1975 Mercury Bobcat Differentials

Keep Your 1975 Mercury Bobcat in Top Shape with Quality Differentials

Whether you’re repairing or upgrading your Differential, using high-quality parts is key to keeping your 1975 Mercury Bobcat looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Rear Differential Cover Gaskets, Differential Bearings, 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, Powertrax, and Motive Gear. For example, National Differentials start at just $7.99 with an average 4.3 star rating. Powertrax and Motive Gear offer similar pricing and quality, backed by strong customer feedback. With over 168 reviews and a solid 5 star average, you can shop with confidence knowing other Mercury Bobcat owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1975 Mercury Bobcat Differential at Advance Auto Parts is around $204.43, with a range that starts at $1.29 and goes up to $941.99. With 107 options in stock from 11 trusted brands, finding the right fit is easy. Popular picks like Tapered Cone/Cup Wheel Bearing Set, Copper Washer For Ford 9" & 8" Dropout Housing, and Differential Carrier Gasket Oval Shaped 10 Bolt Hole Gasket start at just $5.49 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 Mercury Bobcat in peak condition, inside and out.

Essential 1975 Mercury Bobcat Differentials

Motive Gear – Differential Mini Spool (Part No.MS9-28)

Differential Mini Spool

from

$33.99


Product Features:
  • MINI SPOOL 8″ & 9″ 28 SPLN STL 090428
See More

Yukon Gear – Un-Notched Cross Pin Shaft For 7.5" Ford – Oem, Not Auburn Gear (Part No.33330)

Un-Notched Cross Pin Shaft For 7.5" Ford - Oem, Not Auburn Gear

from

$36.99
Un-notched cross pin shaft for 7.5″ Ford. OEM, not Auburn gear.

Product Features:
  • Cross pin shaft for Ford 7.5″
  • 3.45 and down ratios only
See More

Yukon Gear – Dana 44, Ford 8" / 9", And Model 20 Side Gear Thrust Washer Replacement (Part No.33283)

Dana 44, Ford 8" / 9", And Model 20 Side Gear Thrust Washer Replacement

from

$5.99
Product Features:
  • Side gear thrust washer for Ford 8″, Ford 9″ and AMC Model 20
  • 0.030″ thick
See More

Yukon Gear – Pinion Support Bolt For 8" And 9" Ford (Part No.33242)

Pinion Support Bolt For 8" And 9" Ford

from

$6.99
Pinion support bolt for 8″ and 9″ Ford.

Product Features:
  • Pinion support bolt for Ford 8″ and 9″
  • 3/8″ x 24 thread
  • 1.0″ long
See More

Yukon Gear – Pinion Gear For 8" And 9" Ford (Part No.16160)

Pinion Gear For 8" And 9" Ford

from

$23.99
Pinion gear for 8″ and 9″ Ford.

Product Features:
  • Pinion gear
  • Fits Ford 8″ and 9″
See More

Powertrax – Grip PRO Traction System (Part No.GT109031)

Grip PRO Traction System

from

$496.99
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!
See More

Motive Gear – Differential Master Bearing Kit – Timken (Part No.RA310RAMKT)

Differential Master Bearing Kit - Timken

from

$125.99
Motive Gear Differential Bearing Kits Include Front & Rear Pinion Bearing, Pinion Seal, Carrier Bearings, Pilot Bearing Where Applicable, Gear Marking Compound, Crush Sleeve, Pinion Nut, Brush, Thread Locking Compound And Cover Gasket Or Rtv

Product Features:
  • FORD 8″ BRG. MSTR KIT W/AUBURN & TRUETRAC TIMEKEN
See More

Richmond Gear – RngPnn (Part No.49-0100-1)

RngPnn

from

$360.99
RngPnn

Yukon Gear – Good Used Yoke For Ford 8" With A 1310 U/Joint Size (Part No.41047)

Good Used Yoke For Ford 8" With A 1310 U/Joint Size

from

$289.99
Good used Yukon yoke for Ford 8″ with a 1310 U/joint size. 3.219″ snap ring span, 1.062″ cap diameter. Outside snap ring. All Yukon yokes come with a one year warranty against manufacturing defects.

Product Features:
  • Fits Ford 8″
  • 25 spline
  • 1310 u-joint size
  • Outside snap ring design
  • 3.219″ snap ring span
  • 1.062″ cap diameter
  • U-bolt style
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

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:
  • All products are designed to meet or exceed OE quality, form, fit and funtion.
See More

Yukon Gear – Ford 8" & 9" Standard Open, Ag, & Detroit Locker Ring Gear Bolt (Part No.33043)

Ford 8" & 9" Standard Open, Ag, & Detroit Locker Ring Gear Bolt

from

$5.99
Ford 8″ & 9″ standard Open, AG, & Detroit locker ring gear bolt, 1.0″ long, Ford.

