1973 GMC K15/K1500 Pickup Differentials

Essential 1973 GMC K15/K1500 Pickup Differentials

Yukon Gear – Replacement Front Axle Inner Seal Redi-Sleeve For Dana 44 & 8.5" GM (Part No.30219)

Replacement Front Axle Inner Seal Redi-Sleeve For Dana 44 & 8.5" GM

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$83.99
Replacement front axle inner seal redi-sleeve for Dana 44 & 8.5″ GM.Yukon Mighty seal.

Product Features:
  • Axle Redi-sleeve
  • Fits Dana Spicer 44
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Yukon Gear – Dura Grip Positraction For GM 12 Bolt Truck With 30 Spline Axles, 3.73 & Up (Part No.26035)

Dura Grip Positraction For GM 12 Bolt Truck With 30 Spline Axles, 3.73 & Up

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$859.99
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 12 bolt truck with 30 spline axles
  • 3.73 and up ratio only
  • 4-spring, 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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Yukon Gear – Dana 30 & Dana 44 Power Lok Bolt, Left Hand, & 8.75" Chrysler & 55P (Part No.33234)

Dana 30 & Dana 44 Power Lok Bolt, Left Hand, & 8.75" Chrysler & 55P

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$26.99
Dana 30 & Dana 44 Power Lok bolt, left hand, & 8.75″ Chrysler & 55P.

Product Features:
  • Power Lok case bolt for Dana Spicer 30, Dana Spicer 44, Chrysler 8.75″ and 1955-1964 GM passenger car
  • Left hand thread
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National – Bearings (Part No.M88010)

Bearings

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$10.49
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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Yukon Gear – Steel Spool For Dana 60 With 35 Spline Axles, 4.56 & Up (Part No.32043)

Steel Spool For Dana 60 With 35 Spline Axles, 4.56 & Up

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$414.99
Yukon Performance spool for Dana 60 with 35 spline axles. fits 4.56 and up. 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 Chrysler Dana Spicer 60 with 35 spline axles
  • 4.56 and up ratio only
  • Provides 100% traction to both wheels at all times
  • Not recommended for street driven vehicles
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Motive Gear – Differential Pinion Nut (Part No.3752901)

Differential Pinion Nut

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$7.49
Motive Gear offers some of the toughest drive train components on the market today. If you are looking for the largest line of performance ring and pinion gear options available with gear sets in a wide range of ratios for nearly every application, both o
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Yukon Gear – Replacement Baffle For Dana 60 & Dana 70-U (Part No.33001)

Replacement Baffle For Dana 60 & Dana 70-U

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$6.99
Product Features:
  • Oil baffle for Dana Spicer 60 and Dana Spicer 70U
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Richmond Gear – Differential Cross Shaft (Part No.CSPGM12)

Differential Cross Shaft

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$27.49
Richmond Gear is the leading manufacturer of professional quality, high-performance drivetrain products. Our complete line of products ranges from high performance ring-and-pinion sets for serious street and racing applications to torque-hungry manual transmissions and components. Richmond Gear products have been winners both at the Daytona 500 and U.S. Nationals for decades. WINNERS RUN RICHMOND!

Product Features:
  • For over 80-years, the Richmond Double-Diamond logo has represented some of the highest quality gears in the racing industry. Winners Run Richmond!
  • The superior quality of Richmond gearsets is a result of outstanding design, world class manufacturing and an extensive testing process that is performed on all products.
  • Richmond performance gearsets have been winners for decades at: NHRA, NMRA, NMCA, Daytona 500, WISSOTA and U.S. Nationals.
  • Richmond Gear is a leading manufacturer of high performance ring and pinion gearsets and drivetrain components, backed by a two year warranty.
  • Engineered to perform faster and be more reliable, Richmond performance drivetrain products are the result of a continuous research and development program combined with state-of-the-art manufacturing capabilities.
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Yukon Gear – Replacement Pinion Seal For Dana 44HD, Dana 60 & Dana 70 (Part No.30208)

Replacement Pinion Seal For Dana 44HD, Dana 60 & Dana 70

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$39.99
Replacement pinion seal for Dana 44HD, Dana 60 & Dana 70 .Yukon Mighty seal.

Product Features:
  • Pinion seal
  • Pinion seal
  • Fits Dana Spicer 44HD, 60, 70, 70U and 70HD
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Yukon Gear – Front 4340 Chrome-Moly Replacement Axle Kit For ’69-’80 GM Truck And Blazer (Part No.21414)

Front 4340 Chrome-Moly Replacement Axle Kit For '69-'80 GM Truck And Blazer

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$1497.99
Yukon front 4340 Chrome-Moly replacement axle kit for ’69-’80 GM truck and Blazer, Dana 44 with 19/30 splines. Yukon 4340 Chrome-Moly axles provide up to 50% increased strength over stock axles for use in extreme performance applications with large tires and high horsepower. Yukon’s 4340 axles are manufactured using the latest technologies and the highest quality materials to ensure high strength and long life. This kit comes with inner & outer axles for both left and right sides along with Yukon Superjoints. Limited Lifetime warranty covers manufacturing defects and axle breakage for as long as you own the vehicle. This warranty is not transferable to another party. “No Questions Asked” replacement for first warranty return, however Yukon reserves the right to either replace axle or refund original purchase price after the first warranty claim. Yukon (through Randy’s ring & pinion) makes final determination on warranty considerations.

