1986 Mercury Marquis Differentials

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Keep Your 1986 Mercury Marquis in Top Shape with Quality Differentials

Whether you’re repairing or upgrading your Differential, using high-quality parts is key to keeping your 1986 Mercury Marquis looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Differential Axle Shafts, Differential Oil, and Rear Differential Cover Gaskets. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Differentials from Trusted Brands

Looking for a reliable Differential? We’ve got you covered with options from brands you know and trust like Motive Gear, National, and Valvoline. For example, Motive Gear Differentials start at just $7.99 with an average 4.0 star rating. National and Valvoline offer similar pricing and quality, backed by strong customer feedback. With over 2,412 reviews and a solid 4 star average, you can shop with confidence knowing other Mercury Marquis owners approve.

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 1986 Mercury Marquis in peak condition, inside and out.

Essential 1986 Mercury Marquis Differentials

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
See More

Valvoline – MaxLife Multi-Vehicle Automatic Transmission Fluid, 1 Gallon (Part No.773775)

MaxLife Multi-Vehicle Automatic Transmission Fluid, 1 Gallon

from

$35.99
Valvoline MaxLife Multi-Vehicle ATF is a full-synthetic formulation with advanced additives to prevent the major causes of transmission breakdown and help extend transmission life.  Developed to help prevent leaks, maximize transmission performance, reduce transmission wear, and maintain smooth shifting longer than conventional fluids. It is suitable for use in a broad range of ATF applications including most Ford, GM, Toyota, Honda, Nissan, Hyundai, BMW, Mercedes, Volvo, VW & Audi. Recommended for use in the following applications: GM DEXRON-II, DEXRON-III, DEXRON-VI, Ford MERCON LV, Toyota/Lexus Type T, T-II, T-IV, WS, Honda/Acura, ATF-Z1, Nissan/Infiniti Matic-D, Matic-J, Matric-K, Matic-S, Hyundai/Kia SP-II, SP-III, SP-IV, SPH-IV, BMW 7045E, ETL 8072B, LA2634, LT71141, Allison C-4, Mercedes Benz NAG-1, Volvo 1161521, 1161540, 97340, 1273.41, and VW/Audi G-052-025-A2, G-052-162-A1. For CVT applications Valvoline recommends Valvoline Full Synthetic CVT Fluid.

Product Features:
  • Formulated with full-synthetic base oils and long life friction modifiers to help improve smooth shifting, eliminate slippage and shudder, prevent clutch wear and improve drivability longer than conventional fluids
  • High-performance seal conditioners maintain and preserve the elasticity of seals to help prevent leaks in high mileage transmissions
  • Developed with anti-wear technology to help improve transmission durability
  • Engineered with a proprietary blend of base oils and advanced additives to provide better oil flow at low temperatures and greater film protection at higher temperatures
See More

Richmond Gear – RngPnn (Part No.69-0418-L)

RngPnn

from

$444.99
RngPnn

Richmond Gear – RngPnnInstlKt (Part No.83-1011-B)

RngPnnInstlKt

from

$48.99
RngPnnInstlKt

Pro-King – Differential Carrier Shim Kit (Part No.741A200)

Differential Carrier Shim Kit

from

$19.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

Product Features:
  • Meets or exceeds OE specifications
See More

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

Pinion Crush Sleeves

from

$6.49
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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Schaeffler – Bearing – TRB (Tapered Roller Bearing) (Part No.KT36)

Bearing - TRB (Tapered Roller Bearing)

from

$34.49
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

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:
  • Meets or exceeds OE specifications
See More

Motive Gear – Differential Pinion Nut (Part No.379570S)

Differential Pinion Nut

from

$6.99
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!
See More

Felpro – Axle Housing Cover Gasket Rectangular Shaped, 10 Bolt Hole Gasket (Part No.RDS 55341)

Axle Housing Cover Gasket Rectangular Shaped, 10 Bolt Hole Gasket

from

$15.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
See More

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

Differential Shaft Lock Bolt

from

$6.79
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
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:
  • Meets or exceeds OE specifications
See More

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

Differential Ring Gear Bolt

from

$1.29
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

Product Features:
  • Meets or exceeds OE specifications
See More

Motive Gear – Ring Gear Bolt (Part No.D5AZ4216A)

Ring Gear Bolt

from

$1.99


Product Features:
  • Ford 7.5″, 8.8″ Ring Gear Bolt
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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!
See More

Pro-King – Differential Pinion Shim Kit (Part No.742G202)

Differential Pinion Shim Kit

from

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

Product Features:
  • Meets or exceeds OE specifications
See More

Dorman – Rear Axle Shaft, Left Or Right (Part No.630-209A)

Rear Axle Shaft, Left Or Right

from

$110.99
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
See More

Dorman – Axle Shaft (Part No.630-209)

Axle Shaft

from

$297.99
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
See More

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 without damaging other engine parts
  • Babbitt is more environmentally friendly than other material
  • ISO & QS certified manufacturing
See More

National – Axle Differential Bearing & Seal Kit (Part No.RA-311MK)

Axle Differential Bearing & Seal Kit

from

$116.99
The National bearing & seal kit includes all the components required to complete the repair.

