1973 GMC C25/C2500 Suburban Differentials

Essential 1973 GMC C25/C2500 Suburban Differentials

Powertrax – Grip PRO Traction System (Part No.GT436035)

Grip PRO Traction System

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$596.99
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!
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Driveworks – Tapered Roller Bearing (Part No.S-HM-88542)

Tapered Roller Bearing

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$16.49
Product Features:
  • Brand may vary by location
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Motive Gear – Differential Gear Install Kit (Part No.GM12IK)

Differential Gear Install Kit

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$69.99


Product Features:
  • MINI INSTALL KIT GM 12BLT 8.875 TRUCK
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Yukon Gear – Pilot Bearing For 10.5" 14 Bolt Truck, 2.050" O.D. (Part No.18041)

Pilot Bearing For 10.5" 14 Bolt Truck, 2.050" O.D.

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$57.99
Pilot bearing for 10.5″ 14 bolt truck, 2.050″ O.D.

Product Features:
  • Pilot bearing
  • Fits GM 10.5″ 14 bolt truck
  • 2.050″ O.D.
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Yukon Gear – 14T Pinion Gear Thrust Washer (Part No.33384)

14T Pinion Gear Thrust Washer

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$8.99
14T pinion gear Thrust washer.

Product Features:
  • Pinion gear thrust washer
  • Fits GM 10.5″ 14 bolt truck
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Yukon Gear – Eaton Positraction Shim Kit For 10.5" GM 14 Bolt Truck (Part No.16113)

Eaton Positraction Shim Kit For 10.5" GM 14 Bolt Truck

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$78.99
Eaton positraction shim kit for GM 14T.

Product Features:
  • Shim kit
  • Fits GM 10.5″ 14 bolt truck Eaton positraction
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Powertrax – No-Slip Traction System (Part No.9207053000)

No-Slip Traction System

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$591.99
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!
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    Pro-King – Differential Pinion Nut (Part No.744A961)

    Differential Pinion Nut

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    $10.49
    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 – Steel Spool For GM 14 Bolt Truck With 30 Spline Axles, 4.10 & Down (Part No.32048)

    Steel Spool For GM 14 Bolt Truck With 30 Spline Axles, 4.10 & Down

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    $539.99
    Yukon Performance steel spool for GM 14T with 30 spline axles. fits 4.10 and down. Yukon performance spools are made from the highest quality materials to ensure high strength and long life in performance applications. Spools provide 100% power to both tires at all times and are a lower cost alternative to lockers. Spools are not recommended for street driven vehicles. Yukon Performance spools come with a one year warranty against manufacturing defects.

    Product Features:
    • Fits GM 10.5″ 14 bolt truck with 30 spline axles
    • 4.10 and down ratio only or 4.56 and up thick gears
    • Provides 100% traction to both wheels at all times
    • Not recommended for street driven vehicles
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    Dorman – Differential Pinion Yoke Assembly (Part No.697-537)

    Differential Pinion Yoke Assembly

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    $289.99
    Worn or damaged differential end yoke causing driveline vibrations? This direct replacement end yoke matches the original equipment part for a trustworthy repair and reliable performance.

    Product Features:
    • Direct replacement – this differential end yoke matches the fit and construction of the original yoke.
    • Excellent value – this replacement end yoke offers original equipment quality at a fraction of the price of dealer parts.
    • Quality materials – this end yoke is machined from cast iron for strength and is precision machined for reliability
    • Validated fit – this differential end yoke has been tested to confirm accurate fit
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    Spectre – GM Diff Cover Truck 14 Bolt (Part No.6086)

    GM Diff Cover Truck 14 Bolt

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    $62.99
    Spectre’s Chrome GM Differential Covers feature a 14 bolt design and include the chrome bolts and gasket needed for an easy install. Made to OEM specifications these differential covers are triple chrome plated ensuring they perform as well as they look. This product fits the following vehicles with a 10.5 inch ring gear: 73-’87 Chevy/GMC 3/4 & 1 Ton 2/4WD (rear), ’75-’00 Chevy/GMC Dually 2/4WD (rear), ’88-’99 Suburban 3/4 Ton 2/4WD (rear). Includes 14 SAE standard chrome bolts for installation. You’ll need to supply your own bolts if your application requires metric bolts.

