1971 GMC K25/K2500 Pickup Drivetrains

Essential 1971 GMC K25/K2500 Pickup Drivetrains

National – Multi Purpose Seal (Part No.472394)

Multi Purpose Seal

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$9.99
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:
  • Low swell in hydrocarbon fluids
  • Design type: spring loaded; multi-lip
  • Provides good low temperature capability
  • Temperature range: -40°F to 225°F; -40°C to 107°C
  • Delivers quality and reliable performance for every type of repair
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National – Multi Purpose Seal (Part No.450185)

Multi Purpose Seal

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$14.99
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:
  • Low swell in hydrocarbon fluids
  • Design type: spring loaded; multi-lip
  • Provides good low temperature capability
  • Temperature range: -40°F to 225°F; -40°C to 107°C
  • Delivers quality and reliable performance for every type of repair
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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

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$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 – 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

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$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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Milemarker – MileMarker Supreme; Manual Hub (Part No.104)

MileMarker Supreme; Manual Hub

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$204.99
Ultimate in style and service. Latest patented technology. Smooth operation. Limited lifetime warranty. 10 spline, 6 bolts. Chrome.

Product Features:
  • Ultimate In Style And Service
  • Latest Patented Technology
  • Smooth Operation
  • Limited Lifetime Warranty
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Yukon Gear – Grizzly Locker, Fits Dana 44, 30 Spline, 3.73 & Down (Part No.28021)

Grizzly Locker, Fits Dana 44, 30 Spline, 3.73 & Down

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$998.99
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 a forged case and 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 Dana Spicer 44 with 30 spline axles
  • 3.73 and down ratio only
  • Patented internal design reduces common locker failures
  • 8620 internals for added strength
  • Assembled in the USA
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Motive Gear – Axle Shaft (Part No.MG1774)

Axle Shaft

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$168.99
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 10.5″ 30 SPL. 37 9/16″ R.H.
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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 – Dana 25 / 27 / 30 / 44 / 50 Inner Oil Slinger Replacement (Part No.33012)

Dana 25 / 27 / 30 / 44 / 50 Inner Oil Slinger Replacement

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$6.99
Product Features:
  • Inner oil slinger for Dana Spicer 25, 27, 30, 44 and 50
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Yukon Gear – The Carrier Bearing Puller (Part No.56072)

The Carrier Bearing Puller

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$883.99
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 one ton applications including 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
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National – Shaft Repair Sleeve (Part No.99187)

Shaft Repair Sleeve

from

$41.99
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 – 1310 & 1330 U/Joint Strap, Dana 30, Dana 44, Model 35, & 9.25" With Bolts (Part No.41195)

1310 & 1330 U/Joint Strap, Dana 30, Dana 44, Model 35, & 9.25" With Bolts

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$18.99
1310 & 1330 U/joint strap, Dana 30, Dana 44, Model 35, & 9.25″ w/bolts.

Product Features:
  • u-joint strap kit
  • Fits Dana Spicer 30 and 44, AMC Model 35 and Chrysler 9.25″
  • 1310 and 1330 u-joint size
  • Includes two straps and four bolts
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Motive Gear – Differential Gear Install Kit (Part No.GM10.5IK)

Differential Gear Install Kit

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$54.99


Product Features:
  • MINI INST KIT GM 14BLT 10.5″ 4.10DN 1972-88
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Anchor – Center Support Bearing Motor Mount: Center, 1 Piece (Part No.6035)

Center Support Bearing Motor Mount: Center, 1 Piece

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$13.49
Center support bearings or Carrier Support Bearings are used when the driveshaft is split into two sections. It serves as a junction on the drive shaft between the transmission and the differential allowing the driveshaft to flex, relieving stress on other drive line components. Each part is engineered and designed to OE Standards. Applicable to CHEV 58-02; GMC 55-02; INTL 57-02;. Please verify your application.

