1978 Pontiac Catalina Differentials

Essential 1978 Pontiac Catalina Differentials

Yukon Gear – Pinion Install Kit For GM 8.2" Differential For Buick, Pontiac, And Oldsmobile (Part No.13068)

Pinion Install Kit For GM 8.2" Differential For Buick, Pontiac, And Oldsmobile

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$259.99
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 8.2″ Buick, Oldsmobile and Pontiac
  • Included are pinion bearings and races, pinion seal, crush sleeve, complete pinion shim kit, and marking compound with brush.
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Yukon Gear – 1541H Alloy Rear Axle For GM 8.2" (Part No.21289)

1541H Alloy Rear Axle For GM 8.2"

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$289.99
Yukon 1541H alloy rear axle for GM 8.2″ with length of 29-7/8″ and 28 splines axle shaft for use with Buick, Oldsmobile, and Pontiac. Yukon 1541H alloy axles offer a strength increase over stock while retaining a low cost. Yukon 1541H alloy rear axles come with a one year warranty against manufacturing defects. long splines can be chopped off.

Product Features:
  • Fits 8.2″ Buick, Oldsmobile and Pontiac
  • 28 spline
  • 29 7/8″ long
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Yukon Gear – Pinion Nut Washer (Part No.33167)

Pinion Nut Washer

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$14.99
Pinion nut washer for GM 7.2″ IFS, 7.5″, 7.6″, 7.6″ IFS, 8.5″, 8.6″ & 9.5″.

Product Features:
  • Pinion nut washer for GM 7.2″ IFS, 7.5″, 7.625″, 7.6″ IFS, 8.5″, 8.6″ and 9.5″.
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Powertrax – Lock Right Locker (Part No.1940-LR)

Lock Right Locker

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$441.99
The Powertrax Lock-Right ultra-strength alloy locker’s straight-line performance is equal to a solid spool, but automatically unlocks in turns. Best suited for extreme off-road to severe on-road use, Powertrax Lock Right lockers replace the spider gears in your open differential carrier using basic tools and without affecting your ring and pinion settings. The whole job can be done in your driveway in a couple of hours, pin included! Powertrax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems automatically provide 100% traction on-demand, under the toughest circumstances. The Powertrax Grip-Pro and Grip-LS performance limited slips offer smooth dependable torque transfer and traction for the best of both worlds!The Powertrax® Lock-Right Locker provides outstanding traction for off-road machines and race vehicles. Powertrax No-Slip Traction Systems deliver excellent performance to street-driven cars and trucks.
  • Powertrax® lockers range from the original, Lock-Right for serious straight-line performance, to the No-Slip traction system for street-able vehicles.
  • Powertrax® offers three levels of GRIP locking differentials, ranging from the clutch-type GRIP LS with a forged steel case, the gear-driven GRIP PRO and finally the GRIP LOK for extreme traction.
  • Powertrax® = Extreme Traction Systems!
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    Richmond Gear – RngPnn (Part No.79-0064-1)

    RngPnn

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    $511.99
    RngPnn

    Yukon Gear – Conversion Kit (Part No.41184)

    Conversion Kit

    from

    $249.99
    Product Features:
    • Fits GM 8.2″ Buick, Oldsmobile and Pontiac
    • Adapt GM gears for BOP housing
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    Pro-King – Differential Cover Plug (Part No.742G484)

    Differential Cover Plug

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    $6.59
    Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

    Product Features:
    • All products are designed to meet or exceed OE quality, form, fit and funtion.
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    Yukon Gear – Pinion Depth Shims For GM 8.25" IFS, 8.5", 12 Bolt Car, Ford 8.8" & Chrysler 8.25" (Part No.55009)

    Pinion Depth Shims For GM 8.25" IFS, 8.5", 12 Bolt Car, Ford 8.8" & Chrysler 8.25"

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    $27.99
    8.25″ IFS, 8.5″, 12P, 7.5″ F, 8.8″ F, 8.25″ Chrysler pinion shim kit.

