1971 Chevrolet K20 Pickup Differentials

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Keep Your 1971 Chevrolet K20 Pickup in Top Shape with Quality Differentials

Whether you’re repairing or upgrading your Differential, using high-quality parts is key to keeping your 1971 Chevrolet K20 Pickup looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Differential Covers, Differential Bearings, and Rear Housing Cover Gaskets. 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 Richmond Gear, National, and Valvoline. For example, Richmond Gear Differentials start at just $350.99 with an average 4.5 star rating. National and Valvoline offer similar pricing and quality, backed by strong customer feedback. With over 8,177 reviews and a solid 4 star average, you can shop with confidence knowing other Chevrolet K20 Pickup owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1971 Chevrolet K20 Pickup Differential at Advance Auto Parts is around $222.48, with a range that starts at $3.99 and goes up to $1,566.99. With 235 options in stock from 14 trusted brands, finding the right fit is easy. Popular picks like 3 Qt – 80W90 Conventional Gear Oil With Posi Additive, 3 Qt – Penzoil 80W90 Conventional Gear Oil, and Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket start at just $7.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Differential, don’t forget to check out other key components like Drive Shafts and Axles and Universal Joints. At Advance Auto Parts, we’re here to help you keep your 1971 Chevrolet K20 Pickup in peak condition, inside and out.

Essential 1971 Chevrolet K20 Pickup Differentials

Yukon Gear – Minor Install Kit For ’87 & Down 10.5" GM 14 Bolt Truck Differential (Part No.12045)

Minor Install Kit For '87 & Down 10.5" GM 14 Bolt Truck Differential

from

$108.99
Yukon Minimum installation kits are a low cost solution for gear changes in newer vehicles where the bearings can be reused. This kit uses all high quality components to ensure a smooth set up. kit includes a pinion seal, crush sleeve (if applicable), complete shim kit, marking compound and brush.

Product Features:
  • Fits 1988 and down GM 10.5″ 14 bolt truck
  • Included are a pinion seal, crush sleeve , complete shim kit, marking compound and brush.
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Yukon Gear – Replacement Floater Roll Pin For Dana 44 & 8.75" Chrysler Power Lok (Part No.33326)

Replacement Floater Roll Pin For Dana 44 & 8.75" Chrysler Power Lok

from

$5.99
Product Features:
  • Floater roll pin
  • Fits Dana Spicer 44 and Chrysler 8.75″
  • Powr Lok positraction only
See More

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

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$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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USA Standard Gear – Spartan Locker for Dana 44 Differential with 30 Spline Axles, Includes Heavy-duty Cross Pin Shaft (Part No.17001)

Spartan Locker for Dana 44 Differential with 30 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 Dana Spicer 44 with 30 spline axles
  • Made from 9310 steel for added strength
  • Replaces the spiders in a standard carrier case
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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 – Replacement Carrier Shim Kit For Dana Spicer 44, 30 Spline Axles (Part No.55010)

Replacement Carrier Shim Kit For Dana Spicer 44, 30 Spline Axles

from

$15.99
Product Features:
  • Carrier shim kit for Dana Spicer 30 with 30 spline axles
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Yukon Gear – Replacement Yoke For Dana 30, 44, And 50 With 26 Spline And A 1330 U/Joint Size (Part No.41019)

Replacement Yoke For Dana 30, 44, And 50 With 26 Spline And A 1330 U/Joint Size

from

$146.99
Yukon replacement yoke for Dana 30, 44, and 50 with 26 spline and a 1330 U/joint size. 3.625″ snap ring span, 1.062″ cap diameter. Outside snap ring. This yoke uses straps. All Yukon yokes come with a one year warranty against manufacturing defects.