    Product Features:
    • Fits the following vehicles with a 10.5 inch ring gear: 73-’87 Chevy/GMC 3/4 & 1 Ton 2/4WD (rear), ’75-’00 Chevy/GMC Dually 2/4WD (rear), ’88-’99 Suburban 3/4 Ton 2/4WD (rear).
    • Triple chrome plated steel construction
    • 14 bolt design
    • 14 chrome 5/16 inch -18 x 3/4 inch differential cover bolts included
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    Pro-King – Differential Ring Gear Bolt (Part No.742J935)

    Differential Ring Gear Bolt

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    $0.91
    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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    Felpro – Differential Cover Gasket (Part No.RDS 55063)

    Differential Cover Gasket

    from

    $6.79
    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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    Driveworks – Oil Seal (Part No.S-9316)

    Oil Seal

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    $3.99
    Value-priced seal meets all cataloged application requirements.

    Product Features:
    • Brand may vary by location
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    Yukon Gear – The Carrier Bearing Puller (Part No.56034)

    The Carrier Bearing Puller

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    $689.99
    The Yukon carrier bearing Puller works with an impact gun to quickly and safely remove carrier bearings without damaging them. This unit comes with a handy bench top stand and works with up to most standard one ton applications. This unit is works with differentials up to one-ton applcations. It is not compatible with Dana 70HD, Dana 80, 10.25″ & 10.5″ Ford, or GM & Chrysler 11.5″ differentials.

    Product Features:
    • Carrier bearing puller
    • Works with an impact gun to safely and easliy remove carrrier bearings
    • Not compatible with Dana 70HD, Dana 80, Ford 10.25″ and 10.5″ or Gm and Chrysler 11.5″ applications
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    Motive Gear – Differential Super Bearing Kit – Koyo (Part No.R12RSK)

    Differential Super Bearing Kit - Koyo

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    $137.99


    Product Features:
    • SUPER KIT – GM 12 BOLT(TRUCK)
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    Motive Gear – Differential Pinion Shim Kit (Part No.1118)

    Differential Pinion Shim Kit

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    $6.49


    Product Features:
    • DANA PRELOAD SHIMS (D60 & D70)
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    Yukon Gear – Bearing Race Driver Set, 21 Piece (Part No.56030)

    Bearing Race Driver Set, 21 Piece

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    $1566.99
    21 Piece bearing race driver set. (Box wt: 140lbs) No return.

    Product Features:
    • Bearing race driver set
    • 21 pieces
    • All steel construction
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    Motive Gear – Differential Carrier Shim Kit (Part No.1101)

    Differential Carrier Shim Kit

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    $8.49
    High-quality Differential Carrier Shim Kit

    Product Features:
    • CARRIER SHIMS 12 BOLT GM CAR & TRUCK ALSO GM8.6″ 99-ON
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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

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    $232.99
    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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    Pro-King – Differential Internal Nest Kit (Part No.742J717)

    Differential Internal Nest Kit

    from

    $219.99
    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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    Driveworks – Tapered Cone Wheel Bearing Assembly (Part No.S-387-AS)

    Tapered Cone Wheel Bearing Assembly

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    $16.99
    Value-priced bearing meets all cataloged application requirements.

    Product Features:
    • Brand may vary by location
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    Yukon Gear – Standard Open Cross Pin Shaft For Four Pinion Design For GM 10.5" 14 Bolt Truck (Part No.33405)

    Standard Open Cross Pin Shaft For Four Pinion Design For GM 10.5" 14 Bolt Truck

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    $89.99
    Standard Open cross pin shaft for four pinion design for GM 14T.

    Product Features:
    • Cross pin shaft
    • Fits GM 10.5″ 14 bolt truck
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    Yukon Gear – Grizzly Locker For GM 10.5" 14 Bolt Truck With 30 Spline Axles (Part No.28015)

    Grizzly Locker For GM 10.5" 14 Bolt Truck With 30 Spline Axles

    from

    $859.99
    The Yukon Grizzly Locker is the ultimate in locking differentials for street, off-road, & drag racing. Grizzly Lockers provide 100% power to both tires, while still allowing for disengagement while negotiating turns. The Yukon Grizzly locker is a mechanical locking differential. It features 8620 internals for maximum strength. It’s patented design reduces common locker failures. All units assembled in the USA! All Grizzly Lockers are backed by the best warranty in the business! Yukon covers the replacement unit and covers any collaterally damaged parts and associated labor, up to $2,000!

