1985 Mercury Marquis Differentials

Essential 1985 Mercury Marquis Differentials

Pro-King – Differential Ring Gear Bolt (Part No.761A935)

Differential Ring Gear Bolt

from

$0.99
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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Sealed Power – Engine Auxiliary Shaft Bearing Set (Part No.1460M)

Engine Auxiliary Shaft Bearing Set

from

$22.99
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Steel-backed Babbitt lining material
  • Used in automotive and high-performance
  • Babbitt is designed to perform under extreme loads w/o damaging other engine parts
  • Babbitt is more environmentally friendly than other material
  • ISO & QS certified manufacturing
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Motive Gear – Differential Pinion Shim Kit (Part No.WAA4663)

Differential Pinion Shim Kit

from

$15.99
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!
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Motive Gear – Differential Mini Spool (Part No.MS88-28)

Differential Mini Spool

from

$98.99


Product Features:
  • MINI SPOOL 8.8 FORD 28SPL
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Driveworks – Tapered Cup Wheel Bearing Assembly (Part No.S-LM-102910)

Tapered Cup Wheel Bearing Assembly

from

$8.49
Value-priced bearing meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
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Pro-King – Differential Bearing Cone (Part No.742G250)

Differential Bearing Cone

from

$14.29
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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Pro-King – Shim Kit (Part No.741A200)

Shim Kit

from

$19.99
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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Dorman – Differential Clutch Kit (Part No.697-780)

Differential Clutch Kit

from

$262.99
This differential disc kit is a low-cost, time-saving repair solution for the posi-traction function. They are designed to match the fit and performance of the original disc on specific vehicle years, makes and models.

Product Features:
  • Direct replacement – this differential clutch kit provides the necessary components for repairing the original equipment on specific vehicles
  • Quality materials – all components are built for reliable longevity and performance
  • Smart solution – provides original equipment fit and function for a competitive price compared to original manufacturer
  • Trustworthy quality – backed by team of designers and engineers in the United States
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Dorman – Rear Axle Shaft, Left or Right (Part No.630-228)

Rear Axle Shaft, Left or Right

from

$242.99
Axle shaft damaged or bearings worn out? This axle shaft directly replaces the original equipment on certain vehicles, complete with all necessary application-specific installation components.

Product Features:
  • Direct replacement – this axle shaft replaces the original equipment on specific vehicle years, makes and models
  • Complete kit – each shaft includes critical installation hardware and components needed for specific vehicle applications
  • Durable construction – designed to rigorous standards and tested to ensure performance
  • Trustworthy solution – backed by team of engineers and quality control specialists in the United States
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Motive Gear – Differential Pinion Nut (Part No.379570S)

Differential Pinion Nut

from

$6.49
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!
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Dorman – Help – Pinion Crush Sleeves (Part No.81056)

Pinion Crush Sleeves

from

$5.99
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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Motive Gear – Differential Crush Sleeve (Part No.B7A4662A)

Differential Crush Sleeve

from

$2.99
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!
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Pro-King – Differential Internal Nest Kit (Part No.762B717)

Differential Internal Nest Kit

from

$239.99
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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Pro-King – Differential Internal Nest Kit (Part No.761A717)

Differential Internal Nest Kit

from

$309.99
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.F9IK)

Differential Gear Install Kit

from

$33.99
Product Features:
  • MINI INSTALL KIT FORD 9″
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Motive Gear – Differential Gear Install Kit (Part No.F7.5IK)

Differential Gear Install Kit

from

$35.49


Product Features:
  • MINI INSTALL KIT FORD 7.5
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Felpro – Differential Cover Gasket (Part No.RDS 55341)

Differential Cover Gasket

from

$14.99
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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Felpro – Differential Cover Gasket (Part No.RDS 55393)

Differential Cover Gasket

from

$6.49
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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Pro-King – Differential Cross Shaft (Part No.742G930)

Differential Cross Shaft

from

$2.79
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

Dorman – Help – Differential Shaft Lock Bolt (Part No.81048)

Differential Shaft Lock Bolt

from

$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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Motive Gear – Differential Pinion Seal (Part No.7044NA)

Differential Pinion Seal

from

$12.99
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!
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National – Multi Purpose Seal (Part No.51098)

