2003 Chevrolet Blazer Differentials

Essential 2003 Chevrolet Blazer Differentials

Pro-King – Differential Pinion Seal (Part No.743B070A)

Differential Pinion Seal

from

$23.49
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

Product Features:
  • All products are designed to meet or exceed OE quality, form, fit and funtion.
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Yukon Gear – Replacement Standard Open Carrier Case For Dana 44, 30 Spline, 3.73 & Down (Part No.20027)

Replacement Standard Open Carrier Case For Dana 44, 30 Spline, 3.73 & Down

from

$192.99
Yukon replacement standard open carrier case for Dana 44, 30 spline, 3.73 & down, 2-1/8″ tall.

Product Features:
  • Standard open carrier case
  • Fits Dana Spicer 44 with 30 spline axles
  • 3.73 and down ratio only
  • Does not include spider gears
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Idemitsu – Type HP Automatic Transmission Fluid – 1 qt (Part No.30040099-75000C)

Type HP Automatic Transmission Fluid - 1 qt

from

$13.79
Formulated to meet the specific requirements of Subaru vehicles equipped with conventional (non-CVT) transmissions up to model year 2005. Recommended for service-fill in all Subaru automatic transmissions where SUBARU ATF HP is specified. Fuel economy demands and more sophisticated electronic controls have made automatic transmissions not only more complex, but also unique to each vehicle manufacturer. Long gone are the days of having just a couple choices of automatic transmission fluid type. IDEMITSU is the factory fill Automatic Transmission Fluid (ATF) supplier to most Asian imports. IDEMITSU application-specific ATF products match the exact friction materials and performance requirements of each different vehicle model for which they are made.

Product Features:
  • Excellent resistance to oxidation and thermal breakdown provide long fluid life and extended protection
  • Precisely engineered frictional characteristics guarantee smooth shifting and outstanding anti-shudder performance
  • Provides superior cleanliness, maintaining the transmission free of sludge and varnish deposits
  • Excellent seal compatibility and conditioning reduces risk of fluid leaks due to seal shrinkage, hardening and cracking
  • Advanced anti-wear technology provides maximum protection to gears and bearings
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USA Standard Gear – Steel Spool For Dana 44 With 30 Spline Axles, 3.92 & Up (Part No.59015)

Steel Spool For Dana 44 With 30 Spline Axles, 3.92 & Up

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$265.99
Product Features:
  • Fits Chrysler Dana Spicer 44 with 30 spline axles
  • 3.92 and up ratio only
  • Provides 100% traction to both wheels at all times
  • Not recommended for street driven vehicles
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Yukon Gear – Pinion Depth Shims For GM 7.5", 7.75", 8.2" & 12 Bolt Truck (Part No.55008)

Pinion Depth Shims For GM 7.5", 7.75", 8.2" & 12 Bolt Truck

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$21.99
Product Features:
  • Pinion depth shims for GM 7.5″, 7.625″, 7.6 IFS, 7.6 IRS, 7.75″, 8.2″, 1955-1964 passenger car and 12 bolt car and truck
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Driveworks – Tapered Cup Wheel Bearing Assembly (Part No.S-LM-102910)

Tapered Cup Wheel Bearing Assembly

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$8.49
Value-priced bearing meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
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Powertrax – Lock Right Locker (Part No.1921-LR)

Lock Right Locker

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$368.99
The Powertrax Lock-Right ultra-strength alloy locker’s straight-line performance is equal to a solid spool, but automatically unlocks in turns. Best suited for extreme off-road to severe on-road use, Powertrax Lock Right lockers replace the spider gears in your open differential carrier using basic tools and without affecting your ring and pinion settings. The whole job can be done in your driveway in a couple of hours, pin included! Powertrax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems automatically provide 100% traction on-demand, under the toughest circumstances. The Powertrax Grip-Pro and Grip-LS performance limited slips offer smooth dependable torque transfer and traction for the best of both worlds!The Powertrax® Lock-Right Locker provides outstanding traction for off-road machines and race vehicles. Powertrax No-Slip Traction Systems deliver excellent performance to street-driven cars and trucks.
  • Powertrax® lockers range from the original, Lock-Right for serious straight-line performance, to the No-Slip traction system for street-able vehicles.
  • Powertrax® offers three levels of GRIP locking differentials, ranging from the clutch-type GRIP LS with a forged steel case, the gear-driven GRIP PRO and finally the GRIP LOK for extreme traction.
  • Powertrax® = Extreme Traction Systems!
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    Yukon Gear – Polished Aluminum Cover For 8.6", 8.2" And 8.5" GM Rear (Part No.32030)

    Polished Aluminum Cover For 8.6", 8.2" And 8.5" GM Rear

    from

    $255.99
    Polished aluminum cover for 8.6″, 8.2″ and 8.5″ GM rear.

