Mercury Grand Marquis Differentials

Your One-Stop Shop For Trusted Mercury Grand Marquis Differentials

If you’re in search of Mercury Grand Marquis Differentials aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 558 Differentials from top brands with prices ranging from $0.99 to $2,064.99.

Beyond great prices, we stock trusted brands manufacturing all types of Differentials for your Mercury Grand Marquis. Of the 21 OEM and aftermarket parts brands we carry, some of the most popular are Valvoline, Royal Purple, and FELPRO.

And don’t forget to read customer reviews across all Differentials categories in our catalog. Buy with confidence by leveraging past customer experiences of our aftermarket and OEM parts.

At Advance Auto Parts, we don’t think top quality Differentials have to cost top dollar, and we prove it. Browse our top Mercury Grand Marquis Differentials below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Essential Mercury Grand Marquis Differentials

National – Bearings (Part No.R-1535-TAV)

Bearings

from

$41.99
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
  • High radial load capacity makes them suitable for high speed applications
  • Industry leading coverage
  • Professional technicians know they can depend on National
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USA Standard Gear – Pinion Installation Kit For ’09 & Down Ford 8.8 (Part No.60009)

Pinion Installation Kit For '09 & Down Ford 8.8

from

$119.99
8.8″ FORD 09 & DWN PINION KIT .

Product Features:
  • Fits 2009 and down Ford 8.8″
  • Uses Koyo bearings and races
  • Included are pinion bearings and races, pinion seal, pinion nut, crush sleeve, marking compound and brush.
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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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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!
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    Yukon Gear – Yoke For Ford 9" With 35 Spline Pinion And A 1350 U/Joint Size (Part No.41058)

    Yoke For Ford 9" With 35 Spline Pinion And A 1350 U/Joint Size

    from

    $304.99
    Yukon yoke for Ford 9″ with 35 spline pinion and a 1350 U/joint size. 3.625″ snap ring span, 1.188″ cap diameter. Outside snap ring. All Yukon yokes come with a one year warranty against manufacturing defects.

    Product Features:
    • Fits Ford 9″
    • 35 spline
    • 1350 u-joint size
    • Outside snap ring design
    • 3.625″ snap ring span
    • 1.188″ cap diameter
    • U-bolt style
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    Yukon Gear – O-Ring For 9" Ford (Part No.30028)

    O-Ring For 9" Ford

    from

    $14.99
    O-ring for 9″ Ford.Yukon Mighty seal.

    Product Features:
    • Pinion support o-ring
    • Fits Ford 9″
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    Felpro – Differential Carrier Gasket (Part No.RDS 55074)

    Differential Carrier Gasket

    from

    $8.49
    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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    Yukon Gear – Star Washers, 3.062" Ford 9" Drop Out New Design Only (Part No.32143)

    Star Washers, 3.062" Ford 9" Drop Out New Design Only

    from

    $4.99
    STAR washers, 3.062″ Yukon Ford 9″ Drop Out new design ONLY.

    Product Features:
    • Star washer
    • Fits Ford 9″
    • 3.062″ designs only
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    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
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    Dorman – Differential Yoke including Seal and Pinion Nut (Part No.697-507)

    Differential Yoke including Seal and Pinion Nut

    from

    $48.99
    A worn or damaged differential pinion flange can lead to driveline vibrations and fluid leaks. This part is designed to match the performance of the original equipment pinion flange on specified vehicles. It has been engineered to help restore a secure and reliable connection between the differential pinion and the drive shaft when the original flange is rusted, worn or damaged. It is made of rugged materials for reliable service and durability.

    Product Features:
    • Direct replacement – this differential pinion flange is designed to match the performance of the original equipment flange on specified vehicles.
    • Ideal solution – engineered to help restore a secure and reliable connection between the differential pinion and the drive shaft when the original flange is worn or damaged.
    • Durable construction – designed and manufactured to strict specifications for reliable performance
    • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
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    Motive Gear – Nodular Differential Housing (Part No.26306)

    Nodular Differential Housing

    from

    $533.99


    Product Features:
    • NODULAR HOUSING 9″ FORD 3.062 BORE STRANGE # N1905
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    Yukon Gear – Chrome Cover For 7.5" Ford (Part No.32008)

    Chrome Cover For 7.5" Ford

    from

    $42.99
    Chrome cover for 7.5″ Ford.

    Product Features:
    • Fits Ford 7.5″
    • Chrome
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    Yukon Gear – Mini Spool For Ford 8.8" With 28 Spline Axles (Part No.32225)

    Mini Spool For Ford 8.8" With 28 Spline Axles

    from

    $218.99
    Mini spools are a low-cost traction option for vehicles looking for full-time lockup. The mini spool installs into a standard open carrier and give 100% power to both tires at all times. These units are not recommended for street-driven vehicles. We recommend full spools for vehicles with large tires or high horsepower. These units come with a one year warranty against manufacturing defects.

    Product Features:
    • Fits Ford 8.8″ with 28 spline axles
    • Provides 100% traction to both wheels at all times
    • Installs into standard open carrier case
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    Yukon Gear – Trac Loc For Ford 9" Wtih 31 Spline Axles – Aggressive Design (Part No.26009)

    Trac Loc For Ford 9" Wtih 31 Spline Axles - Aggressive Design

    from

    $784.99
    The Yukon Dura Grip provides aggressive yet smooth traction to give you the confidence & performance you need. Get longer life and better traction with the heavy duty Yukon Dura Grip Positraction. The Yukon Trac Loc uses a nodular case, billet side hat, and forged internals for higher strength than stock Trac-Locs. The units use composite clutches for high performance and long life. All units are Rebuildable. Yukon offers a one year warranty against manufacturing defects.

