1975 Oldsmobile Omega Differentials

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Keep Your 1975 Oldsmobile Omega in Top Shape with Quality Differentials

Whether you’re repairing or upgrading your Differential, using high-quality parts is key to keeping your 1975 Oldsmobile Omega looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Differential Covers, Rear Differential Cover Gaskets, and Differential Oil. 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 5,608 reviews and a solid 4 star average, you can shop with confidence knowing other Oldsmobile Omega owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1975 Oldsmobile Omega Differential at Advance Auto Parts is around $223.05, with a range that starts at $2.79 and goes up to $1,566.99. With 172 options in stock from 13 trusted brands, finding the right fit is easy. Popular picks like Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket, Multi-Purpose Bearing, and 3 Qt – 80W90 Conventional Gear Oil With Posi Additive start at just $10.99 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 Oldsmobile Omega in peak condition, inside and out.

Find Your Specific 1975 Oldsmobile Omega Differentials

Looking for the perfect Differential for your 1975 Oldsmobile Omega? You’re in the right place. Below, you’ll find links to various types of Differentials that fit your vehicle. At Advance Auto Parts, we offer only the highest quality OEM and aftermarket Differentials, ensuring durability and a precise fit for your Oldsmobile Omega. Whether you’re driving a 1975 model or another popular model year like 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, and 1984, we’ve got you covered. Purchasing Differentials from Advance Auto Parts is a smart choice, giving you access to trusted brands and parts built to perform. Below, you’ll find links to various types of Differentials that fit your vehicle.

Essential 1975 Oldsmobile Omega Differentials

Felpro – Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket (Part No.RDS 55028-1)

Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket

from

$10.99
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
  • Unsurpassed quality you can trust
  • Validated for fit, form and function
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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(195 reviews)
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Yukon Gear – Adapter Sleeve Fro GM 7.2", 7.625" & 8.0" Yokes To Use Triple Lip Pinion Seal (Part No.41210)

Adapter Sleeve Fro GM 7.2", 7.625" & 8.0" Yokes To Use Triple Lip Pinion Seal

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$25.99
Yukon 4340 Chrome-Moly replacement outer stub for D44 ’87-’94 Wrangler with a length of 8.31″ and 27 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. 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:
  • 27 spline
  • 8.31″ long
  • Fits Dana Spicer 30 in 1987-1994 Wrangler
  • Outer stub
  • 5-760X U-joint size
  • 4340 Chromoly
  • For WARN hub conversion only
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Yukon Gear – Standard Open Spider Gear Kit For 8.5" GM With 28 Spline Axles (Part No.16054)

Standard Open Spider Gear Kit For 8.5" GM With 28 Spline Axles

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$217.99
Yukon standard open spider gear kit for 8.5″ GM with 28 spline axles. Yukon uses higher quality materials and better techniques than OEM to ensure a longer lasting spider gear set. All components come with a one year warranty against manufacturing defects.

Product Features:
  • Spider gear kit
  • Fits GM 8.5″ open differential with 28 spline axles
  • Includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers.
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Yukon Gear – 18 Plate Steel Clutches For GM 8.2", GM 8.5", 12T, 12P, Ford 8.8" & Cast Iron ‘Vette (Part No.16110)

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

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$483.99
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
  • 18 piece kit
  • Steel clutches
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Yukon Gear – Clutch Guide For GM 7.5" & 7.6" Dura Grip (Part No.33251)

Clutch Guide For GM 7.5" & 7.6" Dura Grip

from

$10.99
Product Features:
  • Clutch guide
  • Fits GM 7.5″ and 7.625″ Dura Grip
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Schaeffler – Shaft Seal (Part No.SS2588)

Shaft Seal

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$30.49
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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Yukon Gear – Standard Open Spider Gear Kit For Early 7.5" GM With 26 Spline Axles And Large Windows (Part No.16048)

Standard Open Spider Gear Kit For Early 7.5" GM With 26 Spline Axles And Large Windows

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$149.99
Yukon standard open spider gear kit for early 7.5″ GM with 26 spline axles and large windows. Yukon uses higher quality materials and better techniques than OEM to ensure a longer lasting spider gear set. All components come with a one year warranty against manufacturing defects.

