Mercury Custom Differentials

Your One-Stop Shop For Trusted Mercury Custom Differentials

If you’re in search of Mercury Custom Differentials aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 18 Differentials from top brands with prices ranging from $6.49 to $69.99.

Beyond great prices, we stock trusted brands manufacturing all types of Differentials for your Mercury Custom. Of the 3 OEM and aftermarket parts brands we carry, some of the most popular are Driveworks, National, 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 Custom Differentials below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Essential Mercury Custom Differentials

Driveworks – Oil Seal (Part No.S-5778)

Oil Seal

from

$10.49
Value-priced seal meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
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National – Multi Purpose Seal (Part No.5778V)

Multi Purpose Seal

from

$69.99
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: -100°F to 450°F; -73°C to 232°C
  • Resistant to hydrocarbon/oxygenate blends and provides superior performance
  • Provides excellent dry running capabilities, low coefficient of friction and excellent resistance to chemicals
  • Delivers quality and reliable performance for every type of repair
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National – Bearings (Part No.24780)

Bearings

from

$34.99
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
  • Crowned raceways and rollers to ensure even load distribution for maximum life
  • Industry leading coverage
  • Professional technicians know they can depend on National
See More

Driveworks – Taper Bearing Set (Part No.S-A-6)

Taper Bearing Set

from

$10.29
Value-priced bearing meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
See More

National – Bearings (Part No.25523)

Bearings

from

$19.79
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
  • Crowned raceways and rollers to ensure even load distribution for maximum life
  • Industry leading coverage
  • Professional technicians know they can depend on National
See More

National – Bearings (Part No.A-6)

Bearings

from

$16.99
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
  • Crowned raceways and rollers to ensure even load distribution for maximum life
  • Industry leading coverage
  • Professional technicians know they can depend on National
See More

National – Bearings (Part No.31520)

Bearings

from

$12.29
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
  • Crowned raceways and rollers to ensure even load distribution for maximum life
  • Industry leading coverage
  • Professional technicians know they can depend on National
See More

National – Bearings (Part No.02820)

Bearings

from

$12.29
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
  • Crowned raceways and rollers to ensure even load distribution for maximum life
  • Industry leading coverage
  • Professional technicians know they can depend on National
See More

Felpro – Axle Housing Cover Gasket (Part No.RDS 12758)

Axle Housing Cover Gasket

from

$11.99
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 – Axle Housing Cover Gasket (Part No.RDS 6629)

Axle Housing 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
See More

Felpro – DIFFERENTIAL GASKET (Part No.RDS 55015)

DIFFERENTIAL GASKET

from

$11.49
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
See More

National – Bearings (Part No.15245)

Bearings

from

$9.99
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
  • Crowned raceways and rollers to ensure even load distribution for maximum life
  • Industry leading coverage
  • Professional technicians know they can depend on National
See More

National – Bearings (Part No.31594)

Bearings

from

$29.99
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
  • Crowned raceways and rollers to ensure even load distribution for maximum life
  • Industry leading coverage
  • Professional technicians know they can depend on National
See More

National – Bearings (Part No.02872)

Bearings

from

$29.99
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
  • Crowned raceways and rollers to ensure even load distribution for maximum life
  • Industry leading coverage
  • Professional technicians know they can depend on National
See More

Differentials Brands You Can Trust For Your Mercury Custom

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

Popular National Differentials

National products for the Mercury Custom span several categories. Some of the highest-rated National Differentials that will fit your Mercury Custom are:
Bearings
from $16.99
(25)
Bearings
Differential Bearings
Bearings
from $34.99
(1)
Bearings
Differential Bearings
Bearings
from $9.99
(8)
Bearings
Front Differential Pinion Bearings

Top Mercury Custom Differentials from Driveworks

Your Mercury Custom will be purring again thanks to Driveworks brand Differentials available for online order or in-store pick up. Popular Driveworks parts include:
Taper Bearing Set
from $10.29
(38)
Taper Bearing Set
Differential Bearings
Oil Seal
from $10.49
(3)
Oil Seal
Differential Pinion Seals

Most Purchased Mercury Custom Differentials from Driveworks

When you buy the most frequently purchased Driveworks brand Differentials, you can be confident it will be the right part for your Mercury Custom. Here are the Driveworks Differentials Advanced Auto customers buy the most:
Taper Bearing Set
from $10.29
(38)
Taper Bearing Set
Differential Bearings
Bearings
from $16.99
(25)
Bearings
Differential Bearings
Bearings
from $9.99
(8)
Bearings
Front Differential Pinion Bearings

FAQs for Mercury Custom Differentials

What are the most purchased Differentials for the Mercury Custom?

Out of 18 Differentials for the Mercury Custom, the most popular in our inventory are:
Axle Housing Cover Gasket
from $6.49
(10)
Axle Housing Cover Gasket
Rear Housing Cover Gaskets
Bearings
from $29.99
This product is not rated
Bearings
Front Differential Pinion Bearings
Tapered Roller Bearing
from $14.49
This product is not rated
Tapered Roller Bearing
Differential Bearings