Product Features:
  • 30 spline inner and 19 spline outer
  • Fits Dana Spicer 44 in 1969-1980 GM 1/2 ton
  • Includes inner and outer 4340 Chromoly axles and Yukon Super Joints
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Yukon Gear – Set Up Bearing (Part No.56037)

Set Up Bearing

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$189.99
Set-up carrier bearing (2 bearings, no races) 25590. No return.

Product Features:
  • Set up bearing kit
  • Fits Dana Spicer 44
  • Easily slips on and off carrier journals to allow for easier carrier shim adjustment
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Pro-King – Differential Ring Gear Bolt (Part No.742G935)

Differential Ring Gear Bolt

from

$1.99
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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Yukon Gear – Redi-Sleeve Yoke Saver For 8.75" C, 9.25" C, Dana 60, Dana 61, Dana 70, Dana 70U, Dana 70HD (Part No.30228)

Redi-Sleeve Yoke Saver For 8.75" C, 9.25" C, Dana 60, Dana 61, Dana 70, Dana 70U, Dana 70HD

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$37.99
Replacement redi-sleeve yoke saver for 8.75″ c, 9.25″ c, Dana 60, Dana 61, Dana 70, Dana 70U, Dana 70HD .Yukon Mighty seal.

Product Features:
  • Redi-Sleeve yoke saver
  • Fits Chrysler 8.75″ and 9.25″ rear, Dana Spicer 60, 70, 70U and 70HD
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Dorman – Differential Pinion Yoke Assembly (Part No.697-529)

Differential Pinion Yoke Assembly

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$203.99
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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Powertrax – Lock Right Locker (Part No.1940-LR)

Lock Right Locker

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$441.99
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 – O-Ring For Dana 60 Zip Locker Seal Housing (Part No.34006)

    O-Ring For Dana 60 Zip Locker Seal Housing

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    $11.29
    Product Features:
    • O-ring for seal housing
    • Fits Dana Spicer 60
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    Valvoline – MaxLife Multi-Vehicle (ATF) Full Synthetic Automatic Transmission Fluid, 1 Quart (Part No.VV324)

    MaxLife Multi-Vehicle (ATF) Full Synthetic Automatic Transmission Fluid, 1 Quart

    from

    $12.79
    Product Features:
    • High-performance seal conditioners maintain and preserve the elasticity of seals to help prevent leaks
    • Long-life friction modifiers and premium base oils help improve smooth shifting, eliminate slippage and shudder, prevent clutch wear and improve drivability longer than conventional fluids
    • Enhanced cleaning additives help reduce varnish formation and keep the transmission running properly longer
    • Engineered with a unique blend of viscosity modifiers and base oils to provide better oil flow at low temperatures and greater film protection at higher temperatures
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    Yukon Gear – Replacement Carrier Shim Kit For Dana 60, 61 & 70U (Part No.55020)

    Replacement Carrier Shim Kit For Dana 60, 61 & 70U

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    $104.99
    Product Features:
    • Carrier shims for Dana Spicer 60 and 70U
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    Yukon Gear – Dana 44 JK / 60 / 70U Pinion Nut Washer Replacement (Part No.33164)

    Dana 44 JK / 60 / 70U Pinion Nut Washer Replacement

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    $3.99
    Product Features:
    • Pinion nut washer for Chrysler 7.25″, 8.25″, 8.75″ with 29 spline pinion, Jeep JK rear, Dana Spicer 60, 70, 70U and 70HD and 2007-2010 Ford 10.5″
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    Yukon Gear – Chrome Moly Cross Pin Shaft For Mini-Spool For GM 12 Bolt Car And Truck (Part No.32236)

    Chrome Moly Cross Pin Shaft For Mini-Spool For GM 12 Bolt Car And Truck

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    $61.99
    Chrome Moly cross pin shaft for Mini-Spool for GM 12P and 12T HD.

    Product Features:
    • Hardened cross pin shaft
    • Fits GM 12 bolt passenger car and truck
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    Yukon Gear – Positraction Clutch Guide (Part No.33352)

    Positraction Clutch Guide

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    $8.99
    Positraction clutch guide.