Product Features:
  • Ring gear bolt for Ford 8″ and 9″
  • For use with standard open carrier, Auburn Gear limited slip and Detroit Locker
  • 1.0″ long
See More

Yukon Gear – Pinion Install Kit For Ford 8" Differential (Part No.13040)

Pinion Install Kit For Ford 8" Differential

from

$251.99
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 Ford 8″
  • Included are pinion bearings and races, pinion seal, pinion nut, crush sleeve, complete pinion shim kit, and marking compound with brush.
See More

Powertrax – No-Slip Traction System (Part No.9206902800)

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 – Trac Loc Spring For Ford 9" & 8" (Part No.33518)

    Trac Loc Spring For Ford 9" & 8"

    from

    $8.99
    Product Features:
    • Trac Loc spring for Ford 8″ and 9″
    See More

    National – Shaft Repair Sleeve (Part No.99199)

    Shaft Repair Sleeve

    from

    $37.99
    National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

    Product Features:
    • Designed to repair damaged, grooved or worn shafts
    • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
    • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
    • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
    • Easy to install with removable flange and installation tool
    See More

    Felpro – Differential Carrier Gasket Oval Shaped 10 Bolt Hole Gasket (Part No.RDS 13270)

    Differential Carrier Gasket Oval Shaped 10 Bolt Hole Gasket

    from

    $5.49
    Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

    Product Features:
    • Meets or exceeds all original equipment specifications
    • Application specific design to ensure a perfect fit
    • Engineered and manufactured specifically for the repair environment
    • Unsurpassed quality you can trust
    • Includes all parts needed to complete the repair
    See More

    Powertrax – Lock Right Locker (Part No.1830-LR)

    Lock Right Locker

    from

    $444.99
    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!
  • See More

    USA Standard Gear – Master Overhaul Kit for the Ford 8" Differential w/ HD Posi (Part No.37029)

    Master Overhaul Kit for the Ford 8" Differential w/ HD Posi

    from

    $249.99
    USA Standard Master Overhaul kits let you finish your install with confidence. This kit uses Koyo bearings and races. Included are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve (if applicable), oil baffles and slingers (if applicable), threading locking compound, marking compound with brush and gasket.

    Product Features:
    • Fits Ford 8″ with aftermarket positraction
    • Uses Koyo bearings and races
    • Included are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve, thread locker, marking compound with brush and gasket.
    See More

    Yukon Gear – Pilot Bearing For Ford 8" (Part No.18043)

    Pilot Bearing For Ford 8"

    from

    $40.99
    9.25 Chrysler FRONT PINION KIT , 03 & UP DODGE TRUCK .

    Product Features:
    • Pilot bearing
    • Fits Ford 8″
    See More

    Yukon Gear – Pinion Depth Shims For Ford 8" (Part No.55055)

    Pinion Depth Shims For Ford 8"

    from

    $31.99
    8″ Ford pinion shim kit.

    Product Features:
    • Pinion depth shims for Ford 8″
    See More

    Yukon Gear – The Carrier Bearing Puller (Part No.56072)

    The Carrier Bearing Puller

    from

    $883.99
    The Yukon carrier bearing Puller works with an impact gun to quickly and safely remove carrier bearings without damaging them. This unit comes with a handy bench top stand and works with up to one ton applications including Dana 70HD, Dana 80, 10.25″ & 10.5″ Ford, or GM & Chrysler 11.5″ differentials.

    Product Features:
    • Carrier bearing puller
    • Works with an impact gun to safely and easliy remove carrrier bearings
    See More

    Yukon Gear – Tracloc Clutch Set (Two Sides) For 7.5" Ford (Part No.16013)

    Tracloc Clutch Set (Two Sides) For 7.5" Ford

    from

    $264.99
    TracLoc clutch set (two sides) for 7.5″ Ford.

    Product Features:
    • Clutch kit
    • Fit Ford 7.5″ Trac Loc positraction
    See More

    National – Multi-Purpose Seal (Part No.8181NA)

    Multi-Purpose Seal

    from

    $12.99
    National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

    Product Features:
    • Design type: spring loaded; multi-lip
    • Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
    • Good low temperature capability
    • Low swell in hydrocarbon fluids
    • Delivers quality and reliable performance for every type of repair
    See More

    Motive Gear – Differential Lock Thrust Block (Part No.D3SZ4211A)

    Differential Lock Thrust Block

    from

    $47.49
    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 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.
    See More

    National – Tapered Roller Bearing Cone (Part No.LM501349)

    Tapered Roller Bearing Cone

    from

    $19.99
    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

    Motive Gear – Differential Gear Install Kit (Part No.F8IK)

