1978 Mazda Cosmo Differentials

Essential 1978 Mazda Cosmo Differentials

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.32008)

Bearings

from

$36.49
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
  • Matched cup and cone components ensures consistent quality and outstanding performance
  • Industry leading coverage
  • Professional technicians know they can depend on National
See More

National – Bearings (Part No.32207)

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
  • Matched cup and cone components ensures consistent quality and outstanding performance
  • Industry leading coverage
  • Professional technicians know they can depend on National
See More

Driveworks – Tapered Roller Bearing (Part No.S-32206)

Tapered Roller Bearing

from

$17.99
Product Features:
  • Brand may vary by location
See More

National – Bearings (Part No.HM803146)

Bearings

from

$47.49
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.HM803110)

Bearings

from

$17.49
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 – Tapered Roller Bearing (Part No.S-HM-803110)

Tapered Roller Bearing

from

$13.49
Product Features:
  • Brand may vary by location
See More

National – Shaft Repair Sleeve (Part No.99157)

Shaft Repair Sleeve

from

$37.49
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:
  • Designed to repair damaged, grooved or worn shafts
  • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
  • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
  • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
  • Easy to install with removable flange and installation tool
  • Installation tool reduces sleeve distortion and allows for installation without removal from the shaft
See More

1978 Mazda Cosmo Differentials

Maybe you’re in the middle of a full rebuild of that 1978 Mazda Cosmo. Maybe you just need a couple of Differentials. Either way, Advance Auto Parts has 8 different Differentials in our inventory ranging from $13.49 to $47.49. That means you can find the exact parts or products you need to keep that 1978 Mazda Cosmo running smoothly.

Differentials are only as good as their brand. We stock 2 different brands to make sure you have plenty of trusted parts to choose from for your 1978 Mazda Cosmo. 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 1978 Mazda Cosmo, but don’t take our word for it – read our customer ratings and reviews and buy with confidence.

So if you’re in the market for aftermarket Differentials to keep your 1978 Mazda Cosmo 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 1978 Mazda Cosmo Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1978 Mazda Cosmo 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 Cosmo the best it can be. Be sure to browse some of our top Differentials brands and parts.

Popular National Differentials

We carry National parts in our stock across Differential Bearings and Differential Pinion Pilot Bearings categories, plus more. For a 1978 Mazda Cosmo, our most popular National Differentials include:
Bearings
from $16.99
(25)
Bearings
Differential Bearings
Shaft Repair Sleeve
from $37.49
(1)
Shaft Repair Sleeve
Differential Pinion Pilot Bearings

FAQs for 1978 Mazda Cosmo Differentials

What are the most purchased Differentials for the 1978 Mazda Cosmo?

Out of 8 Differentials for the 1978 Mazda Cosmo, the most popular in our inventory are:
Bearings
from $36.49
This product is not rated
Bearings
Differential Bearings
Bearings
from $47.49
This product is not rated
Bearings
Front Differential Pinion Bearings
Bearings
from $17.49
This product is not rated
Bearings
Front Differential Pinion Bearings