Product Features:
  • Fits Dana Spicer 30 and 44
  • 26 spline
  • 1330 u-joint size
  • Outside snap ring design
  • 3.625″ snap ring span
  • 1.062″ cap diameter
  • Strap style
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Motive Gear – Differential Crush Sleeve (Part No.3954482)

Differential Crush Sleeve

from

$5.99


Product Features:
  • CRUSH SLV 8 7/8 12BLT TRK
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Yukon Gear – Powr Lok Drive Belleville Plate For Dana 44 (Part No.16171)

Powr Lok Drive Belleville Plate For Dana 44

from

$41.99
Product Features:
  • Belleville plate, non-splined
  • Fits Dana Spicer 44 Powr Lok
See More

Yukon Gear – Chrysler 9.25" And Dana 44 / 60 Tracloc Clutch Guide Replacement (Part No.33249)

Chrysler 9.25" And Dana 44 / 60 Tracloc Clutch Guide Replacement

from

$8.99
Product Features:
  • Clutch guide for Chrysler 9.25″, Dana Spicer 44 and Dana Spicer 60
  • For Trac Loc positraction applications only
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Yukon Gear – Powr Lok Button Kit For Dana 30, Dana 44 & Chrysler 8.75" (Part No.33536)

Powr Lok Button Kit For Dana 30, Dana 44 & Chrysler 8.75"

from

$67.99
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 t

Product Features:
  • Powr Lok button kit
  • Fits Dana Spicer 30, 44 and Chrysler 8.75″
See More

Motive Gear – Differential Ring and Pinion (Part No.D60-354)

Differential Ring and Pinion

from

$275.99


Product Features:
  • DANA-60 R/P 3.54 STD MG 24813-5X (USES PRE-LOAD SHIMS)
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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

from

$6.99
Product Features:
  • Inner oil slinger for Dana Spicer 25, 27, 30, 44 and 50
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Motive Gear – Differential Mini Spool (Part No.MSD44-30)

Differential Mini Spool

from

$101.99


Product Features:
  • MINI SPOOL – DANA 44, 30 SPL.
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Yukon Gear – Replacement Pinion Nut For Dana 25, 27, 30, 36, 44, 53 & GM 7.75" (Part No.33143)

Replacement Pinion Nut For Dana 25, 27, 30, 36, 44, 53 & GM 7.75"

from

$6.99
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 t

Product Features:
  • Pinion nut for Dana Spicer 25, 27, 30, 44, 50 and GM 7.75″
  • 3/4″ x 16 thread
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Yukon Gear – O-Ring For Toyota & Dana 44 Zip Locker Seal Housing (Part No.34004)

O-Ring For Toyota & Dana 44 Zip Locker Seal Housing

from

$11.29
Product Features:
  • O-ring for seal housing
  • Fits Dana Spicer 44 and Toyota 8″ and V6
See More

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

from

$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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Yukon Gear – Bearing Race Driver (Part No.56019)

Bearing Race Driver

from

$219.99
Bearing race driver. No return.

Product Features:
  • Bearing race driver
  • Fits LM104911 race
  • All steel construction
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Motive Gear – Differential Master Bearing Kit – Timken (Part No.RA28LRMKT)

Differential Master Bearing Kit - Timken

from

$168.99
Motive Gear Differential Bearing Kits Include Front & Rear Pinion Bearing, Pinion Seal, Carrier Bearings, Pilot Bearing Where Applicable, Gear Marking Compound, Crush Sleeve, Pinion Nut, Brush, Thread Locking Compound And Cover Gasket Or Rtv

Product Features:
  • DANA-44 LATE TIMKEN MASTER KIT
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USA Standard Gear – Standard Spider Gear Set For GM 10.5" 14 Bolt Truck (Part No.39022)

Standard Spider Gear Set For GM 10.5" 14 Bolt Truck

from

$318.99
Product Features:
  • Spider gear kit
  • Fits GM 10.5″ 14 bolt truck open differential
  • Includes two side gears, four pinion gears, cross pin shaft, roll pin and spider gear thrust washers.
See More

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
See More

Yukon Gear – Dana 44 Cover Gasket Replacement (Part No.23006)

Dana 44 Cover Gasket Replacement

from

$12.99
Product Features:
  • Cover gasket
  • Fits Dana Spicer 44
See More

Yukon Gear – Replacement Oil Baffle For Dana 44 (Part No.33000)

Replacement Oil Baffle For Dana 44

from

$6.99
Product Features:
  • Oil baffle for Dana Spicer 44
See More

National – Tapered Roller Bearing Cone (Part No.HM88542)

Tapered Roller Bearing Cone

from

$22.99
Manufactured with premium-grade steel, National taper bearing cones feature crowned raceways and rollers to ensure even load distribution.

