1975 Chevrolet Nova Differentials

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Keep Your 1975 Chevrolet Nova in Top Shape with Quality Differentials

Whether you’re repairing or upgrading your Differential, using high-quality parts is key to keeping your 1975 Chevrolet Nova looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Differential Oil, Differential Covers, 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 National, Motive Gear, and Driveworks. For example, National Differentials start at just $11.99 with an average 4.3 star rating. Motive Gear and Driveworks offer similar pricing and quality, backed by strong customer feedback. With over 7,155 reviews and a solid 4 star average, you can shop with confidence knowing other Chevrolet Nova owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1975 Chevrolet Nova Differential at Advance Auto Parts is around $209.44, with a range that starts at $2.59 and goes up to $1,566.99. With 176 options in stock from 13 trusted brands, finding the right fit is easy. Popular picks like Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket, Multi-Purpose Bearing, and 3 Qt – 80W90 Conventional Gear Oil With Posi Additive start at just $8.99 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 1975 Chevrolet Nova in peak condition, inside and out.

Essential 1975 Chevrolet Nova Differentials

Felpro – Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket (Part No.RDS 55072)

Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket

from

$8.99
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
See More

Yukon Gear – 12P, 12T, CI Vet, & 55GM 8460N Redi Sleeve Yoke Saver (Part No.30225)

12P, 12T, CI Vet, & 55GM 8460N Redi Sleeve Yoke Saver

from

$109.99
12P, 12T, CI VET, & 55GM 8460N REDI sleeve yoke saver.Yukon Mighty seal.

Product Features:
  • Pinion Redi-sleeve
  • Fits GM 12 bolt passenger car, 12 bolt truck and 1963-1979 Corvette
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USA Standard Gear – 8.5" GM Spartan Locker Cross Pin (Part No.17024)

8.5" GM Spartan Locker Cross Pin

from

$49.99
Product Features:
  • USA Standard Gear heavy-duty cross pin shaft
  • Fits GM 8.5″ and 8.6″
  • Works with Spartan Locker or standard open spider gears
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Yukon Gear – High Performance Ring & Pinion Gear Set For GM 12 Bolt Car In A 3.90 Ratio (Part No.24125)

High Performance Ring & Pinion Gear Set For GM 12 Bolt Car In A 3.90 Ratio

from

$474.99
Yukon Ring & Pinion sets give you the confidence of knowing you’re running gears designed for the harshest of conditions. Whether it’s on the street, off-road, or at the track; Yukon ring & pinion sets deliver unrivaled performance & quality. Yukon uses the latest designs and manufacturing technologies to provide a quiet running gear that is strong and easy to set up. All Yukon ring & pinion sets come standard with a one-year warranty.

Product Features:
  • Fits GM 12 bolt passenger car
  • 8.875″ ring gear diameter
  • 30 spline pinion
  • 12 ring gear bolts
  • 3.90 ratio
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Motive Gear – Differential Super Bearing Kit – Timken (Part No.R10CRSKT)

Differential Super Bearing Kit - Timken

from

$147.99


Product Features:
  • SUPERKIT -GM*8.2*1964-72*TMK (CAR) TMK (TIMKIN)
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Yukon Gear – Positraction Internals For GM 12 Bolt Car And Truck With 33 Spline Axles (Part No.16040)

Positraction Internals For GM 12 Bolt Car And Truck With 33 Spline Axles

from

$305.99
Yukon positraction internals for GM 12P and 12T with 33 spline axles. Yukon uses higher quality materials and better techniques than OEM to ensure a longer lasting spider gear set. This kit does not include clutches. All components come with a one year warranty against manufacturing defects.