Product Features:
  • COMPLETE SOLUTION – Includes everything needed to complete the repair
  • STRONG AND DURABLE – Controlled heat treatment process for strength and durability
  • 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
  • Professional technicians know they can depend on National
See More

Motive Gear – Differential Master Bearing Kit – Koyo (Part No.R9R325MK)

Differential Master Bearing Kit - Koyo

from

$119.99
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:
  • MASTER KIT FORD 9″ W/ DAYTONA
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Motive Gear – Differential Pinion Solid Spacer Kit w/Shims (Part No.4104)

Differential Pinion Solid Spacer Kit w/Shims

from

$10.49


Product Features:
  • SOLID SPACER FORD 8.8″ & 9″
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Motive Gear – Differential Pinion Solid Spacer Kit w/Shims (Part No.4105)

Differential Pinion Solid Spacer Kit w/Shims

from

$22.79


Product Features:
  • FORD 9″ SOLID SPACER KIT
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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!
See More

Schaeffler – Shaft Seal (Part No.SS2865)

Shaft Seal

from

$15.99
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
See More

National – Tapered Roller Bearing Cone (Part No.HM89444)

Tapered Roller Bearing Cone

from

$51.99
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

National – Tapered Roller Bearing Cone (Part No.HM89443)

Tapered Roller Bearing Cone

from

$38.99
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

Driveworks – Tapered Roller Bearing (Part No.S-LM-603012)

Tapered Roller Bearing

from

$7.99
Product Features:
  • Brand may vary by location
See More

Most Popular Differential Axle Shafts for 1986 Mercury Marquis

Enhance your 1986 Mercury Marquis with one of the 3 Differential Axle Shafts we have in stock, starting at just $117.99.

Motive Gear – Axle Shaft (Part No.MG1231)

Axle Shaft

from

$149.99
The Motive Gear replacement axle shaft offers an OE-quality axle shaft at a fraction of the OE cost. Manufactured from 1541H material on high-tolerance CNC equipment, this axle shaft is designed to provide a perfect fit every time.

Product Features:
  • AXLE SHAFT 8.8″ 28 SPL. 29 1/4″ 79-93 MUSTANG L & R
See More

Pro-King – Rear Axle Shaft Kit (Part No.AXK-212)

Rear Axle Shaft Kit

from

$241.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket. All products are designed to meet or exceed OE quality, form, fit and function.

Product Features:
  • Meets or exceeds OE specifications
  • Dual heat treating process
See More

Dorman – Rear Axle Shaft, Left Or Right (Part No.630-228A)

Rear Axle Shaft, Left Or Right

from

$117.99
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
See More

Best-Selling 1986 Mercury Marquis Differential Oil

Upgrade your Marquis with our best-selling Differential Oil with a 5 Starts rating across 446 reviews.

Valvoline – MaxLife Multi-Vehicle Automatic Transmission Fluid, 1 Gallon (Part No.773775)

MaxLife Multi-Vehicle Automatic Transmission Fluid, 1 Gallon

from

$35.99
Valvoline MaxLife Multi-Vehicle ATF is a full-synthetic formulation with advanced additives to prevent the major causes of transmission breakdown and help extend transmission life.  Developed to help prevent leaks, maximize transmission performance, reduce transmission wear, and maintain smooth shifting longer than conventional fluids. It is suitable for use in a broad range of ATF applications including most Ford, GM, Toyota, Honda, Nissan, Hyundai, BMW, Mercedes, Volvo, VW & Audi. Recommended for use in the following applications: GM DEXRON-II, DEXRON-III, DEXRON-VI, Ford MERCON LV, Toyota/Lexus Type T, T-II, T-IV, WS, Honda/Acura, ATF-Z1, Nissan/Infiniti Matic-D, Matic-J, Matric-K, Matic-S, Hyundai/Kia SP-II, SP-III, SP-IV, SPH-IV, BMW 7045E, ETL 8072B, LA2634, LT71141, Allison C-4, Mercedes Benz NAG-1, Volvo 1161521, 1161540, 97340, 1273.41, and VW/Audi G-052-025-A2, G-052-162-A1. For CVT applications Valvoline recommends Valvoline Full Synthetic CVT Fluid.

Product Features:
  • Formulated with full-synthetic base oils and long life friction modifiers to help improve smooth shifting, eliminate slippage and shudder, prevent clutch wear and improve drivability longer than conventional fluids
  • High-performance seal conditioners maintain and preserve the elasticity of seals to help prevent leaks in high mileage transmissions
  • Developed with anti-wear technology to help improve transmission durability
  • Engineered with a proprietary blend of base oils and advanced additives to provide better oil flow at low temperatures and greater film protection at higher temperatures
See More

Top-Quality Rear Differential Cover Gaskets for 1986 Mercury Marquis

Choose a high-quality OEM or aftermarket Rear Differential Cover Gasket for Mercury Marquis and enjoy top-notch performance from $15.99.

