1980 Mercury Monarch Differentials

Essential 1980 Mercury Monarch Differentials

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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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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Felpro – Differential Carrier Gasket (Part No.RDS 13270)

Differential Carrier Gasket

from

$4.49
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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Felpro – Differential Cover Gasket (Part No.RDS 55003)

Differential Cover Gasket

from

$6.79
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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Motive Gear – Ring Gear Bolt (Part No.D8OZ4216B)

Ring Gear Bolt

from

$1.99


Product Features:
  • BOLT 9″ FORD OPEN R.G. SAME AS M-4216A200
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Richmond Gear – Differential Ring And Pinion (Part No.49-0027-1)

Differential Ring And Pinion

from

$344.99
Richmond Gear is the leading manufacturer of professional quality, high-performance drivetrain products. Our complete line of products ranges from high performance ring-and-pinion sets for serious street and racing applications to torque-hungry manual transmissions and components. Richmond Gear products have been winners both at the Daytona 500 and U.S. Nationals for decades. WINNERS RUN RICHMOND!

Product Features:
  • For over 80-years, the Richmond Double-Diamond logo has represented some of the highest quality gears in the racing industry. Winners Run Richmond!
  • The superior quality of Richmond gearsets is a result of outstanding design, world class manufacturing and an extensive testing process that is performed on all products.
  • Richmond performance gearsets have been winners for decades at: NHRA, NMRA, NMCA, Daytona 500, WISSOTA and U.S. Nationals.
  • Richmond Gear is a leading manufacturer of high performance ring and pinion gearsets and drivetrain components, backed by a two year warranty.
  • Engineered to perform faster and be more reliable, Richmond performance drivetrain products are the result of a continuous research and development program combined with state-of-the-art manufacturing capabilities.
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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!
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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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Motive Gear – Differential Carrier Gear Kit (Part No.F7.5BI)

Differential Carrier Gear Kit

from

$159.99


Product Features:
  • INTERNALS FORD 7.5
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Pro-King – Differential Pinion Shim Kit (Part No.763A203)

Differential Pinion Shim Kit

from

$11.79
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.
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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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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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National – Multi Purpose Seal (Part No.3604)

Multi Purpose Seal

from

$11.99
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:
  • 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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Motive Gear – Differential Pinion Shaft Support Block (Part No.D3SZ4211A)

Differential Pinion Shaft Support 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 o
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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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Motive Gear – Differential Carrier Gear Kit (Part No.F9-IO28)

Differential Carrier Gear Kit

from

$111.99


Product Features:
  • INT KT 8″ AND 9″ OPEN 28 SPL FRD
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Spectre – Differential Cover (Part No.6073)

Differential Cover

from

$52.99
Spectre’s Differential Covers are made to OEM specifications and are triple chrome plated for a lasting shine. Designed to protect the intricate moving parts of the differential, Spectre’s covers add an extra layer of protection to the vehicle’s underside. Featuring a 10-bolt design and fits the following vehicles with 7.5 inch ring gears: 1979-2003 Ford Mustang/Capri V8, 1982-2003 Ford Ranger, 1984-1997 Ford Aerostar, 1982-1992 Ford Bronco II, and 1994-2003 Mazda 2300/3000 differentials. Includes 10 SAE standard chrome bolts for installation. You’ll need to supply your own bolts if your application requires metric bolts.

Product Features:
  • 10 chrome 5/16 inch -18 x 3/4 inch differential cover bolts
  • 10-bolt design
  • Triple chrome plated for a lasting shine
  • Precision engineered for a perfect fit
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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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Powertrax – Lock Right Locker (Part No.1810-LR)

Lock Right Locker

from

$339.99
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 LS Traction System (Part No.LS109031)

    Grip LS Traction System

    from

    $451.99
    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 Crush Sleeve (Part No.3507575)

    Differential Crush Sleeve

    from

    $2.49


    Product Features:
    • CRUSH SLEEVE 7.25 & 8.25 MIN ORDER 5000
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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 – Pinion Yoke (Part No.MG1330-9044)