Product Features:
  • Spider gear kit
  • Fits GM 7.5″ open differential with 26 spline axles
  • Includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers.
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Yukon Gear – Dana 25, 27, 30, 44, Model 20 And Model 35, GM 7.5", 8.2", 8.5", 12P, 12T, C9.25 Rear Cover Bolt (Part No.33286)

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

from

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

Product Features:
  • Cover bolt for Dana Spicer 25, 27, 30 and 44, AMC Model 20 and Model 35, GM 7.5″, 7.625″, 8.2″, 8.5″ and 12 bolt passenger car and truck.
  • 1/2″ head
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Yukon Gear – Steel Spool For GM 8.5" & 8.6" With 30 Spline Axles (Part No.32193)

Steel Spool For GM 8.5" & 8.6" With 30 Spline Axles

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$414.99
Yukon Performance 1-3/4″ deck steel spool for 8.5″ GM with 30 spline axles. Uses large bearings, 1.785 journals. Yukon performance spools are made from the highest quality materials to ensure high strength and long life in performance applications. Spools provide 100% power to both tires at all times and are a lower cost alternative to lockers. Spools are not recommended for street driven vehicles. Yukon Performance spools come with a one year warranty against manufacturing defects. This spool requires the use of a C-Clip eliminator kit to be used.

Product Features:
  • Fits GM 8.5″ with 30 spline axles
  • 2.73 and up ratios only
  • Provides 100% traction to both wheels at all times
  • Not recommended for street driven vehicles
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Yukon Gear – Minor Install Kit For GM Early And Late 7.5" Differential (Part No.12050)

Minor Install Kit For GM Early And Late 7.5" Differential

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$115.99
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 GM 7.5″ and 7.625″
  • Included are a pinion seal, crush sleeve, complete shim kit, marking compound and brush.
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Yukon Gear – Yoke For GM 7.5" (Mech 3R) In A Triple Lip Design (Part No.41090)

Yoke For GM 7.5" (Mech 3R) In A Triple Lip Design

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$184.99
Yukon yoke for GM 7.5″ (mech 3R) in a triple lip design. 2.556″ snap ring span, 1.125″ cap diameter. Inside snap ring. This yoke uses inside clips. All Yukon yokes come with a one year warranty against manufacturing defects.

Product Features:
  • Fits GM 7.5″ and 7.625″
  • 27 spline
  • Mechanics 3R u-joint size
  • Inside snap ring design
  • 2.556″ snap ring span
  • 1.125″ cap diameter
  • Strap style
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Yukon Gear – 7.5 GM Cover Gasket (Part No.23018)

7.5 GM Cover Gasket

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$11.99
7.5 GM cover gasket.

Product Features:
  • Cover gasket
  • Fits GM 7.5″ and 7.625″
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Yukon Gear – Super Carrier Shim Kit For Ford 7.5", GM 7.5", 8.2" & 8.5" (Part No.55001)

Super Carrier Shim Kit For Ford 7.5", GM 7.5", 8.2" & 8.5"

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$59.99
Product Features:
  • Super carrier shim kit for Ford 7.5″, GM 7.5″, 7.625″, 7.6″ IFS, 7.6″ IRS, 7.75″, 8.2″, 8.2″ Buick, Oldsmobile and Pontiac and GM 8.5″ front and rear
  • Interlocking design makes installation much easier
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Dorman – Differential Ring and Pinion Set (Part No.697-301)

Differential Ring and Pinion Set

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$316.99
This differential ring and pinion directly replaces the original equipment on specific vehicle years, makes and models.

Product Features:
  • Direct replacement – this ring and pinion set matches the fit and function of the original components on certain vehicle applications
  • Effective fix – eliminates grinding and whining from failed original bearings
  • Thoroughly tested – vehicle try-on testing and rigorous quality control measures ensure longevity
  • Trustworthy quality – backed by team of designers and engineers in the United States
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Motive Gear – Crush Sleeve (Part No.1234726)

Crush Sleeve

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$4.99
Motive Gear offers some of the toughest drive train components on the market today. If you are looking for the largest line of performance ring and pinion gear options available with gear sets in a wide range of ratios for nearly every application, both on and off-road, check out Motive Gear. Motive Gear products can be found in the winner’s circle at racing events worldwide. The superior quality of Motive Gear components is the result of years of racing development, outstanding design and state-of-the-art manufacturing methods. Extensive testing is performed on all products by our in-house engineers.
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Motive Gear – Differential Mini Spool (Part No.MS7.5-26)

Differential Mini Spool

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$98.99
Motive Gear Mini-Spools replace your stock spider and side gears with a solid billet mini-spool for 100% traction to both wheels. Not recommended for street applications.

