 1984 and 2026. The following model years are the most popular for Differential purchases: 2022, 2021, 2020, 2019, 2018, 2017, 2016, 2015, and 2014.

What are the cheapest Differentials for my 2003 Toyota 4Runner?

The cheapest 2003 Toyota 4Runner Differentials we carry are:

Does Advance Auto Parts sell Differentials for any other 2003 Toyota models?

Yes. We stock Differentials for 15 other popular 2003 Toyota models. Some of the most popular are 2003 Corolla Differentials, 2003 Camry Differentials, 2003 Land Cruiser Differentials, 2003 Celica Differentials, and 2003 Avalon Differentials.

What types of Differentials do you sell for my 2003 Toyota 4Runner?

As of 3/1/26, these are some of the most in-demand types of Differentials for a 2003 Toyota 4Runner:

Can I get help with 2003 Toyota 4Runner Differential orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Toyota Differentials and more.

What is your return policy for Toyota 4Runner Differentials?

Advance Auto Parts keeps returns simple. For new Toyota 4Runner Differentials and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.