Product Features:
  • PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION – Crowned raceways and rollers for even load distribution
  • OE-STYLE DESIGN – Engineered to meet OE specifications
  • COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on
See More

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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Schaeffler – Shaft Seal (Part No.SS2633)

Shaft Seal

from

$28.99
Our wheel seals are engineered using only the highest-quality materials to meet vehicle manufacturer specificatons. We work with suppliers to design seals that meet FAG’s quality standards. Seals are designed to protect wheel end components from contamination – such as dirt, dust, and moisture – and prevent the loss of grease over the life of the bearing. The specifications for wheel seals are very demanding, and the type required depends on the specific application, position and vehicle class.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
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National – Shaft Repair Sleeve (Part No.99193)

Shaft Repair Sleeve

from

$43.99
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
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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
See More

Most Popular Differential Covers for 1971 Chevrolet K20 Pickups

Enhance your 1971 Chevrolet K20 Pickup with one of the 4 Differential Covers we have in stock, starting at just $67.99.

Yukon Gear – Replacement Chrome Cover For Dana 44 (Part No.32004)

Replacement Chrome Cover For Dana 44

from

$67.99
0.080″ thick Chrome replacement cover for Dana 44.

Product Features:
  • Fits standard rotation Dana Spicer 44
  • Chrome
See More

Yukon Gear – Steel Cover For Dana 44 Standard Rotation (Part No.32319)

Steel Cover For Dana 44 Standard Rotation

from

$129.99
Product Features:
  • Fits standard rotation Dana Spicer 44
  • Steel
See More

Yukon Gear – Aluminum Girdle Replacement Cover For Dana 44 Ta HD (Part No.32110)

Aluminum Girdle Replacement Cover For Dana 44 Ta HD

from

$359.99
Aluminum Girdle replacement cover for Dana 44 TA HD.

Product Features:
  • Fits standard rotation Dana Spicer 44
  • Aluminum girdle cover
See More

Yukon Gear – Differential (Part No.29101)

Differential

from

$271.99
Differential

Best-Selling 1971 Chevrolet K20 Pickup Differential Bearings

Upgrade your K20 Pickup with one of our 8 best-selling Differential Bearings, earning an average 5 stars rating across 1 reviews.

National – Tapered Roller Bearing Cone (Part No.368A)

Tapered Roller Bearing Cone

from

$22.99
Manufactured with premium-grade steel, National taper bearing cones feature crowned raceways and rollers to ensure even load distribution.

Product Features:
  • PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION – Crowned raceways and rollers for even load distribution
  • OE-STYLE DESIGN – Engineered to meet OE specifications
  • COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on
See More

National – Multi-Purpose Bearing (Part No.206)

Multi-Purpose Bearing

from

$24.99
Product Features:
  • BUILT TO LAST: Advanced heat treatment process for strength
  • PREMIUM MATERIALS: Precision manufactured using premium-grade steel for lasting performance and extended bearing life
  • RELIABLE PERFORMANCE: Element size and quantity are engineered to meet or exceed the load rating of OE bearings
  • COMPREHENSIVE COVERAGE: Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING: Comprehensive testing throughout design and development processes by National engineers for quality you can count on
See More

National – Multi-Purpose Bearing (Part No.KD-11786-Y)

Multi-Purpose Bearing

from

$57.99
Product Features:
  • CONSISTENT PERFORMANCE: Matched cup and cone components ensure consistent performance
  • PREMIUM MATERIALS: Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION: Crowned raceways and rollers for even load distribution
  • OE-STYLE DESIGN: Engineered to meet OE specifications
  • COMPREHENSIVE COVERAGE: Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING: Comprehensive testing throughout design and development processes by National engineers for quality you can count on
See More

National – Bearing Race (Part No.362A)

Bearing Race

from

$15.99
Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.

Product Features:
  • PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION – Crowned raceways for even load distribution
  • OE-STYLE DESIGN – Engineered to meet OE specifications
  • COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on
See More

National – Bearing Race (Part No.382S)

Bearing Race

from

$17.99
Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.