    Pinion Yoke

    from

    $152.99


    Product Features:
    • PINION YOKE FORD 9″ 1330 CAST 28SPL
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    Motive Gear – Differential Spool (Part No.FS9-35LW)

    Differential Spool

    from

    $149.99


    Product Features:
    • FULL SPOOL FORD 9″ 35 SPL. LGT WGT
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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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    Motive Gear – Differential Master Bearing Kit – Koyo (Part No.RA310RMK)

    Differential Master Bearing Kit - Koyo

    from

    $116.99
    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:
    • MSTR BRG KIT-8″ FORD OPEN DIFF ONLY
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    Motive Gear – Differential Super Bearing Kit – Koyo (Part No.R7.5FRSK)

    Differential Super Bearing Kit - Koyo

    from

    $113.99
    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:
    • KIT, SUPER BRG & SEAL-FORD 7.5
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    1980 Mercury Monarch Differentials

    Maybe you’re in the middle of a full rebuild of that 1980 Mercury Monarch. Maybe you just need a couple of Differentials. Either way, Advance Auto Parts has 78 different Differentials in our inventory ranging from $0.99 to $679.99. That means you can find the exact parts or products you need to keep that 1980 Mercury Monarch running smoothly.

    Differentials are only as good as their brand. We stock 9 different brands to make sure you have plenty of trusted parts to choose from for your 1980 Mercury Monarch. National, Dorman, and Felpro 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 1980 Mercury Monarch, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 243 reviews in this category, some of the top rated parts include Differential Carrier Gasket with 5.0 stars and Bearings with 5.0 stars.

    So if you’re in the market for aftermarket Differentials to keep your 1980 Mercury Monarch 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 1980 Mercury Monarch Last

    Simple repair, complete replacement, or a full rebuild. No matter the job, your 1980 Mercury Monarch 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 Monarch 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 Differential Open Unit and Components and Complete Differentials categories, plus more. For a 1980 Mercury Monarch, our most popular Powertrax Differentials include:
    No-Slip Traction System
    from $551.99
    (1)
    No-Slip Traction System
    Differential Open Unit and Components
    Lock Right Locker
    from $444.99
    (1)
    Lock Right Locker
    Complete Differentials

    Top 1980 Mercury Monarch Differentials from National

    National products are another trusted brand when it comes to Differentials for your 1980 Mercury Monarch. Popular National parts include:
    Multi Purpose Seal
    from $11.99
    (28)
    Multi Purpose Seal
    Differential Pinion Seals
    Bearings
    from $6.99
    (6)
    Bearings
    Differential Bearings
    Multi Purpose Seal
    from $15.79
    (3)
    Multi Purpose Seal
    Differential Pinion Seals

    FAQs for 1980 Mercury Monarch Differentials

    What are the most purchased Differentials for the 1980 Mercury Monarch?

    Out of 78 Differentials for the 1980 Mercury Monarch, the most popular in our inventory are:
    Differential Shaft Lock Bolt
    from $5.99
    (11)
    Differential Shaft Lock Bolt
    Differential Pinion Shaft Lock Bolts
    Differential Cover Gasket
    from $6.49
    (13)
    Differential Cover Gasket
    Rear Differential Cover Gaskets
    Oil Seal
    from $4.79
    (1)
    Oil Seal
    Differential Pinion Seals

    What are the top-rated 1980 Mercury Monarch Differentials?

    Top-rated Differentials for your 1980 Mercury Monarch based on customer reviews/ratings are:
    Differential Carrier Gasket
    from $8.49
    (9)
    Differential Carrier Gasket
    “Right fit the first time.”
    Bearings
    from $10.49
    (2)
    Bearings
    “Reasonable price and woks well. front diff 2006 Escalade esv”
    Differential Ring And Pinion
    from $344.99
    (2)
    Differential Ring And Pinion
    “Used it to upgrade my alternator on my 04 Jeep Grand Cherokee. It was a direct fit on my 4.7 HO.”