Product Features:
  • Billet construction
  • Not recommended for street applications
  • GM7.5″ MINI SPOOL 26 SPLINE
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Yukon Gear – Pinion Nut (Part No.33152)

Pinion Nut

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$9.99
Pinion nut for GM 7.2″ IFS, 7.5″, 7.6″, 7.6″ IFS, 8.0″, 8.25″, 8.5″, 8.6″, 9.25″ IFS, 9.5″ & Oldsmobile Dropouts. 1 1/4″ socket, 7/8″ x 14 thread.

Product Features:
  • Pinion nut for GM 7.2″, 7.5″, 7.625″, 8.0″, 8.25″ IFS, 8.5″, 8.6″, 9.25″ IFS and 9.5″
  • 7/8″ x 14 thread
  • 1 1/4″ socket
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Motive Gear – Differential Pinion Shim Kit (Part No.1100)

Differential Pinion Shim Kit

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$7.99
High-quality Differential Component Shim

Product Features:
  • SHIM KIT FITS-8.25-F7.5-AMC20-GM0
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(1 reviews)
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Yukon Gear – Redline Synthetic "Shock Proof" Oil – 4 Quarts (Part No.15004)

Redline Synthetic "Shock Proof" Oil - 4 Quarts

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$137.99
Redline Synthetic “Shock Proof” Oil. 4 Quarts.

Product Features:
  • Includes four quarts of Redline Shockproof oil
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Yukon Gear – Carrier Installation Kit For GM 8.5" Differential With HD Bearings (Part No.57009)

Carrier Installation Kit For GM 8.5" Differential With HD Bearings

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$148.99
Yukon Carrier installation kits are great, low cost kit for carrier changes such as Positraction or locker upgrades. Carrier installation kit for GM 8.5″ differential with HD bearings for large journal carrier. This kit contains carrier bearings, races and shims. This kit is used in 8.5″ differentials using a Yukon Dura Grip, Eaton posi, ValueTrac, True Trac, Pro-Series Auburn, Detroit Locker or standard carrier with large bearing journals.

Product Features:
  • Fits GM 8.5″ with aftermarket positraction
  • Works with Heavy Duty Bearings
  • Includes carrier bearings and races and “super” carrier shim kit
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Yukon Gear – The Carrier Bearing Puller (Part No.56034)

The Carrier Bearing Puller

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

Product Features:
  • Carrier bearing puller
  • Works with an impact gun to safely and easliy remove carrrier bearings
  • Not compatible with Dana 70HD, Dana 80, Ford 10.25″ and 10.5″ or Gm and Chrysler 11.5″ applications
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Yukon Gear – GM 7.5" Standard Open Side Gear Thrust Washer (Part No.33389)

GM 7.5" Standard Open Side Gear Thrust Washer

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$11.99
GM 7.5″ standard Open side gear thrust washer.

Product Features:
  • Side gear thrust washer
  • Fits GM 7.5″
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Yukon Gear – Dura Grip Positraction For GM 8.5" & 8.6" With 30 Spline Axles (Part No.26016)

Dura Grip Positraction For GM 8.5" & 8.6" With 30 Spline Axles

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$929.99
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. This unit has larger bearing journals for added strength & uses heavy-duty carrier bearings & races.

Product Features:
  • Fits GM 8.5″ and 8.6″ with 30 spline axles
  • 2.73 ratio and up 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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Powertrax – Lock Right Locker (Part No.1930-LR)

Lock Right Locker

from

$445.99
The Powertrax Lock-Right ultra-strength alloy locker’s straight-line performance is equal to a solid spool, but automatically unlocks in turns. Best suited for extreme off-road to severe on-road use, Powertrax Lock Right lockers replace the spider gears in your open differential carrier using basic tools and without affecting your ring and pinion settings. The whole job can be done in your driveway in a couple of hours, pin included! Powertrax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems automatically provide 100% traction on-demand, under the toughest circumstances. The Powertrax Grip-Pro and Grip-LS performance limited slips offer smooth dependable torque transfer and traction for the best of both worlds!The Powertrax® Lock-Right Locker provides outstanding traction for off-road machines and race vehicles. Powertrax No-Slip Traction Systems deliver excellent performance to street-driven cars and trucks.
  • Powertrax® lockers range from the original, Lock-Right for serious straight-line performance, to the No-Slip traction system for street-able vehicles.
  • Powertrax® offers three levels of GRIP locking differentials, ranging from the clutch-type GRIP LS with a forged steel case, the gear-driven GRIP PRO and finally the GRIP LOK for extreme traction.
  • Powertrax® = Extreme Traction Systems!
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    Pro-King – Differential Ring Gear Bolt (Part No.742G935)