    Product Features:
    • Fits GM 10.5″ 14 bolt truck
    • Installs into standard open carrier
    • Patented internal design reduces common locker failures
    • 8620 internals for added strength
    • Assembled in the USA
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    Yukon Gear – Pinion Install Kit For ’88 And Older 10.5" GM 14 Bolt Truck Differential (Part No.13058)

    Pinion Install Kit For '88 And Older 10.5" GM 14 Bolt Truck Differential

    from

    $349.99
    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 Timken 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, 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 1988 and down GM 10.5″ 14 bolt truck
    • Included are pinion bearings and races, pinion seal, crush sleeve, complete pinion shim kit, and marking compound with brush.
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    Yukon Gear – DiffrlPinSupportBolt (Part No.33582)

    DiffrlPinSupportBolt

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    $5.99
    DiffrlPinSupportBolt

    Yukon Gear – 14T Side Gear Thrust Washer (Part No.33383)

    14T Side Gear Thrust Washer

    from

    $7.99
    14T side gear Thrust washer.

    Product Features:
    • Side gear thrust washer
    • Fits GM 10.5″ 14 bolt truck
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    Yukon Gear – Dura Grip Positraction For 10.5" GM 14 Bolt Truck, 4.10 & Down (Part No.26030)

    Dura Grip Positraction For 10.5" GM 14 Bolt Truck, 4.10 & Down

    from

    $1110.00
    The Yukon Dura Grip provides aggressive yet smooth traction to give you the confidence & performance you need. Get longer life and better traction with the heavy duty Yukon Dura Grip Positraction. The Yukon Dura Grip uses a nodular case and forged 4320 internals for added strength along with composite clutches for high performance and long life. All units are Rebuildable and many offer upgrades to increase aggressiveness for racing applications. Each unit carries a one year warranty against defects.

    Product Features:
    • Fits GM 10.5″ 14 bolt truck
    • 4.10 ratio and down only
    • Clutch style positraction
    • Internal gears are manufactured using forged 4320 steel and cut to provide stronger teeth
    • Fully rebuildable
    • Assembled in the USA
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    1973 GMC C25/C2500 Suburban Differentials

    Maybe you’re in the middle of a full rebuild of that 1973 GMC C25/C2500 Suburban. Maybe you just need a couple of Differentials. Either way, Advance Auto Parts has 141 different Differentials in our inventory ranging from $0.91 to $1,566.99. That means you can find the exact parts or products you need to keep that 1973 GMC C25/C2500 Suburban running smoothly.

    Differentials are only as good as their brand. We stock 15 different brands to make sure you have plenty of trusted parts to choose from for your 1973 GMC C25/C2500 Suburban. Valvoline, FELPRO, and Yukon Gear 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 1973 GMC C25/C2500 Suburban, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 756 reviews in this category, some of the top rated parts include Differential Ring And Pinion with 5.0 stars and Differential Carrier Shim Kit with 2.7 stars.

    So if you’re in the market for aftermarket Differentials to keep your 1973 GMC C25/C2500 Suburban 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 1973 GMC C25/C2500 Suburban Last

    Simple repair, complete replacement, or a full rebuild. No matter the job, your 1973 GMC C25/C2500 Suburban 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 C25/C2500 Suburban the best it can be. Be sure to browse some of our top Differentials brands and parts.

    Popular Mr. Gasket Differentials

    We carry Mr. Gasket parts in our stock across Rear Differential Cover Gaskets categories, plus more. For a 1973 GMC C25/C2500 Suburban, our most popular Mr. Gasket Differentials include:
    Differential Gasket
    from $18.09
    (1)
    Differential Gasket
    Rear Differential Cover Gaskets

    FAQs for 1973 GMC C25/C2500 Suburban Differentials

    What are the most purchased Differentials for the 1973 GMC C25/C2500 Suburban?

    Out of 141 Differentials for the 1973 GMC C25/C2500 Suburban, the most popular in our inventory are:
    Differential Cover Gasket
    from $6.79
    (13)
    Differential Cover Gasket
    Rear Differential Cover Gaskets
    3 Qt - 80W90 Conventional Gear Oil With Posi Additive
    from $57.99
    This product is not rated
    3 Qt – 80W90 Conventional Gear Oil With Posi Additive
    Differential Oil
    Bearings
    from $23.99
    (7)
    Bearings
    Front Differential Pinion Bearings

    What are the top-rated 1973 GMC C25/C2500 Suburban Differentials?

    Top-rated Differentials for your 1973 GMC C25/C2500 Suburban based on customer reviews/ratings are:
    Differential Ring And Pinion
    from $350.99
    (7)
    Differential Ring And Pinion
    “Great spark plugs.”
    Differential Carrier Shim Kit
    from $8.49
    (3)
    Differential Carrier Shim Kit
    “worked great”
    Differential Ring And Pinion
    from $350.99
    (2)
    Differential Ring And Pinion
    “I have a Chevy Impala 07 that runs on 3 cylinders when not needing the power of 6, and the new plugs have significantly provided an inexpensive tuneup”