    Product Features:
    • Fits GM 8.5″ and 8.6″
    • Finned polished aluminum
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    National – Bearings (Part No.HM803146)

    Bearings

    from

    $47.49
    National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

    Product Features:
    • Premium bearing design matches OEM specifications
    • Precision manufactured using premium-grade steel for outstanding durability and performance
    • Crowned raceways and rollers to ensure even load distribution for maximum life
    • Industry leading coverage
    • Professional technicians know they can depend on National
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    National – Shaft Repair Sleeve (Part No.99225)

    Shaft Repair Sleeve

    from

    $28.99
    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:
    • Designed to repair damaged, grooved or worn shafts
    • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
    • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
    • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
    • Easy to install with removable flange and installation tool
    • Installation tool reduces sleeve distortion and allows for installation without removal from the shaft
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    Yukon Gear – 8.25" GM Cross Pin Roll Pin (Part No.33410)

    8.25" GM Cross Pin Roll Pin

    from

    $7.99
    8.25″ GM cross pin roll pin.

    Product Features:
    • Roll pin
    • Fits GM 8.25″ IFS
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    Powertrax – No-Slip Traction System (Part No.9207853005)

    No-Slip Traction System

    from

    $544.99
    For vehicles that are driven daily, the Powertrax No-Slip Traction System is the latest design in quiet traction-adding differential technology. It combines the automatic street-friendly smooth operation of a limited-slip differential with the traction performance of a locking differential. The Powertrax No-Slip locker easily installs in to your differential carrier using basic tools and without affecting your ring and pinion settings. Powertrax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems automatically provide 100% traction on-demand, under the toughest circumstances. The Powertrax Grip-Pro and Grip-LS performance limited slips offer smooth dependable torque transfer and traction for the best of both worlds!The Powertrax® Lock-Right Locker provides outstanding traction for off-road machines and race vehicles. Powertrax No-Slip Traction Systems deliver excellent performance to street-driven cars and trucks.
  • Powertrax® lockers range from the original, Lock-Right for serious straight-line performance, to the No-Slip traction system for street-able vehicles.
  • Powertrax® offers three levels of GRIP locking differentials, ranging from the clutch-type GRIP LS with a forged steel case, the gear-driven GRIP PRO and finally the GRIP LOK for extreme traction.
  • Powertrax® = Extreme Traction Systems!
  • See More

    Yukon Gear – Crush Sleeve Eliminator Kit For GM 12 Bolt Truck (Part No.55046)

    Crush Sleeve Eliminator Kit For GM 12 Bolt Truck

    from

    $47.99
    12T solid crush sleeve replacement spacer, pinion preload.

    Product Features:
    • Crush sleeve eliminator kit for GM 12 bolt truck
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    Motive Gear – Ring Gear Bolt (Part No.14066913)

    Ring Gear Bolt

    from

    $2.49


    Product Features:
    • RING GEAR BOLT 8.5″ 7.5″ 7/16 X 20 LEFT HAND
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    Motive Gear – Drive Shaft Pinion Yoke (Part No.MG1310-6010)

    Drive Shaft Pinion Yoke

    from

    $117.99


    Product Features:
    • PINION YOKE
    • CAST:1310
    • U-BOLT STYLE
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    Pro-King – Differential Internal Nest Kit (Part No.742G717A)

    Differential Internal Nest Kit

    from

    $179.99
    Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

    Product Features:
    • All products are designed to meet or exceed OE quality, form, fit and funtion.
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    MTC – Differential Drain P (Part No.J7065587755MTC)

    Differential Drain P

    from

    $11.44
    Differential Drain P

    Motive Gear – Differential Gear Install Kit (Part No.D44IK)