    Differential Ring Gear Bolt

    from

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

    Product Features:
    • Meets or exceeds OE specifications
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    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
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    (3 reviews)
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    Yukon Gear – Standard Open Cross Pin (0.795" Diameter) For 8.5" GM – Fits Some Eaton Positractions (Part No.33401)

    Standard Open Cross Pin (0.795" Diameter) For 8.5" GM - Fits Some Eaton Positractions

    from

    $49.99
    Standard open cross pin (0.795″ diameter) for 8.5″ GM. fits some Eaton positractions.

    Product Features:
    • Cross pin shaft for GM 8.5″ and 8.6″
    • Fits standard open differentials only
    • 0.795″ diameter
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    Motive Gear – Differential Gear Install Kit (Part No.GM8.5IK)

    Differential Gear Install Kit

    from

    $65.99


    Product Features:
    • MINI INSTALL KIT GM 8.5 REAR
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    Popular 1975 Oldsmobile Omega Differentials Categories

    Differential Oil
    Differential Oil
    Rear Differential Cover Gaskets
    Rear Differential Cover Gaskets
    Differential Covers
    Differential Covers
    Differential Pinion Shaft Lock Bolts
    Differential Pinion Shaft Lock Bolts
    Differential Bearings
    Differential Bearings
    Differential Axle Shafts
    Differential Axle Shafts
    Differential Pinion Pilot Bearings
    Differential Pinion Pilot Bearings
    Differential Cover Bolts
    Differential Cover Bolts
    Differential Carriers
    Differential Carriers
    Differential Bearing Kits
    Differential Bearing Kits
    Front Differential Pinion Bearings
    Front Differential Pinion Bearings
    Differential Spider Gear Kits
    Differential Spider Gear Kits
    Differential Rebuild Kits
    Differential Rebuild Kits
    Differential Carrier Shim Kits
    Differential Carrier Shim Kits
    Differential Pinion Seals
    Differential Pinion Seals
    Differential Cover Plugs
    Differential Cover Plugs
    Differential Clutch Packs
    Differential Clutch Packs
    Differential Mini Spools
    Differential Mini Spools
    Differential Ring and Pinions
    Differential Ring and Pinions
    Differential End Yokes
    Differential End Yokes
    Differential Lock Assemblies
    Differential Lock Assemblies
    Differential Spools
    Differential Spools
    Differential Carrier Bearings
    Differential Carrier Bearings
    Rear Housing Cover Gaskets
    Rear Housing Cover Gaskets
    Differential Pinion Bearing Kits
    Differential Pinion Bearing Kits
    Differential Ring Gear Bolts
    Differential Ring Gear Bolts
    Bearing Race Drivers
    Bearing Race Drivers
    Differential Pinion Shafts
    Differential Pinion Shafts
    Differential Carrier Bearing Shims
    Differential Carrier Bearing Shims
    Differential Crush Sleeves
    Differential Crush Sleeves
    Differential Side Bearing Spacers
    Differential Side Bearing Spacers
    Differential Pinion Shims
    Differential Pinion Shims
    Differential Pinion Shaft Nuts
    Differential Pinion Shaft Nuts
    Differential Gear Install Kits
    Differential Gear Install Kits
    Differential Cross Pins
    Differential Cross Pins
    Differential Side Gear Thrust Washers
    Differential Side Gear Thrust Washers
    Differential Pinion Gear Thrust Washers
    Differential Pinion Gear Thrust Washers
    Limited Slip Differential Assemblies
    Limited Slip Differential Assemblies
    Differential Clutch Pack Clips
    Differential Clutch Pack Clips

    Most Popular Differential Covers for 1975 Oldsmobile Omegas

    Enhance your 1975 Oldsmobile Omega with one of the 6 Differential Covers we have in stock, starting at just $21.99.
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    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
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    (2 reviews)
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    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
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    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 – Steel Cover For GM 8.2" & 8.5" Rear (Part No.32332)