Product Features:
  • Spider gear kit
  • Fits GM 12 bolt passenger car with 33 spline Dura Grip positraction
  • Includes two side gears, two pinion gears, cross pin shaft, roll pin and spider gear thrust washers.
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Yukon Gear – Dura Grip Positraction For GM 12 Bolt Car With 30 Spline Axles, 3.08 To 3.90 Ratio (Part No.26011)

Dura Grip Positraction For GM 12 Bolt Car With 30 Spline Axles, 3.08 To 3.90 Ratio

from

$804.99
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 passenger car with 30 spline axles
  • 3.08-3.90 ratios 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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Valvoline – High Performance Transmission & Differential Gear Oil: Conventional 80W-90, 1 Quart (Part No.VV831)

High Performance Transmission & Differential Gear Oil: Conventional 80W-90, 1 Quart

from

$12.99
Valvoline High Performance Gear Oil is an extreme pressure gear lubricant formulated with quality base oils and superior additives that helps protect against severe temperatures, shock loads, scuffing, scouring, corrosion and pitting in high speed, high load, high torque and high horsepower conditions.

Product Features:
  • Formulated for reliable gear protection
  • Protects against severe temperatures to help extend service life
  • Formulated with extreme-pressure additives to minimize gear wear from shock loads
  • Helps protect against gear wear from scuffing, scouring, corrosion and pitting
  • Recommended for conventional hypoid differentials and non-synchronized manual transmissions in passenger cars, light trucks, sport utility vehicles, vans and heavy-duty trucks where an API-GL5 or GL-4 fluid is specified
  • PLEASE NOTE: Valvoline recommends SynPower Full Synthetic Gear Oil for limited slip differentials
See More

Richmond Gear – MiniSpool (Part No.78-1230-1)

MiniSpool

from

$151.99
MiniSpool

Yukon Gear – Posi Shim Kit For GM 7.5" & 7.625" Eaton Positraction (Part No.16047)

Posi Shim Kit For GM 7.5" & 7.625" Eaton Positraction

from

$42.99
Product Features:
  • Shim kit
  • Fits GM 7.5″ and 7.625″ with Eaton positraction
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Motive Gear – Differential Carrier Shim Kit (Part No.1101)

Differential Carrier Shim Kit

from

$8.99
High-quality Differential Carrier Shim Kit

Product Features:
  • CARRIER SHIMS 12 BOLT GM CAR & TRUCK ALSO GM8.6″ 99-ON
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Pro-King – Differential Cross Shaft (Part No.742G673)

Differential Cross Shaft

from

$28.49
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

Product Features:
  • Meets or exceeds OE specifications
See More

USA Standard Gear – Spartan Locker For GM 8.5" With 30 Spline Axles, Includes Heavy-Duty Cross Pin Shaft (Part No.17041)

Spartan Locker For GM 8.5" With 30 Spline Axles, Includes Heavy-Duty Cross Pin Shaft

from

$649.99
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 GM 18.5″ 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 – Grizzly Locker For GM 8.5" & 8.6", 30 Spline, 2.73 & Up (Part No.28035)

Grizzly Locker For GM 8.5" & 8.6", 30 Spline, 2.73 & Up

from

$1153.99
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 8.5″ and 8.6″ with 30 spline axles
  • 2.73 and up ratio only
  • Patented internal design reduces common locker failures
  • 8620 internals for added strength
  • Assembled in the USA
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Pro-King – Differential Cross Shaft (Part No.742G930)

Differential Cross Shaft

from

$2.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

Product Features:
  • Meets or exceeds OE specifications
See More

Pro-King – Differential Cover Plug (Part No.742G484)

Differential Cover Plug

from

$6.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

Product Features:
  • Meets or exceeds OE specifications
See More

Yukon Gear – Polished Aluminum Cover For 8.6", 8.2" And 8.5" GM Rear (Part No.32030)

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

from

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

Product Features:
  • Fits GM 8.5″ and 8.6″
  • Finned polished aluminum
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Yukon Gear – Super Carrier Shim Kit For Ford 8.8", GM 12 Bolt Car & Truck, 8.6 & Vette (Part No.55002)

Super Carrier Shim Kit For Ford 8.8", GM 12 Bolt Car & Truck, 8.6 & Vette

from

$59.99
Product Features:
  • Super carrier shim kit for Ford 8.8″, GM 12 bolt passenger car and truck, GM 8.0″, 8.6″, 8.6″ IRS and 1963-1979 Corvette
  • Interlocking design makes installation much easier
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Dorman – Help – Pinion Crush Sleeves (Part No.81058)

Pinion Crush Sleeves

from

$6.99
This differential crush sleeve is designed to match the fit and function of the original sleeve on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this differential crush sleeve is designed to match the fit and function of the original sleeve on specified vehicles
  • Required replacement – when servicing the differential
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Richmond Gear – Differential Cross Shaft (Part No.80-0272-1)

Differential Cross Shaft

from

$66.99
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 – Bearing Race Driver (Part No.56020)

Bearing Race Driver

from

$215.99
Bearing race driver. No return.