    Differential Gear Install Kit

    from

    $44.49
    All Motive Gear products are engineered for their specific application and manufactured in state of the art facilities. All of our products undergo rigid quality control processes to insure proper fit, performance and longevity. Motive Gear products can be found in the winners circle at NHRA, IHRA, NMRA, NMCA, SODA, SCORE, BITD, Ultra-4 and NASCAR events because we offer unmatched selection and quality demanded by racers and their crew chiefs – the same quality and selection demanded by DIY customers and top mechanics. With four warehouses strategically located across North America, most Motive Gear orders arrive within 2-4 days. Win with Motive Gear!
    See More

    Driveworks – Taper Bearing Cup (Part No.S-LM-501314)

    Taper Bearing Cup

    from

    $7.99
    Value-priced bearing meets all cataloged application requirements.

    Product Features:
    • Brand may vary by location
    See More

    Most Popular Rear Differential Cover Gasket for 1975 Mercury Bobcats

    Enhance your 1975 Mercury Bobcat with this popular Rear Differential Cover Gasket we have in stock, for $11.99.

    Yukon Gear – 8" Dropout Housing Gasket (Part No.23010)

    8" Dropout Housing Gasket

    from

    $11.99
    8″ dropout housing gasket.

    Product Features:
    • Dropout gasket
    • Fits Ford 8″
    See More

    Best-Selling 1975 Mercury Bobcat Differential Bearings

    Upgrade your Bobcat with one of our 8 best-selling Differential Bearings, earning an average 4.75 stars rating across 31 reviews.

    National – Multi-Purpose Bearing (Part No.A-13)

    Multi-Purpose Bearing

    from

    $13.79
    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 – Tapered Cone/Cup Wheel Bearing Set (Part No.S-A-35)

    Tapered Cone/Cup Wheel Bearing Set

    from

    $26.99
    Value-priced bearing meets all cataloged application requirements.

    Product Features:
    • Brand may vary by location
    See More

    National – Bearing Race (Part No.LM501310)

    Bearing Race

    from

    $8.49
    Product Features:
    • PREMIUM MATERIALS: Precision manufactured using premium-grade steel for outstanding durability and performance
    • SMOOTH ROTATION: Crowned raceways for even load distribution
    • OE-STYLE DESIGN: Engineered to meet OE specifications
    • COMPREHENSIVE COVERAGE: Industry-leading coverage for domestic and import applications
    • RIGOROUS TESTING: Comprehensive testing throughout design and development processes by National engineers for quality you can count on
    See More

    Yukon Gear – 8" Ford Pilot Bearing Retainer (Part No.33254)

    8" Ford Pilot Bearing Retainer

    from

    $13.99
    8″ Ford pilot bearing retainer.

    Product Features:
    • Pilot bearing retainer for Ford 8″
    See More

    FAG US – Bearing – TRB (Tapered Roller Bearing) (Part No.KT5)

    Bearing - TRB (Tapered Roller Bearing)

    from

    $21.29
    With advanced load-carrying capacity and compact design, tapered roller bearings are used in wheel bearings, transmissions, differentials, transfer cases and other miscellanous applications. FAG manufacturers over 100 million tapered roller bearings annually.

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

    FAG US – Bearing – TRB (Tapered Roller Bearing) (Part No.KT13)

    Bearing - TRB (Tapered Roller Bearing)

    from

    $20.29
    With advanced load-carrying capacity and compact design, tapered roller bearings are used in wheel bearings, transmissions, differentials, transfer cases and other miscellanous applications. FAG manufacturers over 100 million tapered roller bearings annually.

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

    FAG US – Cup (Part No.M88010)

    Cup

    from

    $11.29
    With advanced load-carrying capacity and compact design, tapered roller bearings are used in wheel bearings, transmissions, differentials, transfer cases and other miscellanous applications. FAG manufacturers over 100 million tapered roller bearings annually.

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

    FAG US – Cup (Part No.LM501310)

    Cup

    from

    $9.99
    With advanced load-carrying capacity and compact design, tapered roller bearings are used in wheel bearings, transmissions, differentials, transfer cases and other miscellanous applications. FAG manufacturers over 100 million tapered roller bearings annually.

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

    Top-Quality Differential Oil for 1975 Mercury Bobcats

    Choose a high-quality OEM or aftermarket Differential Oil for Mercury Bobcats and enjoy top-notch performance from $99.99.

    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

    Top Picks for 1975 Mercury Bobcat Differential Pinion Seals

    Invest in one of our 2 durable Differential Pinion Seals for your 1975 Mercury, knowing you’re getting trusted brands and expert craftsmanship.