    Product Features:
    • Fits Ford 9″ with 31 spline axles
    • Trac Loc positraction
    • Clutch style positraction
    • Aggressive design
    • Internal gears are manufactured using forged 4320 steel and cut to provide stronger teeth
    • Fully rebuildable
    • Assembled in the USA
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    Yukon Gear – Pilot Bearing Retainer For Ford 9" (Part No.33255)

    Pilot Bearing Retainer For Ford 9"

    from

    $11.99
    Pilot bearing retainer for Ford 9″.

    Product Features:
    • Pilot bearing retainer for Ford 9″
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    FAG US – SHAFT SEAL (Part No.SS2934)

    SHAFT SEAL

    from

    $19.79
    SHAFT SEAL

    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

    from

    $59.99
    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 – 8.5" & 8.2" GM Carrier Installation Kit (Part No.57008)

    8.5" & 8.2" GM Carrier Installation Kit

    from

    $109.99
    Yukon Carrier installation kits are great, low cost kit for carrier changes such as Positraction or locker upgrades. Carrier installation kit for GM 8.2″ & 8.5″ differential. This kit contains carrier bearings, races and shims.

    Product Features:
    • Fits GM 7.5″, 7.625″ 8.2″ and 8.5″
    • Includes carrier bearings and races and “super” carrier shim kit
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    Yukon Gear – 1541H Alloy Rear Axle For ’03 And Newer 8.8" Ford Crown Victoria With ABS (Part No.21508)

    1541H Alloy Rear Axle For '03 And Newer 8.8" Ford Crown Victoria With ABS

    from

    $341.99
    Yukon 1541H alloy rear axle for ’03 and newer 8.8″ Ford Crown Victoria with ABS. axle has a length of 34-3/8″ inches and 31 splines. 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. This is a C-clip axle.

    Product Features:
    • Fits 2003 and up Crown Victoria, Grand Marquis, Marauder and Town Car
    • 31 spline
    • 34 3/8″ long
    • 5 lug
    • This axle is ABS compatible and includes ABS tone ring
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    Motive Gear – Differential Mini Spool (Part No.MS9-31)

    Differential Mini Spool

    from

    $31.99


    Product Features:
    • MINI SPOOL 8″ & 9″ 31 SPLN STL 090431
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    Yukon Gear – Trac Loc Spring Plate For Ford 9" & 8" (Part No.33517)

    Trac Loc Spring Plate For Ford 9" & 8"

    from

    $10.99
    Product Features:
    • Trac Loc spring plate for Ford 8″ and 9″
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    Richmond Gear – RngPnnInstlKt (Part No.83-1011-B)

    RngPnnInstlKt

    from

    $48.99
    RngPnnInstlKt

    Motive Gear – Differential Ring and Pinion (Part No.F8.8-355)

    Differential Ring and Pinion

    from

    $228.99


    Product Features:
    • FRD 10BL 8.8 R/P 3.55 MG
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    Yukon Gear – DiffrlPinSupport (Part No.32358)

    DiffrlPinSupport

    from

    $819.99
    DiffrlPinSupport

    Yukon Gear – Positraction Internals For 8" And 9" Ford With 28 Spline Axles, In A 2-Pinion Design (Part No.16022)

    Positraction Internals For 8" And 9" Ford With 28 Spline Axles, In A 2-Pinion Design

    from

    $285.99
    Yukon positraction internals for 8″ and 9″ Ford with 28 spline axles, in a 2-pinion design. Yukon uses higher quality materials and better techniques than OEM to ensure a longer lasting spider gear set. This kit does not include clutches. All components come with a one year warranty against manufacturing defects.

    Product Features:
    • Spider gear kit
    • Fits Ford 9″ with Trac Loc positraction with 28 spline axles
    • Includes two side gears, two pinion gears, cross pin shaft, roll pin and spider gear thrust washers.
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    Mercury Grand Marquis Differentials List

    Differentials Brands You Can Trust For Your Mercury Grand Marquis

    21 trusted brands of Differentials line our shelves, ready to help keep your Mercury Grand Marquis running smooth. Below are some of the most popular brands and their top Differentials offerings:

    Popular Powertrax Differentials

    Powertrax products for the Mercury Grand Marquis span several categories. Some of the highest-rated Powertrax Differentials that will fit your Mercury Grand Marquis are:
    Lock Right Locker
    from $444.99
    (1)
    Lock Right Locker
    Complete Differentials
    No-Slip Traction System
    from $551.99
    (1)
    No-Slip Traction System
    Differential Open Unit and Components

    Most Purchased Mercury Grand Marquis Differentials from Valvoline

    When you buy the most frequently purchased Valvoline brand Differentials, you can be confident it will be the right part for your Mercury Grand Marquis. Here are the Valvoline Differentials Advanced Auto customers buy the most:
    DEX/MERC Automatic Transmission Fluid, 1 Gallon
    from $35.99
    (17)
    DEX/MERC Automatic Transmission Fluid, 1 Gallon
    Differential Oil

    FAQs for Mercury Grand Marquis Differentials

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

    Out of 558 Differentials for the Mercury Grand Marquis, the most popular in our inventory are:
    Differential Cover Gasket
    from $14.99
    (121)
    Differential Cover Gasket
    Rear Differential Cover Gaskets

    What are the top-rated Mercury Grand Marquis Differentials?

    Top-rated Differentials for your Mercury Grand Marquis based on customer reviews/ratings are:
    Taper Bearing Set
    from $10.79
    (33)
    Taper Bearing Set
    “Everything worked as it should 5 stars”
    Differential Cover Gasket
    from $6.49
    (13)
    Differential Cover Gasket
    “It’s a gasket. It fits and it doesn’t leak. That’s what they are supposed to do.”