Product Features:
  • PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION – Crowned raceways for even load distribution
  • OE-STYLE DESIGN – Engineered to meet OE specifications
  • COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on
See More

Schaeffler – Cone (Part No.K387-A)

Cone

from

$46.99
With advanced load-carrying capacity and compact design, tapered roller bearings are used in wheel bearings, transmissions, differentials, transfer cases and other miscellanous applications. FAG manufacturers over 100 million tapered roller bearings annually.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
See More

Schaeffler – Bearing – TRB (Tapered Roller Bearing) (Part No.KT36)

Bearing - TRB (Tapered Roller Bearing)

from

$34.49
With advanced load-carrying capacity and compact design, tapered roller bearings are used in wheel bearings, transmissions, differentials, transfer cases and other miscellanous applications. FAG manufacturers over 100 million tapered roller bearings annually.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
See More

National – Bearing Race (Part No.25523)

Bearing Race

from

$19.99
Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.

Product Features:
  • PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION – Crowned raceways for even load distribution
  • OE-STYLE DESIGN – Engineered to meet OE specifications
  • COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on
See More

Top-Quality Rear Housing Cover Gaskets for 1971 Chevrolet K20 Pickups

Choose a high-quality OEM or aftermarket Rear Housing Cover Gasket for Chevrolet K20 Pickups and enjoy top-notch performance from $7.99.

Felpro – Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket (Part No.RDS 6629)

Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket

from

$7.99
Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
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Felpro – Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket (Part No.RDS 6095-1)

Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket

from

$9.49
Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
See More

Top Picks for 1971 Chevrolet K20 Pickup Differential Oil

Invest in one of our 6 durable Differential Oil for your 1971 Chevrolet, knowing you’re getting trusted brands and expert craftsmanship.

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
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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
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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

Differential Axle Shafts for 1971 Chevrolet K20 Pickups

Make a smart move for your 1971 Chevrolet K20 Pickup with products all priced from $109.99 to $1,525.00.

USA Standard Gear – 4340 Chrome-Moly Axle Kit For ’69-’80 GM Truck & Blazer, Dana 44 With Super Joints (Part No.35141)

4340 Chrome-Moly Axle Kit For '69-'80 GM Truck & Blazer, Dana 44 With Super Joints

from

$1525.00
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
See More

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

from

$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
See More

Yukon Gear – Front 4340 Axle Kit For Dana 44’69-’80 GM Truck And Blazer, Dana 44 With 19/30 Splines (Part No.21413)

Front 4340 Axle Kit For Dana 44'69-'80 GM Truck And Blazer, Dana 44 With 19/30 Splines

from

$1065.00
Yukon front 4340 Chrome-Moly replacement axle kit for Dana 44’69-’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 Spicer universal joints. 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:
  • Front axle kit
  • Fits 1969-1980 GM half ton front with Dana Spicer 44
  • 4340 Chromoly axles
  • 30 spline inner axles
  • Includes inner and outer axle shafts with Spicer u-joints
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USA Standard Gear – 4340 Chrome Moly Axle, GM Truck & Blazer, Outer Stub, Uses 5-760X U/Joint (Part No.35078)

4340 Chrome Moly Axle, GM Truck & Blazer, Outer Stub, Uses 5-760X U/Joint

from

$242.99
9.94″ 19spline 297X GM truck & BLZER, Wagoneer-DISK outer stub.

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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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

$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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Spicer – Axle Shaft, Dana 44 (Part No.620200)

Axle Shaft, Dana 44

from

$159.99
Genuine Spicer light vehicle axle products are manufactured to the same high standards as original equipment (OE) parts because they are OE parts. That means when an automotive axle part is replaced with a genuine Spicer part, you are getting the same performance and reliability you have come to expect. And because Dana is constantly revolutionizing the technology behind its Dana axles and Spicer products, the replacement car axle or component you purchase today may even exceed the standards set for the original equipment part that you are replacing.