    National – Multi-Purpose Seal (Part No.8181NA)

    Multi-Purpose Seal

    from

    $12.99
    National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

    Product Features:
    • Design type: spring loaded; multi-lip
    • Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
    • Good low temperature capability
    • Low swell in hydrocarbon fluids
    • Delivers quality and reliable performance for every type of repair
    See More

    Yukon Gear – 8" Ford Pinion Seal (Part No.30180)

    8" Ford Pinion Seal

    from

    $24.99
    8″ Ford pinion seal.Yukon Mighty seal.

    Product Features:
    • Pinion seal
    • Fits Ford 8″
    See More

    Our Top-Rated Pinion Shaft Bearings for 1975 Mercury Bobcats

    Make a smart move for your 1975 Mercury Bobcat with our Pinion Shaft Bearing for $16.99.

    National – Multi-Purpose Bearing (Part No.A-5)

    Multi-Purpose Bearing

    from

    $16.99
    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 Differential Brands For Your 1975 Mercury Bobcat

    When it comes to finding the perfect Differential for your 1975 Mercury Bobcat, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 11 trusted brands. We carry the most popular Differential brands including Powertrax, National, and Motive Gear, and more, all known for their exceptional customer ratings (average brand rating of 4.7 stars) and competitive prices, as low as $2.99. Purchasing a Differential from us here at Advance Auto Parts is a smart move for both you and your 1975 Mercury Bobcat, providing peace of mind with parts that meet or exceed OEM standards.

    Popular Powertrax 1975 Mercury Bobcat Differentials

    If you’re looking for a top-quality Differential for your 1975 Mercury Bobcat, Advance Auto Parts has exactly what you need with our selection of Powertrax Differentials. We have 2 Powertrax Differentials in stock for this fitment, all known for their durability and precision fit. With prices starting at just $444.99 and an average cost of $498.49, you’ll find the perfect Differential for your needs and budget. Powertrax Differentials for the 1975 Mercury Bobcat come highly rated, with over 2 customer reviews and an impressive average rating of 4.7 stars. Choosing a Powertrax Differential from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
    Lock Right Locker
    from $444.99
    (1)
    Lock Right Locker
    “Fast service and the right part.”
    No-Slip Traction System
    from $551.99
    (1)
    No-Slip Traction System
    “Installed, no issues, works great.”

    Top-Quality National 1975 Mercury Bobcat Differentials

    For those in search of a high-quality Differential for their 1975 Mercury Bobcat, Advance Auto Parts offers a great selection of National Differentials. With 3 National 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 $7.99, with an average price of $11.59, giving you a range of options to suit your budget. Backed by over 23 customer ratings and an average rating of 4.3 stars, National Differentials provide both reliability and excellent performance. Choosing a National Differential from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
    Multi-Purpose Bearing
    from $13.79
    (17)
    Multi-Purpose Bearing
    “Good quality product”
    Multi-Purpose Seal
    from $12.99
    (2)
    Multi-Purpose Seal
    “Worked great on this 1966 Mustang w/ 8″ rear end.”
    Bearing Race
    from $7.99
    (4)
    Bearing Race
    “Goes with M88010 bearing cup. Application was the pinion bearing race for a Ford 9 Inch on a 1957 Ford F-100.”

    FAQs for 1975 Mercury Bobcat Differentials

    What are the best-selling Differentials for 1975 Mercury Bobcats?

    Out of 107 Differentials that fit 1975 Mercury Bobcats, the following parts are the top sellers:

    What’s the price range for 1975 Mercury Bobcat Differentials?

    The prices of Differentials for the 1975 Mercury Bobcat range from $1.29 up to $941.99 for the most premium parts.

    What is the average price of a Differential for a 1975 Mercury Bobcat?

    The average price for Differentials for the 1975 Mercury Bobcat is $204.43. 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 Mercury Bobcat model years?

    Yes, we carry Differentials for 4 model years of Mercury Bobcats between 1976 and 1980. The following model years are the most popular for Differential purchases: 1980, 1979, 1978, 1977, and 1976.

    What are the cheapest Differentials for my 1975 Mercury Bobcat?

    The cheapest 1975 Mercury Bobcat Differentials we carry are:

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

    Yes. We stock Differentials for 6 other popular 1975 Mercury models. Some of the most popular are 1975 Cougar Differentials, 1975 Grand Marquis Differentials, 1975 Montego Differentials, 1975 Capri Differentials, and 1975 Marquis Differentials.

    What are the top-rated Differentials that fit the 1975 Mercury Bobcat?

    The one 1975 Mercury Bobcat Differential we have in stock is the Differential Ring Gear Bolt. It costs $1.29.

    What types of Differentials do you sell for my 1975 Mercury Bobcat?

    As of 11/2/25, these are some of the most in-demand types of Differentials for a 1975 Mercury Bobcat:

    Can I get help with 1975 Mercury Bobcat Differential orders?

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

    What is your return policy for Mercury Bobcat Differentials?

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