    Product Features:
    • Clutch guide for Chrysler 9.25″, Dana Spicer 44, Dana Spicer 50, Ford 8.8″, GM 12 bolt passenger car, GM 8.2″, 8.5″ and 8.6″, 1963-1979 Corvette and Nissan Titan
    • Compatible with Dura Grip positractions only
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    USA Standard Gear – Replacement Spider Gear Set For Dana 60, 30 Spline (Part No.39008)

    Replacement Spider Gear Set For Dana 60, 30 Spline

    from

    $198.99
    Product Features:
    • Spider gear kit
    • Fits Dana Spicer 60, 30 spline open differential
    • Includes two side gears, two pinion gears, cross pin shaft, roll pin and spider gear thrust washers.
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    Yukon Gear – Positraction Cross Pin Bolt For GM 12 Bolt Car And Truck (Part No.33344)

    Positraction Cross Pin Bolt For GM 12 Bolt Car And Truck

    from

    $28.99
    Positraction cross pin bolt for GM 12P and 12T.

    Product Features:
    • Cross pin bolt for GM 12 bolt passenger car and truck
    • For OEM positraction applications only
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    Driveworks – Tapered Roller Bearing (Part No.S-HM-88510)

    Tapered Roller Bearing

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    $10.29
    Product Features:
    • Brand may vary by location
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    Pro-King – Differential Cover Plug (Part No.742G484)

    Differential Cover Plug

    from

    $6.59
    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 – Oil Seal (Part No.S-471424)

    Oil Seal

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    $4.49
    Value-priced seal meets all cataloged application requirements.

    Product Features:
    • Brand may vary by location
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    Yukon Gear – Dana 60, Dana 70 & Dana 80 Cover Bolt (Part No.33235)

    Dana 60, Dana 70 & Dana 80 Cover Bolt

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    $5.99
    3/8″ cover bolt, Dana 60, Dana 70 & Dana 80.

    Product Features:
    • Cover bolt for Dana Spicer 60, 70 and 80
    • 3/8″
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    Yukon Gear – Dana 25, 27, 30, 44, Model 20 And Model 35, GM 7.5", 8.2", 8.5", 12P, 12T, C9.25 Rear Cover Bolt (Part No.33286)

    Dana 25, 27, 30, 44, Model 20 And Model 35, GM 7.5", 8.2", 8.5", 12P, 12T, C9.25 Rear Cover Bolt

    from

    $9.99
    5/16″-18 cover bolt, Dana Spicer 25, 27, 30 and 44, AMC Model 20 and Model 35, Chrysler 9.25 rear, GM 7.5″, 7.625″, 8.2″, 8.5″, 12 bolt passenger car and truck.

    Product Features:
    • Cover bolt for Dana Spicer 25, 27, 30 and 44, AMC Model 20 and Model 35, GM 7.5″, 7.625″, 8.2″, 8.5″ and 12 bolt passenger car and truck.
    • 1/2″ head
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    Popular 1973 GMC K15/K1500 Pickup Differentials Categories

    1973 GMC K15/K1500 Pickup Differentials

    Maybe you’re in the middle of a full rebuild of that 1973 GMC K15/K1500 Pickup. Maybe you just need a couple of Differentials. Either way, Advance Auto Parts has 339 different Differentials in our inventory ranging from $0.91 to $1,674.99. That means you can find the exact parts or products you need to keep that 1973 GMC K15/K1500 Pickup running smoothly.

    Differentials are only as good as their brand. We stock 14 different brands to make sure you have plenty of trusted parts to choose from for your 1973 GMC K15/K1500 Pickup. Valvoline, National, 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 K15/K1500 Pickup, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 5,632 reviews in this category, some of the top rated parts include Bearings with 4.5 stars and Differential Ring And Pinion with 5.0 stars.

    So if you’re in the market for aftermarket Differentials to keep your 1973 GMC K15/K1500 Pickup 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 K15/K1500 Pickup Last

    Simple repair, complete replacement, or a full rebuild. No matter the job, your 1973 GMC K15/K1500 Pickup 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 K15/K1500 Pickup the best it can be. Be sure to browse some of our top Differentials brands and parts.

    FAQs for 1973 GMC K15/K1500 Pickup Differentials

    What are the most purchased Differentials for the 1973 GMC K15/K1500 Pickup?

    Out of 339 Differentials for the 1973 GMC K15/K1500 Pickup, the most popular in our inventory are:
    3 Qt - Penzoil 80W90 Conventional Gear Oil
    from $44.99
    This product is not rated
    3 Qt – Penzoil 80W90 Conventional Gear Oil
    Differential Oil
    Bearings
    from $15.99
    (9)
    Bearings
    Front Differential Pinion Bearings
    Axle Housing Cover Gasket
    from $6.49
    (10)
    Axle Housing Cover Gasket
    Rear Housing Cover Gaskets

    What are the top-rated 1973 GMC K15/K1500 Pickup Differentials?

    Top-rated Differentials for your 1973 GMC K15/K1500 Pickup based on customer reviews/ratings are:
    Bearings
    from $9.99
    (8)
    Bearings
    “Fit like a glove. Sealed up the diff like mighty putty on steroids”
    Differential Ring And Pinion
    from $350.99
    (7)
    Differential Ring And Pinion
    “Great spark plugs.”
    Differential Master Bearing Kit - Koyo
    from $156.99
    (5)
    Differential Master Bearing Kit – Koyo
    “was delivered as promised and on time”