Felpro – Axle Housing Cover Gasket Rectangular Shaped, 10 Bolt Hole Gasket (Part No.RDS 55341)

Axle Housing Cover Gasket Rectangular Shaped, 10 Bolt Hole Gasket

from

$15.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
See More

Our Top Pick for a 1986 Mercury Marquis Differential Bearing

Invest in a durable Differential Bearing for your 1986 Mercury, knowing you’re getting trusted brands and expert craftsmanship.

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

Multi-Purpose Bearing

from

$27.99
Product Features:
  • CONSISTENT PERFORMANCE: Matched cup and cone components ensure consistent performance
  • PREMIUM MATERIALS: Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION: Crowned raceways and rollers for even load distribution
  • OE-STYLE DESIGN: Engineered to meet OE specifications
  • COMPREHENSIVE COVERAGE: Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING: Comprehensive testing throughout design and development processes by National engineers for quality you can count on
See More

Our Differential Pinion Seals for 1986 Mercury Marquis

Make a smart move for your 1986 Mercury Marquis with our Differential Pinion Seal for $15.99.

Schaeffler – Shaft Seal (Part No.SS2865)

Shaft Seal

from

$15.99
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
See More

Top-Rated Differential Brands For Your 1986 Mercury Marquis

When it comes to finding the perfect Differential for your 1986 Mercury Marquis, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 10 trusted brands. We carry the most popular Differential brands including Valvoline, National, and Motive Gear, and more, all known for their exceptional customer ratings (average brand rating of 4.8 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 1986 Mercury Marquis, providing peace of mind with parts that meet or exceed OEM standards.

Popular Valvoline 1986 Mercury Marquis Differentials

If you’re looking for a top-quality Differential for your 1986 Mercury Marquis, Advance Auto Parts has exactly what you need with our selection of Valvoline Differentials. We have 1 Valvoline Differentials in stock for this fitment, all known for their durability and precision fit. With prices starting at just $35.99, you’ll find the perfect Differential for your needs and budget. Valvoline Differentials for the 1986 Mercury Marquis come highly rated, with over 446 customer reviews and an impressive average rating of 4.8 stars. Choosing a Valvoline Differential from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
MaxLife Multi-Vehicle Automatic Transmission Fluid, 1 Gallon
from $35.99
(446)
MaxLife Multi-Vehicle Automatic Transmission Fluid, 1 Gallon
“Good quality great price”

Top-Quality National 1986 Mercury Marquis Differentials

For those in search of a high-quality Differential for their 1986 Mercury Marquis, 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 $17.99, with an average price of $71.99, giving you a range of options to suit your budget. Backed by over 12 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 $17.99
(7)
Multi-Purpose Bearing
“Comparable with the Timkens I removed. NATIONAL bearings have lasted decades in many of my other machines.”
Axle Differential Bearing & Seal Kit
from $169.99
(4)
Axle Differential Bearing & Seal Kit
“Complete kit with for my rebuild. I was lucky to get awesome service from the salesman. Parts were very reasonable price-wise.”
Multi-Purpose Bearing
from $27.99
(1)
Multi-Purpose Bearing
“great price”

FAQs for 1986 Mercury Marquis Differentials

What are the best-selling Differentials for 1986 Mercury Marquis?

Out of 51 Differentials that fit 1986 Mercury Marquis, the following parts are the top sellers:

What’s the price range for 1986 Mercury Marquis Differentials?

The prices of Differentials for the 1986 Mercury Marquis range from $1.29 up to $1,115.99 for the most premium parts.

What is the average price of a Differential for a 1986 Mercury Marquis?

The average price for Differentials for the 1986 Mercury Marquis is $140.71. 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 Marquis model years?

Yes, we carry Differentials for 18 model years of Mercury Marquis between 1967 and 1985. The following model years are the most popular for Differential purchases: 1985, 1984, 1983, 1982, 1981, 1980, 1979, 1978, and 1977.

What are the cheapest Differentials for my 1986 Mercury Marquis?

The cheapest 1986 Mercury Marquis Differentials we carry are:

Does Advance Auto Parts sell Differentials for any other 1986 Mercury models?

Yes. We stock Differentials for 5 other popular 1986 Mercury models. Some of the most popular are 1986 Cougar Differentials, 1986 Grand Marquis Differentials, 1986 Sable Differentials, 1986 Capri Differentials, and 1986 Topaz Differentials.

What are the top-rated Differentials that fit the 1986 Mercury Marquis?

Based on 2,412 reviews by customers, our 1986 Mercury Marquis Differentials have an average customer rating of 4 stars. These are the highest-rated categories of Differentials for the 1986 Mercury Marquis and their top-rated products:

What types of Differentials do you sell for my 1986 Mercury Marquis?

As of 3/1/26, these are some of the most in-demand types of Differentials for a 1986 Mercury Marquis:

Can I get help with 1986 Mercury Marquis 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 Marquis Differentials?

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