    Differential Gear Install Kit

    from

    $61.99


    Product Features:
    • MINI INSTALL KIT DANA 44
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    USA Standard Gear – Bearing Kit For GM 8.5" Rear With Aftermarket Large Journal Carrier Bearings (Part No.58050)

    Bearing Kit For GM 8.5" Rear With Aftermarket Large Journal Carrier Bearings

    from

    $176.99
    This kit uses Koyo bearings and races along with all high quality small parts. kit includes carrier bearings and races, pinion bearings and races, pinion seal, crush sleeve (if applicable), oil baffles and slingers (if applicable), marking compound and brush. USA Standard Gear does extensive research for each application to make sure your kit will arrive with all the correct parts you need to install your ring & pinion set.

    Product Features:
    • Fits GM 8.5″ with LM102911 carrier races
    • Uses Koyo bearings and races
    • Included are carrier bearings and races, pinion bearings and races, pinion seal, pinion nut, crush sleeve, marking compound and brush.
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    Pro-King – Differential Rebuild Kit (Part No.742G004)

    Differential Rebuild Kit

    from

    $82.99
    Pro-King is the leading supplier of transmission and driveline products in the aftermarket. All products are designed to meet or exceed OE quality, form, fit and funtion.

    Product Features:
    • Contains the highest quality Japanese bearings
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    Yukon Gear – Standard Open Spider Gear Kit For 8.5" GM With 30 Spline Axles (Part No.16055)

    Standard Open Spider Gear Kit For 8.5" GM With 30 Spline Axles

    from

    $207.99
    Yukon standard open spider gear kit for 8.5″ GM with 30 spline axles. Yukon uses higher quality materials and better techniques than OEM to ensure a longer lasting spider gear set. All components come with a one year warranty against manufacturing defects.

    Product Features:
    • Spider gear kit
    • Fits GM 8.5″ open differential with 30 spline axles
    • Includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers.
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    USA Standard Gear – Standard Spider Gear Set For GM 8.5", 28 Spline (Part No.39026)

    Standard Spider Gear Set For GM 8.5", 28 Spline

    from

    $209.99
    Product Features:
    • Spider gear kit
    • Fits GM 8.5″ 28 spline open differential
    • Includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers.
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    Felpro – DIFFERENTIAL GASKET (Part No.RDS 13391)

    DIFFERENTIAL GASKET

    from

    $7.99
    Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

    Product Features:
    • Meets or exceeds all original equipment specifications
    • Application specific design to ensure a perfect fit
    • Unsurpassed quality you can trust
    • Validated for fit, form and function
    • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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    Felpro – Differential Cover Gasket (Part No.RDS 55028-1)

    Differential Cover Gasket

    from

    $9.99
    Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

    Product Features:
    • Meets or exceeds all original equipment specifications
    • Application specific design to ensure a perfect fit
    • Unsurpassed quality you can trust
    • Validated for fit, form and function
    • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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    USA Standard Gear – Ring & Pinion Gear Set For GM 8.5" In A 4.88 Ratio (Part No.36219)

    Ring & Pinion Gear Set For GM 8.5" In A 4.88 Ratio

    from

    $297.99
    USA Standard ring & 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 of common & hard to find applications. USA standard gear offers a standard one year warranty against defects on their ring & pinion sets.

    Product Features:
    • Fits GM 8.5″ and 8.6″
    • 8.50″ ring gear diameter
    • 30 spline pinion
    • 10 ring gear bolts
    • 4.88 ratio
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    Yukon Gear – High Performance Ring & Pinion Gear Set For GM 12 Bolt Truck In A 3.42 Ratio (Part No.24460)

    High Performance Ring & Pinion Gear Set For GM 12 Bolt Truck In A 3.42 Ratio

    from

    $404.99
    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 GM 12 bolt truck
    • 8.875″ ring gear diameter
    • 30 spline pinion
    • 12 ring gear bolts
    • 3.42 ratio
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    Motive Gear – Axle Shaft (Part No.14039547)

    Axle Shaft

    from

    $137.99
    The Motive Gear replacement axle shaft offers an OE-quality axle shaft at a fraction of the OE cost. Manufactured from 1541H material on high-tolerance CNC equipment, this axle shaft is designed to provide a perfect fit every time.