Product Features:
  • Genuine OE quality. Tested and proven.
  • Ultrasonically tested for internal cracks that magnetic testing can miss.
  • Built from high grade steel that stands up to any grade on the market.
  • Engineered for consistent quality and durability.
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Yukon Gear – Drive Flange Cap For Dana 44 (Part No.32134)

Drive Flange Cap For Dana 44

from

$109.99
Product Features:
  • Drive flange cap
  • Fits Dana 44
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Yukon Gear – Drive Flange Cap For Dana 44, Engraved (Part No.32135)

Drive Flange Cap For Dana 44, Engraved

from

$109.99
Product Features:
  • Drive flange cap
  • Fits Dana 44
  • Yukon engraved
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Top-Rated Differential Brands For Your 1971 Chevrolet K20 Pickup

When it comes to finding the perfect Differential for your 1971 Chevrolet K20 Pickup, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 14 trusted brands. We carry the most popular Differential brands including Valvoline, Richmond Gear, and National, and more, all known for their exceptional customer ratings (average brand rating of 4.8 stars) and competitive prices, as low as $22.99. Purchasing a Differential from us here at Advance Auto Parts is a smart move for both you and your 1971 Chevrolet K20 Pickup, providing peace of mind with parts that meet or exceed OEM standards.

Popular Valvoline 1971 Chevrolet K20 Pickup Differentials

If you’re looking for a top-quality Differential for your 1971 Chevrolet K20 Pickup, Advance Auto Parts has exactly what you need with our selection of Valvoline Differentials. We have 1 Valvoline Differentials in stock for this fitment, all known for their durability and precision fit. With prices starting at just $35.99, you’ll find the perfect Differential for your needs and budget. Valvoline Differentials for the 1971 Chevrolet K20 Pickup come highly rated, with over 446 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”

Top-Quality Richmond Gear 1971 Chevrolet K20 Pickup Differentials

For those in search of a high-quality Differential for their 1971 Chevrolet K20 Pickup, Advance Auto Parts offers a great selection of Richmond Gear Differentials. With 3 Richmond Gear Differentials in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Differentials start at just $350.99, with an average price of $354.32, giving you a range of options to suit your budget. Backed by over 10 customer ratings and an average rating of 4.5 stars, Richmond Gear Differentials provide both reliability and excellent performance. Choosing a Richmond Gear Differential from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
Differential Ring And Pinion
from $360.99
(1)
Differential Ring And Pinion
“Best ever!!!’nn”
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”
Differential Ring And Pinion
from $350.99
(7)
Differential Ring And Pinion
“Great spark plugs.”

FAQs for 1971 Chevrolet K20 Pickup Differentials

What are the best-selling Differentials for 1971 Chevrolet K20 Pickups?

Out of 235 Differentials that fit 1971 Chevrolet K20 Pickups, the following parts are the top sellers:

What’s the price range for 1971 Chevrolet K20 Pickup Differentials?

The prices of Differentials for the 1971 Chevrolet K20 Pickup range from $3.99 up to $1,566.99 for the most premium parts.

What is the average price of a Differential for a 1971 Chevrolet K20 Pickup?

The average price for Differentials for the 1971 Chevrolet K20 Pickup is $222.48. 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 Chevrolet K20 Pickup model years?

Yes, we carry Differentials for 13 model years of Chevrolet K20 Pickups between 1960 and 1974. The following model years are the most popular for Differential purchases: 1974, 1973, 1972, 1970, 1969, 1968, 1967, 1966, and 1965.

What are the cheapest Differentials for my 1971 Chevrolet K20 Pickup?

The cheapest 1971 Chevrolet K20 Pickup Differentials we carry are:

Does Advance Auto Parts sell Differentials for any other 1971 Chevrolet models?

Yes. We stock Differentials for 29 other popular 1971 Chevrolet models. Some of the most popular are 1971 Impala Differentials, 1971 Camaro Differentials, 1971 Monte Carlo Differentials, 1971 Corvette Differentials, and 1971 Caprice Differentials.

What types of Differentials do you sell for my 1971 Chevrolet K20 Pickup?

As of 3/1/26, these are some of the most in-demand types of Differentials for a 1971 Chevrolet K20 Pickup:

Can I get help with 1971 Chevrolet K20 Pickup Differential orders?

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

What is your return policy for Chevrolet K20 Pickup Differentials?

Advance Auto Parts keeps returns simple. For new Chevrolet K20 Pickup Differentials and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.