Product Features:
  • MAXIMUM VIBRATION DAMPENING: Rubber cushion is made of high grade rubber that ensures maximum dampening of vibration and the ability to absorb over loads.
  • HEAVY GAUGE STEEL FRAME: The housing frame is made from heavy gauge steel with durability that extends the service life.
  • READY TO INSTALL: Most center supports include a sealed bearing and dust shield and are ready to install.
  • For Years: 1955-2002
  • Weight approx: 2 Lbs
  • BEARING ID / BORE: 1.1811 INCH / 30 MM
  • CENTERLINE: 3.50 INCH / 89 MM
  • MOUNT WIDTH: 1.50 INCH / 38 MM
  • COMPLETE MOUNT
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Yukon Gear – Dana 25 / 27 / 30 / 36 / 44 / 50 Pinion Seal Replacement (Part No.30128)

Dana 25 / 27 / 30 / 36 / 44 / 50 Pinion Seal Replacement

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$17.99
Replacement pinion seal for Dana 25, Dana 27, Dana 30, D36, Dana 44, & Dana 50 .Yukon Mighty seal.

Product Features:
  • Pinion seal
  • Fits Dana Spicer 25, 27, 30, 40 and 50
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Yukon Gear – Pinion Install Kit For Dana 44 Differential (Part No.13020)

Pinion Install Kit For Dana 44 Differential

from

$264.99
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, 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 Dana Spicer 44 front
  • Included are pinion bearings and races, pinion seal, complete pinion shim kit, and marking compound with brush.
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National – Bearings (Part No.207-L)

Bearings

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$32.99
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
  • Controlled heat treating process for lasting performance and extended bearing life
  • Industry leading coverage
  • Professional technicians know they can depend on National
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Richmond Gear – RngPnn (Part No.79-0068-1)

RngPnn

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$587.99
RngPnn

Spicer – Universal Joint (Part No.5-178X)

Universal Joint

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$42.99
When you see the Spicer name, you know you are buying the highest quality product available. Spicer universal joints are no exception. Dana manufactures a full line of Spicer universal joints that are engineered to ensure longer life for vehicles.
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Powertrax – No-Slip Traction System (Part No.9207883005)

No-Slip Traction System

from

$551.99
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 Ring Gear Bolt (Part No.742J935)

    Differential Ring Gear Bolt

    from

    $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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    Yukon Gear – Replacement Trail Repair Kit For Dana 30 And 44 With 1350 Size U/Joint And Straps (Part No.32280)

    Replacement Trail Repair Kit For Dana 30 And 44 With 1350 Size U/Joint And Straps

    from

    $481.99
    Yukon replacement trail repair kit for Dana 30 and 44 with 1350 size U/joint and straps. This kit comes with a yoke, U/joint, pinion seal, U/bolt or strap kit, pinion nut, and pinion nut washer (if applicable).

    Product Features:
    • Fits Dana Spicer 30 and 44
    • 1350 u-joint size
    • Kit includes yoke, U-joint, pinion seal, pinion nut and washer, straps, bolts and threadlocker
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    Yukon Gear – Bearing Race Driver (Part No.56011)

    Bearing Race Driver

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    $215.99
    Bearing race driver for Dana 60 front, Dana 70U rear, Chrysler 8.75″ with 42 housing, and ’88 and older GM 14T. No return.

    Product Features:
    • Bearing race driver
    • Fits HM803110 race
    • All steel construction
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    National – Multi Purpose Seal (Part No.471869)

    Multi Purpose Seal

    from

    $8.79
    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:
    • Low swell in hydrocarbon fluids
    • Design type: spring loaded; multi-lip
    • Provides good low temperature capability
    • Temperature range: -40°F to 225°F; -40°C to 107°C
    • Delivers quality and reliable performance for every type of repair
    See More

    USA Standard Gear – Spartan Locker Replacement Cross Pin For Dana 44 (Part No.17017)

    Spartan Locker Replacement Cross Pin For Dana 44

    from

    $46.99
    Product Features:
    • USA Standard Gear heavy-duty cross pin shaft
    • Fits Dana Spicer 44
    • Works with Spartan Locker or standard open spider gears
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    National – Bearings (Part No.2720)

    Bearings

    from

    $12.49
    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 – 4340 Chrome Moly Outer Stub For GM Truck & Blazer And Jeep Wagoneer With Disc, Uses 5-760X U/Joint (Part No.21355)