    Product Features:
    • AXLE SHAFT 8.5 4X4 28 SPL 6 LUG 31 1/2 OA EARLY 88 DOWN
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    Yukon Gear – Full-Floating, Blank 35 Spline Diameter, Non-Drilled Axle Shaft For Dana 60 (Part No.21005)

    Full-Floating, Blank 35 Spline Diameter, Non-Drilled Axle Shaft For Dana 60

    from

    $279.99
    Full-floating, 35 spline diameter, non-drilled blank axle shaft for Dana 60. 40″ inches long. Yukon 1541H alloy axles offer a strength increase over stock while retaining a low cost. Yukon 1541H axles come with a one year warranty against manufacturing defects.
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    2003 Chevrolet Blazer Differentials

    Maybe you’re in the middle of a full rebuild of that 2003 Chevrolet Blazer. Maybe you just need a couple of Differentials. Either way, Advance Auto Parts has 103 different Differentials in our inventory ranging from $1.99 to $1,014.99. That means you can find the exact parts or products you need to keep that 2003 Chevrolet Blazer running smoothly.

    Differentials are only as good as their brand. We stock 16 different brands to make sure you have plenty of trusted parts to choose from for your 2003 Chevrolet Blazer. Felpro, Dorman, and Idemitsu are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

    We know you’ll find the perfect Differentials for your 2003 Chevrolet Blazer, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 354 reviews in this category, some of the top rated parts include Differential Carrier Gear Kit with 3.9 stars and Differential Yoke including Seal and Pinion Nut with 3.8 stars.

    So if you’re in the market for aftermarket Differentials to keep your 2003 Chevrolet Blazer rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

    Differentials Brands To Make Your 2003 Chevrolet Blazer Last

    Simple repair, complete replacement, or a full rebuild. No matter the job, your 2003 Chevrolet Blazer demands trusted brand parts and products to keep it running. Many trusted brands of Differentials make up Advance Auto Parts’ inventory, and all are ready to help make your Blazer the best it can be. Be sure to browse some of our top Differentials brands and parts.

    Popular Idemitsu Differentials

    We carry Idemitsu parts in our stock across Differential Oil categories, plus more. For a 2003 Chevrolet Blazer, our most popular Idemitsu Differentials include:
    Type HP Automatic Transmission Fluid - 1 qt
    from $13.79
    (3)
    Type HP Automatic Transmission Fluid – 1 qt
    Differential Oil

    Top 2003 Chevrolet Blazer Differentials from Felpro

    Felpro products are another trusted brand when it comes to Differentials for your 2003 Chevrolet Blazer. Popular Felpro parts include:
    Differential Cover Gasket
    from $9.99
    (195)
    Differential Cover Gasket
    Rear Differential Cover Gaskets
    DIFFERENTIAL GASKET
    from $7.99
    (45)
    DIFFERENTIAL GASKET
    Rear Differential Cover Gaskets

    FAQs for 2003 Chevrolet Blazer Differentials

    What are the most purchased Differentials for the 2003 Chevrolet Blazer?

    Out of 103 Differentials for the 2003 Chevrolet Blazer, the most popular in our inventory are:
    Rear Differential Cover
    from $51.99
    (1)
    Rear Differential Cover
    Differential Covers
    Differential Shaft Lock Bolt
    from $5.99
    (11)
    Differential Shaft Lock Bolt
    Differential Pinion Shaft Lock Bolts
    Rear Differential Cover
    from $20.99
    (38)
    Rear Differential Cover
    Differential Covers

    What are the top-rated 2003 Chevrolet Blazer Differentials?

    Top-rated Differentials for your 2003 Chevrolet Blazer based on customer reviews/ratings are:
    Differential Carrier Gear Kit
    from $231.99
    (16)
    Differential Carrier Gear Kit
    “First set of gears were not complete. But staff reordered them, had them next day. Thanks”
    Differential Yoke including Seal and Pinion Nut
    from $139.99
    (10)
    Differential Yoke including Seal and Pinion Nut
    “Will this fot 2001 jeep grand cherokee 4.0 limited with dana 35 read end”
    Wheel Bearing and Seal Kit
    from $103.99
    (8)
    Wheel Bearing and Seal Kit
    “got exactly what i ordered. thanks.”