    Product Features:
    • Pinion depth shims for GM 8.25″ IFS, 8.5″, 8.6″, 12 bolt passenger car, Ford 7.5″ and 8.8″, Chrysler 8.25″
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    Pro-King – Differential Internal Nest Kit (Part No.741A717)

    Differential Internal Nest Kit

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    $184.99
    Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

    Product Features:
    • All products are designed to meet or exceed OE quality, form, fit and funtion.
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    Motive Gear – Differential Gear Install Kit (Part No.GM12IKC)

    Differential Gear Install Kit

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    $64.49


    Product Features:
    • MINI INSTALL KIT GM 12BLT 8.875 CAR
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    Yukon Gear – 14 Plate Duragrip Composite Clutches For GM 8.2", GM 8.5", 12T, 12P, Ford 8.8" & Cast Iron ‘Vette (Part No.16064)

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

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    $373.99
    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
    • Composite clutches
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    Motive Gear – Differential Pinion Solid Spacer Kit w/Shims (Part No.4101)

    Differential Pinion Solid Spacer Kit w/Shims

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    $53.99


    Product Features:
    • GM12 BOLT CAR SOLID SPACER & SHIMS
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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

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    $52.99
    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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    Yukon Gear – Posi Spring Kit For GM 7.5", With Preload Plates (Part No.33206)

    Posi Spring Kit For GM 7.5", With Preload Plates

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    $166.99
    Product Features:
    • Positraction spring kit
    • Fits GM 7.5″ and 7.625″ Dura Grip
    • Includes preload plates
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    Motive Gear – Differential Mini Spool (Part No.MS10-28)

    Differential Mini Spool

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    $98.99


    Product Features:
    • MINI SPOOL GM 10 BOLT 8 1/2″ 28 SPLINE
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    National – Bearings (Part No.LM501314)

    Bearings

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    $10.49
    National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

    Product Features:
    • Premium bearing design matches OEM specifications
    • Precision manufactured using premium-grade steel for outstanding durability and performance
    • Crowned raceways and rollers to ensure even load distribution for maximum life
    • Industry leading coverage
    • Professional technicians know they can depend on National
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    Dorman – Help – Differential Shaft Lock Bolt (Part No.81048)

    Differential Shaft Lock Bolt

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    $5.99
    This differential pinion shaft lock bolt is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

    Product Features:
    • Direct replacement – this differential pinion shaft lock bolt matches the fit and function of the factory part on specified years, makes and models
    • Ideal solution – this bolt is a reliable replacement for an original part that is missing or has failed due to fatigue
    • 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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    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:
    • All products are designed to meet or exceed OE quality, form, fit and funtion.
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    National – Bearings (Part No.HM804846)

    Bearings

    from

    $35.99
    National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

    Product Features:
    • Premium bearing design matches OEM specifications
    • Precision manufactured using premium-grade steel for outstanding durability and performance
    • Crowned raceways and rollers to ensure even load distribution for maximum life
    • Industry leading coverage
    • Professional technicians know they can depend on National
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    Yukon Gear – Bearing Race Driver (Part No.56017)

    Bearing Race Driver

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    $188.99
    Bearing race driver. No return.

    Product Features:
    • Bearing race driver
    • Fits HM89410 race
    • All steel construction
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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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    Motive Gear – Differential Crush Sleeve (Part No.3954480)

    Differential Crush Sleeve

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    $5.49


    Product Features:
    • CRUSH SLEEVE 12 BLT CAR
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    Felpro – DIFFERENTIAL GASKET (Part No.RDS 55072)

    DIFFERENTIAL GASKET

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    $7.99
    Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

    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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    Yukon Gear – Minor Install Kit For GM 8.5" Oldsmobile 442 And Cutlass Differential (Part No.12058)