    Steel Cover For GM 8.2" & 8.5" Rear

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    $123.99
    Product Features:
    • Fits GM 8.2″, 8.5″ and 8.6″
    • Steel
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    Pro-King – Differential Carrier Cover (Part No.741A758)

    Differential Carrier Cover

    from

    $29.99
    Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

    Product Features:
    • Meets or exceeds OE specifications
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    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
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    Best-Selling 1975 Oldsmobile Omega Rear Differential Cover Gaskets

    Upgrade your Omega with one of our 2 best-selling Rear Differential Cover Gaskets, earning an average 5 stars rating across 1 reviews.
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    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
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    (1 reviews)
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    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″
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    Top-Quality Differential Oil for 1975 Oldsmobile Omegas

    Choose a high-quality OEM or aftermarket Differential Oil for Oldsmobile Omegas and enjoy top-notch performance from $35.99.
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    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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    (446 reviews)
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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
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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
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    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
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    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
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    Top Picks for 1975 Oldsmobile Omega Differential Bearings

    Invest in one of our 2 durable Differential Bearings for your 1975 Oldsmobile, knowing you’re getting trusted brands and expert craftsmanship.
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    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
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    (25 reviews)
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    Driveworks – Taper Bearing Cone (Part No.S-LM-501349)

    Taper Bearing Cone

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

    Product Features:
    • Brand may vary by location
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    (3 reviews)
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    Our Top-Rated Rear Housing Cover Gaskets for 1975 Oldsmobile Omegas

    Make a smart move for your 1975 Oldsmobile Omega with our Rear Housing Cover Gasket for $10.99.
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    Felpro – Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket (Part No.RDS 55028-1)

    Axle Housing Cover Gasket Oval Shaped 10 Bolt Hole Gasket

    from

    $10.99
    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
    • Unsurpassed quality you can trust
    • Validated for fit, form and function
    • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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    (195 reviews)
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    Top-Rated Differential Brands For Your 1975 Oldsmobile Omega

    When it comes to finding the perfect Differential for your 1975 Oldsmobile Omega, 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 Oldsmobile Omega, providing peace of mind with parts that meet or exceed OEM standards.

    Popular National 1975 Oldsmobile Omega Differentials

    If you’re looking for a top-quality Differential for your 1975 Oldsmobile Omega, 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 Oldsmobile Omega 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.
    Multi-Purpose Bearing
    from $16.99
    (25)
    Multi-Purpose Bearing
    “Smooth”
    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”
    Bearing Race
    from $11.99
    (2)
    Bearing Race
    “Reasonable price and woks well. front diff 2006 Escalade esv”

    Top-Quality Driveworks 1975 Oldsmobile Omega Differentials

    For those in search of a high-quality Differential for their 1975 Oldsmobile Omega, 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.
    Taper Bearing Cone
    from $10.99
    (3)
    Taper Bearing Cone
    “Worked for my 2006 escalade esv front diff”
    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.”

    FAQs for 1975 Oldsmobile Omega Differentials

    What are the best-selling Differentials for 1975 Oldsmobile Omegas?

    Out of 172 Differentials that fit 1975 Oldsmobile Omegas, the following parts are the top sellers:

    What’s the price range for 1975 Oldsmobile Omega Differentials?

    The prices of Differentials for the 1975 Oldsmobile Omega range from $2.79 up to $1,566.99 for the most premium parts.

    What is the average price of a Differential for a 1975 Oldsmobile Omega?

    The average price for Differentials for the 1975 Oldsmobile Omega is $223.05. 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 Oldsmobile Omega model years?

    Yes, we carry Differentials for 10 model years of Oldsmobile Omegas between 1973 and 1984. The following model years are the most popular for Differential purchases: 1984, 1983, 1982, 1981, 1980, 1979, 1978, 1977, and 1976.

    What are the cheapest Differentials for my 1975 Oldsmobile Omega?

    The cheapest 1975 Oldsmobile Omega Differentials we carry are:

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

    Yes. We stock Differentials for 8 other popular 1975 Oldsmobile models. Some of the most popular are 1975 Cutlass Differentials, 1975 Cutlass Supreme Differentials, 1975 98 Differentials, 1975 Delta 88 Differentials, and 1975 Toronado Differentials.

    What types of Differentials do you sell for my 1975 Oldsmobile Omega?

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

    Can I get help with 1975 Oldsmobile Omega Differential orders?

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

    What is your return policy for Oldsmobile Omega Differentials?

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

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