Product Features:
  • Bearing race driver
  • Fits M802011 race
  • All steel construction
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National – Tapered Roller Bearing Cone (Part No.HM89449)

Tapered Roller Bearing Cone

from

$23.99
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

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!
  • See More

    Yukon Gear – Pinion Install Kit For GM 12 Bolt Car Differential (Part No.13056)

    Pinion Install Kit For GM 12 Bolt Car Differential

    from

    $232.99
    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 GM 12 bolt passenger car
    • Included are pinion bearings and races, pinion seal, crush sleeve, complete pinion shim kit, and marking compound with brush.
    See More

    Yukon Gear – 14 Plate Carbon Clutches For GM 8.2", GM 8.5", 12T, 12P, Ford 8.8" & Cast Iron ‘Vette (Part No.16041)

    14 Plate Carbon Clutches For GM 8.2", GM 8.5", 12T, 12P, Ford 8.8" & Cast Iron 'Vette

    from

    $404.99
    Product Features:
    • Clutch kit
    • Fits Ford 8.8″, 1963-1979 Corvette, GM 12 bolt passenger car and truck, 8.2″, 8.5″ and 8.6″ Dura Grip positraction
    • 14 piece kit
    • Carbon fiber clutches
    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 – 7.5 GM Cover Gasket (Part No.23018)

    7.5 GM Cover Gasket

    from

    $11.99
    7.5 GM cover gasket.

    Product Features:
    • Cover gasket
    • Fits GM 7.5″ and 7.625″
    See More

    Driveworks – Oil Seal (Part No.S-2043)

    Oil Seal

    from

    $10.79
    Value-priced seal meets all cataloged application requirements.

    Product Features:
    • Brand may vary by location
    See More

    Most Popular Differential Oil for 1975 Chevrolet Novas

    Enhance your 1975 Chevrolet Nova with one of the 7 Differential Oil we have in stock, starting at just $12.99.

    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
    See More

    Valvoline – High Performance Transmission & Differential Gear Oil: Conventional 80W-90, 1 Quart (Part No.VV831)

    High Performance Transmission & Differential Gear Oil: Conventional 80W-90, 1 Quart

    from

    $12.99
    Valvoline High Performance Gear Oil is an extreme pressure gear lubricant formulated with quality base oils and superior additives that helps protect against severe temperatures, shock loads, scuffing, scouring, corrosion and pitting in high speed, high load, high torque and high horsepower conditions.

    Product Features:
    • Formulated for reliable gear protection
    • Protects against severe temperatures to help extend service life
    • Formulated with extreme-pressure additives to minimize gear wear from shock loads
    • Helps protect against gear wear from scuffing, scouring, corrosion and pitting
    • Recommended for conventional hypoid differentials and non-synchronized manual transmissions in passenger cars, light trucks, sport utility vehicles, vans and heavy-duty trucks where an API-GL5 or GL-4 fluid is specified
    • PLEASE NOTE: Valvoline recommends SynPower Full Synthetic Gear Oil for limited slip differentials
    See More

    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
    See More

    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

    Best-Selling 1975 Chevrolet Nova Differential Covers

    Upgrade your Nova with one of our 5 best-selling Differential Covers, earning an average 3 stars rating across 2 reviews.

    Mr. Gasket – Differential Cover Kit (Part No.9891)

    Differential Cover Kit

    from

    $77.99
    Add some bling to the underside of your car with Mr. Gasket’s chrome differential cover. This chrome-plated steel cover is made to fit GM 10-bolt with 8 1/2 in ring gear. Is a complete kit with a gasket and bolts.