Multi Purpose Seal

from

$7.29
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:
  • Low swell in hydrocarbon fluids
  • Design type: spring loaded; multi-lip
  • Provides good low temperature capability
  • Temperature range: -40°F to 225°F; -40°C to 107°C
  • Delivers quality and reliable performance for every type of repair
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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!
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    Powertrax – Grip LOK Traction System (Part No.LK109028)

    Grip LOK Traction System

    from

    $668.99
    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!
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    Motive Gear – Differential Bearing Kit – Timken (Part No.R9R306)

    Differential Bearing Kit - Timken

    from

    $111.99
    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:
    • 9″ BEARING KIT FOR 3.06 HOUSING
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    National – Wheel Bearing and Seal Kit (Part No.RA-311)

    Wheel Bearing and Seal Kit

    from

    $169.99
    National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

    Product Features:
    • Spindle bearing and seal kit
    • Includes all components required to complete the repair
    • Controlled heat treating process for lasting performance and extended bearing life
    • Industry leading coverage
    • Professional technicians know they can depend on National
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    Motive Gear – Differential Ring and Pinion (Part No.F9-411)

    Differential Ring and Pinion

    from

    $216.99


    Product Features:
    • FRD 10BL 9.0 R/P 4.11 MG
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    Motive Gear – Differential Ring and Pinion (Part No.F9-300)

    Differential Ring and Pinion

    from

    $245.99


    Product Features:
    • FRD 9″ R&P 3:00 RATIO
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    1985 Mercury Marquis Differentials

    Maybe you’re in the middle of a full rebuild of that 1985 Mercury Marquis. Maybe you just need a couple of Differentials. Either way, Advance Auto Parts has 49 different Differentials in our inventory ranging from $0.99 to $444.99. That means you can find the exact parts or products you need to keep that 1985 Mercury Marquis running smoothly.

    Differentials are only as good as their brand. We stock 10 different brands to make sure you have plenty of trusted parts to choose from for your 1985 Mercury Marquis. Felpro, National, and DriveWorks 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 1985 Mercury Marquis, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 744 reviews in this category, some of the top rated parts include Bearings with 4.4 stars and Wheel Bearing and Seal Kit with 3.8 stars.

    So if you’re in the market for aftermarket Differentials to keep your 1985 Mercury Marquis 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 1985 Mercury Marquis Last

    Simple repair, complete replacement, or a full rebuild. No matter the job, your 1985 Mercury Marquis 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 Marquis the best it can be. Be sure to browse some of our top Differentials brands and parts.

    Popular Powertrax Differentials

    We carry Powertrax parts in our stock across Complete Differentials categories, plus more. For a 1985 Mercury Marquis, our most popular Powertrax Differentials include:
    Lock Right Locker
    from $444.99
    (1)
    Lock Right Locker
    Complete Differentials

    Top 1985 Mercury Marquis Differentials from Felpro

    Felpro products are another trusted brand when it comes to Differentials for your 1985 Mercury Marquis. Popular Felpro parts include:
    Differential Cover Gasket
    from $14.99
    (121)
    Differential Cover Gasket
    Rear Differential Cover Gaskets

    FAQs for 1985 Mercury Marquis Differentials

    What are the most purchased Differentials for the 1985 Mercury Marquis?

    Out of 49 Differentials for the 1985 Mercury Marquis, the most popular in our inventory are:
    Multi Purpose Seal
    from $11.99
    (28)
    Multi Purpose Seal
    Differential Pinion Seals
    Tapered Cone/Cup Wheel Bearing Set
    from $7.79
    (9)
    Tapered Cone/Cup Wheel Bearing Set
    Differential Bearings
    Differential Shaft Lock Bolt
    from $5.99
    (11)
    Differential Shaft Lock Bolt
    Differential Pinion Shaft Lock Bolts

    What are the top-rated 1985 Mercury Marquis Differentials?

    Top-rated Differentials for your 1985 Mercury Marquis based on customer reviews/ratings are:
    Bearings
    from $15.99
    (7)
    Bearings
    “Comparable with the Timkens I removed. NATIONAL bearings have lasted decades in many of my other machines.”
    Wheel Bearing and Seal Kit
    from $169.99
    (4)
    Wheel Bearing and Seal Kit
    “Complete kit with for my rebuild. I was lucky to get awesome service from the salesman. Parts were very reasonable price-wise.”
    Differential Pinion Shim Kit
    from $7.49
    (1)
    Differential Pinion Shim Kit
    “good product”