    Minor Install Kit For GM 8.5" Oldsmobile 442 And Cutlass Differential

    from

    $156.99
    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 8.5″ Oldsmobile with 31 spline axles
    • Included are a pinion seal, crush sleeve, complete shim kit, marking compound and brush.
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    Motive Gear – Differential Pinion Seal (Part No.2043)

    Differential Pinion Seal

    from

    $3.49
    Motive Gear offers some of the toughest drive train components on the market today. If you are looking for the largest line of performance ring and pinion gear options available with gear sets in a wide range of ratios for nearly every application, both o
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    Yukon Gear – 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 – 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 – The Carrier Bearing Puller (Part No.56034)

    The Carrier Bearing Puller

    from

    $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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    1978 Pontiac Catalina Differentials

    Maybe you’re in the middle of a full rebuild of that 1978 Pontiac Catalina. Maybe you just need a couple of Differentials. Either way, Advance Auto Parts has 284 different Differentials in our inventory ranging from $1.99 to $1,014.99. That means you can find the exact parts or products you need to keep that 1978 Pontiac Catalina running smoothly.

    Differentials are only as good as their brand. We stock 11 different brands to make sure you have plenty of trusted parts to choose from for your 1978 Pontiac Catalina. Felpro, National, and Yukon Gear are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

    We know you’ll find the perfect Differentials for your 1978 Pontiac Catalina, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 3,355 reviews in this category, some of the top rated parts include Differential Master Bearing Kit – Koyo with 3.8 stars and Differential Ring and Pinion with 4.5 stars.

    So if you’re in the market for aftermarket Differentials to keep your 1978 Pontiac Catalina rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

    Differentials Brands To Make Your 1978 Pontiac Catalina Last

    Simple repair, complete replacement, or a full rebuild. No matter the job, your 1978 Pontiac Catalina demands trusted brand parts and products to keep it running. Many trusted brands of Differentials make up Advance Auto Parts’ inventory, and all are ready to help make your Catalina the best it can be. Be sure to browse some of our top Differentials brands and parts.

    Popular Mr. Gasket Differentials

    We carry Mr. Gasket parts in our stock across Rear Differential Cover Gaskets categories, plus more. For a 1978 Pontiac Catalina, our most popular Mr. Gasket Differentials include:
    Differential Gasket
    from $15.99
    (1)
    Differential Gasket
    Rear Differential Cover Gaskets

    Top 1978 Pontiac Catalina Differentials from Felpro

    Felpro products are another trusted brand when it comes to Differentials for your 1978 Pontiac Catalina. Popular Felpro parts include:
    Differential Cover Gasket
    from $9.99
    (195)
    Differential Cover Gasket
    Rear Differential Cover Gaskets
    DIFFERENTIAL GASKET
    from $7.99
    (45)
    DIFFERENTIAL GASKET
    Rear Differential Cover Gaskets

    FAQs for 1978 Pontiac Catalina Differentials

    What are the most purchased Differentials for the 1978 Pontiac Catalina?

    Out of 284 Differentials for the 1978 Pontiac Catalina, the most popular in our inventory are:
    Bearings
    from $16.99
    (25)
    Bearings
    Differential Bearings
    Differential Shaft Lock Bolt
    from $5.99
    (11)
    Differential Shaft Lock Bolt
    Differential Pinion Shaft Lock Bolts
    3 Qt - Penzoil 80W90 Conventional Gear Oil
    from $44.99
    This product is not rated
    3 Qt – Penzoil 80W90 Conventional Gear Oil
    Differential Oil

    What are the top-rated 1978 Pontiac Catalina Differentials?

    Top-rated Differentials for your 1978 Pontiac Catalina based on customer reviews/ratings are:
    Differential Master Bearing Kit - Koyo
    from $156.99
    (5)
    Differential Master Bearing Kit – Koyo
    “was delivered as promised and on time”
    Differential Ring and Pinion
    from $241.99
    (4)
    Differential Ring and Pinion
    “Perfect match and easy install”
    Multi Purpose Seal
    from $15.99
    (4)
    Multi Purpose Seal
    “Perfect”