    Product Features:
    • Made Of Chrome Plated Steel
    • Fits GM 8.5-Inch 10 Bolt
    • Complete Kit With Gasket And Bolts
    See More

    Yukon Gear – Chrome Cover For 8.6", 8.5" And 8.2" GM Rear (Part No.32017)

    Chrome Cover For 8.6", 8.5" And 8.2" GM Rear

    from

    $74.99
    Chrome cover for 8.6″, 8.5″ and 8.2″ GM rear.

    Product Features:
    • Fits GM 8.2″, 8.5″ and 8.6″
    • Chrome
    See More

    Yukon Gear – Polished Aluminum Cover For 8.6", 8.2" And 8.5" GM Rear (Part No.32030)

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

    from

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

    Product Features:
    • Fits GM 8.5″ and 8.6″
    • Finned polished aluminum
    See More

    Yukon Gear – Steel Cover For GM 8.2" & 8.5" Rear (Part No.32332)

    Steel Cover For GM 8.2" & 8.5" Rear

    from

    $123.99
    Product Features:
    • Fits GM 8.2″, 8.5″ and 8.6″
    • Steel
    See More

    Pro-King – Differential Carrier Cover (Part No.742G758A)

    Differential Carrier Cover

    from

    $21.99
    Pro-King High Quality Differential Products are designed for trouble free installation and setup.

    Product Features:
    • Meets or exceeds OE specifications
    See More

    Top-Quality Rear Housing Cover Gaskets for 1975 Chevrolet Novas

    Choose a high-quality OEM or aftermarket Rear Housing Cover Gasket for Chevrolet Novas and enjoy top-notch performance from $8.99.

    Felpro – Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket (Part No.RDS 55072)

    Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket

    from

    $8.99
    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
    See More

    Top Picks for 1975 Chevrolet Nova Differential Bearings

    Invest in one of our 3 durable Differential Bearings for your 1975 Chevrolet, knowing you’re getting trusted brands and expert craftsmanship.

    National – Multi-Purpose Bearing (Part No.A-6)

    Multi-Purpose Bearing

    from

    $16.99
    National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

    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

    Driveworks – Taper Bearing Cone (Part No.S-LM-501349)

    Taper Bearing Cone

    from

    $10.99
    Value-priced bearing meets all cataloged application requirements.

    Product Features:
    • Brand may vary by location
    See More

    National – Multi-Purpose Bearing (Part No.A-36)

    Multi-Purpose Bearing

    from

    $27.99
    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

    Top-Rated Rear Differential Cover Gaskets for 1975 Chevrolet Novas

    Make a smart move for your 1975 Chevrolet Nova with products all priced from $8.49 to $31.49.

    Mr. Gasket – Differential Gasket (Part No.84B)

    Differential Gasket

    from

    $21.49
    Mr. Gasket Axle Housing/Differential Cover or Rear End Gaskets are manufactured from a .047 inch thick cellulose/nitrile composite gasket material for excellent sealing and durability. They are precision die-cut for an excellent fit. Fits 1964-1970 Chevrolet 8.2 inch 10 bolt & 1970-1981 GM 8.5 inch ring gear

    Product Features:
    • .047″ thick cellulose/nitrile composite gasket material
    • Precision die cut
    • Reusable
    See More

    Felpro – Axle Housing Cover Gasket Oval Shaped 12 Bolt Hole Gasket (Part No.RDS 55029)

    Axle Housing Cover Gasket Oval Shaped 12 Bolt Hole Gasket

    from

    $8.49
    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
    • 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
    See More

    Pro-King – Differential Cover Gasket (Part No.742G303A)

    Differential Cover Gasket

    from

    $31.49
    Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

    Product Features:
    • Meets or exceeds OE specifications
    See More

    Yukon Gear – 8.2" & 8.5" Rear Cover Gasket (Part No.23020)

    8.2" & 8.5" Rear Cover Gasket

    from

    $10.99
    8.2″ & 8.5″ rear cover gasket.