    4340 Chrome Moly Outer Stub For GM Truck & Blazer And Jeep Wagoneer With Disc, Uses 5-760X U/Joint

    from

    $249.99
    4340 Chrome Moly outer stub for GM truck & Blazer and Jeep Wagoneer with disc breakes. 19 spline, 9.94″. 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. 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:
    • Fits Dana Spicer 44 in GM truck and Blazer and Jeep Wagoneer with disc brakes
    • 4340 Chromoly
    • Outer stub
    • 19 spline
    • 9.94″ from end of splines to center of u-joint bore
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    Cardone – Front Drive Shaft: Not Greasable, Direct Replacement (Part No.65-9334)

    Front Drive Shaft: Not Greasable, Direct Replacement

    from

    $377.99
    CARDONE Remanufactured Prop Shafts are engineered using the most stringent quality processes to deliver smooth, consistent performance in any driving condition. Original designs are scrutinized for potential improvement, and where applicable, design upgrades are implemented to produce a more durable part than the original. All critical components are tested to ensure proper function. Additionally, all CARDONE Prop Shafts are 100% dynamically balanced, resulting in vibration-free performance at all speeds.

    Product Features:
    • Built to match O.E. form, fit and function.
    • 100% NEW universal joints are installed to ensure proper fit and optimal performance.
    • All slip yokes are lubricated to prevent premature wear.
    • Units are 100% dynamically balanced at 3200 RPMs for vibration-free operation and increased joint life.
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    Popular 1971 GMC K25/K2500 Pickup Drivetrains Categories

    1971 GMC K25/K2500 Pickup Drivetrains

    You count on your 1971 GMC K25/K2500 Pickup to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Drivetrains. With 373 Drivetrains ranging in price from $3.99 to $1,497.99, you’re sure to find everything you need for your 1971 GMC K25/K2500 Pickup.

    Brands matter. If you want to shop a specific Drivetrains brand, we stock 18 different brands like Valvoline, Moog, and Driveworks. 1971 GMC K25/K2500 Pickup Drivetrains start as low as $3.99!

    One of the best ways to find top quality OEM or aftermarket Drivetrains is by asking professionals. Short of that, you can shop with confidence thanks to our 16,110 extensive product reviews on 1971 GMC K25/K2500 Pickup Drivetrains. Some of the top-rated Drivetrains products we carry are Greaseable Super Strength Universal Joint with 4.6 stars and Greaseable Premium Universal Joint with 4.0 stars.

    Did we mention you can order your Drivetrains from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Drivetrains inventory for your 1971 GMC K25/K2500 Pickup below to get started!

    Top-Rated Drivetrains Brands For Your 1971 GMC K25/K2500 Pickup

    Trusted Drivetrains OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 1971 GMC K25/K2500 Pickup running right for years to come. In our inventory you’ll find brands like Valvoline, Moog, Driveworks, and even more.

    Popular Valvoline Drivetrains

    You’ll find popular Valvoline brand products across Differentials. All are waiting to get your 1971 GMC K25/K2500 Pickup back on the road. Some of the top-rated Valvoline products in these categories are:

    FAQs for 1971 GMC K25/K2500 Pickup Drivetrains

    What are the most purchased Drivetrains for the 1971 GMC K25/K2500 Pickup?

    Out of 373 Drivetrains for the 1971 GMC K25/K2500 Pickup, the most popular in our inventory are:
    Greaseable Premium Universal Joint
    from $19.99
    (82)
    Greaseable Premium Universal Joint
    U-Joints
    Greaseable Super Strength Universal Joint
    from $36.99
    (41)
    Greaseable Super Strength Universal Joint
    U-Joints
    Universal Joint
    from $15.99
    (33)
    Universal Joint
    U-Joints

    What are the top-rated 1971 GMC K25/K2500 Pickup Drivetrains?

    Top-rated Drivetrains for your 1971 GMC K25/K2500 Pickup based on customer reviews/ratings are:
    Greaseable Super Strength Universal Joint
    from $32.99
    (37)
    Greaseable Super Strength Universal Joint
    “grease fitting I like location dont like needle design to grease should be regular design fitting”
    Greaseable Premium Universal Joint
    from $19.99
    (31)
    Greaseable Premium Universal Joint
    “Greaseable with life time warranty”
    Non-Greaseable Super Strength Universal Joint
    from $32.99
    (28)
    Non-Greaseable Super Strength Universal Joint
    “installed as needed”