    Product Features:
    • Cover gasket
    • Fits GM 8.2″, 8.5″ and 8.6″
    See More

    Top-Rated Differential Brands For Your 1975 Chevrolet Nova

    When it comes to finding the perfect Differential for your 1975 Chevrolet Nova, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 13 trusted brands. We carry the most popular Differential brands including National, Driveworks, and Motive Gear, and more, all known for their exceptional customer ratings (average brand rating of 4.3 stars) and competitive prices, as low as $7.99. Purchasing a Differential from us here at Advance Auto Parts is a smart move for both you and your 1975 Chevrolet Nova, providing peace of mind with parts that meet or exceed OEM standards.

    Popular National 1975 Chevrolet Nova Differentials

    If you’re looking for a top-quality Differential for your 1975 Chevrolet Nova, Advance Auto Parts has exactly what you need with our selection of National Differentials. We have 3 National Differentials in stock for this fitment, all known for their durability and precision fit. With prices starting at just $11.99 and an average cost of $24.32, you’ll find the perfect Differential for your needs and budget. National Differentials for the 1975 Chevrolet Nova come highly rated, with over 29 customer reviews and an impressive average rating of 4.3 stars. Choosing a National Differential from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
    Shaft Repair Sleeve
    from $43.99
    (2)
    Shaft Repair Sleeve
    “As a mechanic I dont have time or money to waste on inferior products, which this is not. Great product,great price”
    Multi-Purpose Bearing
    from $16.99
    (25)
    Multi-Purpose Bearing
    “Smooth”
    Bearing Race
    from $11.99
    (2)
    Bearing Race
    “Reasonable price and woks well. front diff 2006 Escalade esv”

    Top-Quality Driveworks 1975 Chevrolet Nova Differentials

    For those in search of a high-quality Differential for their 1975 Chevrolet Nova, Advance Auto Parts offers a great selection of Driveworks Differentials. With 2 Driveworks 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 $10.79, with an average price of $10.89, giving you a range of options to suit your budget. Backed by over 4 customer ratings and an average rating of 4.2 stars, Driveworks Differentials provide both reliability and excellent performance. Choosing a Driveworks Differential from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
    Oil Seal
    from $10.79
    (1)
    Oil Seal
    “Didn’t fit my 1992 K1500 10 bolt 8.5″ ring gear rear end. Was told wrong part.”
    Taper Bearing Cone
    from $10.99
    (3)
    Taper Bearing Cone
    “Worked for my 2006 escalade esv front diff”

    FAQs for 1975 Chevrolet Nova Differentials

    What are the best-selling Differentials for 1975 Chevrolet Novas?

    Out of 176 Differentials that fit 1975 Chevrolet Novas, the following parts are the top sellers:

    What’s the price range for 1975 Chevrolet Nova Differentials?

    The prices of Differentials for the 1975 Chevrolet Nova range from $2.59 up to $1,566.99 for the most premium parts.

    What is the average price of a Differential for a 1975 Chevrolet Nova?

    The average price for Differentials for the 1975 Chevrolet Nova is $209.44. 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 Nova model years?

    Yes, we carry Differentials for 13 model years of Chevrolet Novas between 1969 and 1988. The following model years are the most popular for Differential purchases: 1988, 1987, 1986, 1985, 1979, 1978, 1977, 1976, and 1974.

    What are the cheapest Differentials for my 1975 Chevrolet Nova?

    The cheapest 1975 Chevrolet Nova Differentials we carry are:

    Does Advance Auto Parts sell Differentials for any other 1975 Chevrolet models?

    Yes. We stock Differentials for 24 other popular 1975 Chevrolet models. Some of the most popular are 1975 Impala Differentials, 1975 Malibu Differentials, 1975 Camaro Differentials, 1975 Monte Carlo Differentials, and 1975 Corvette Differentials.

    What types of Differentials do you sell for my 1975 Chevrolet Nova?

    As of 3/1/26, these are some of the most in-demand types of Differentials for a 1975 Chevrolet Nova:

    Can I get help with 1975 Chevrolet Nova 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 Nova Differentials?

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