1978 Plymouth PB300 Differentials

Essential 1978 Plymouth PB300 Differentials

Pro-King – Differential Axle Bearing (Part No.742G280)

Differential Axle Bearing

from

$16.79
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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National – Bearings (Part No.LM501310)

Bearings

from

$9.29
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
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Dorman – Differential Ring and Pinion Set (Part No.697-347)

Differential Ring and Pinion Set

from

$249.99
This differential ring and pinion directly replaces the original equipment on specific vehicle years, makes and models.

Product Features:
  • Direct replacement – this ring and pinion set matches the fit and function of the original components on certain vehicle applications
  • Effective fix – eliminates grinding and whining from failed original bearings
  • Thoroughly tested – vehicle try-on testing and rigorous quality control measures ensure longevity
  • Trustworthy quality – backed by team of designers and engineers in the United States
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Dorman – Differential Ring and Pinion Set (Part No.697-315)

Differential Ring and Pinion Set

from

$298.99
The gears of our Differential Ring and Pinion are engineered to effectively transfer torque from the driveshaft to the axles. Its robust steel construction ensures durability for years of service.

Product Features:
  • Replacement eliminates driveline grinding and whining sounds
  • Direct replacement for a proper fit
  • Rigorous quality control measures, including try-on testing, ensure that this part conforms to product standards
  • Highly recommended for use with Dorman’s Differential Bearing Kit
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Felpro – Differential Cover Gasket (Part No.RDS 6014)

Differential Cover Gasket

from

$15.99
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 – DIFFERENTIAL GASKET (Part No.RDS 6095-1)

DIFFERENTIAL GASKET

from

$8.29
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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Dorman – Oil Drain Plug Differential Plug Chrysler 2008-2000, Head Size (Part No.090-062CD)

Oil Drain Plug Differential Plug Chrysler 2008-2000, Head Size

from

$8.99
This differential cover plug 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 cover plug matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this plug 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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Victor Reinz – Differential Cover Gasket (Part No.71-14868-00)

Differential Cover Gasket

from

$8.79
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
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Driveworks – Oil Seal (Part No.S-9316)

Oil Seal

from

$3.99
Value-priced seal meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
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Pro-King – Pinion Seal (Part No.716A070)

Pinion Seal

from

$6.69
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.
See More

National – Bearings (Part No.HM88510)

Bearings

from

$14.29
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

Valvoline – MaxLife Multi-Vehicle (ATF) Full Synthetic Automatic Transmission Fluid, 1 Quart (Part No.VV324)

MaxLife Multi-Vehicle (ATF) Full Synthetic Automatic Transmission Fluid, 1 Quart

from

$12.79
Product Features:
  • High-performance seal conditioners maintain and preserve the elasticity of seals to help prevent leaks
  • Long-life friction modifiers and premium base oils help improve smooth shifting, eliminate slippage and shudder, prevent clutch wear and improve drivability longer than conventional fluids
  • Enhanced cleaning additives help reduce varnish formation and keep the transmission running properly longer
  • Engineered with a unique blend of viscosity modifiers and base oils to provide better oil flow at low temperatures and greater film protection at higher temperatures
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Needa Parts – Rubber Differential Plug Chrysler 2008-2000 (sold by each) (Part No.090-062)

Rubber Differential Plug Chrysler 2008-2000 (sold by each)

from

$10.99
Our Differential Cover Plug is manufactured from high quality rubber. Durable design ensures a long service life.

Product Features:
  • Direct replacement for a proper fit every time
  • Conveniently available in packs of different quantities
  • Easy to install
  • Dorman’s Differential Cover Plugs are constructed to strict engineering quality standards
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Needa Parts – Differential Plug, Rubber, Chrysler 2008-2000 (Part No.65293)

Differential Plug, Rubber, Chrysler 2008-2000

from

$5.99
This differential cover plug 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 cover plug matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this plug 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

National – Bearings (Part No.HM803110)

Bearings

from

$22.99
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 – Tapered Roller Bearing (Part No.S-HM-88542)

Tapered Roller Bearing

from

$16.49
Product Features:
  • Brand may vary by location
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National – Bearings (Part No.HM807010)

Bearings

from

$27.49
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.HM88542)

Bearings

from

$22.99
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 – Tapered Roller Bearing (Part No.S-HM-803110)

Tapered Roller Bearing

from

$13.49
Product Features:
  • Brand may vary by location
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Driveworks – Tapered Roller Bearing (Part No.S-HM-803146)

Tapered Roller Bearing

from

$27.49
Product Features:
  • Brand may vary by location
See More

Driveworks – Tapered Roller Bearing (Part No.S-HM-88510)

Tapered Roller Bearing

from

$10.29
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

Driveworks – Tapered Roller Bearing (Part No.S-HM-807010)

Tapered Roller Bearing

from

$17.29
Product Features:
  • Brand may vary by location
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

1978 Plymouth PB300 Differentials

Maybe you’re in the middle of a full rebuild of that 1978 Plymouth PB300. Maybe you just need a couple of Differentials. Either way, Advance Auto Parts has 26 different Differentials in our inventory ranging from $3.99 to $298.99. That means you can find the exact parts or products you need to keep that 1978 Plymouth PB300 running smoothly.

Differentials are only as good as their brand. We stock 7 different brands to make sure you have plenty of trusted parts to choose from for your 1978 Plymouth PB300. Valvoline, National, and Dorman 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 Plymouth PB300, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 3,800 reviews in this category, some of the top rated parts include DIFFERENTIAL GASKET with 3.0 stars and Bearings with 4.3 stars.

So if you’re in the market for aftermarket Differentials to keep your 1978 Plymouth PB300 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 Plymouth PB300 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1978 Plymouth PB300 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 PB300 the best it can be. Be sure to browse some of our top Differentials brands and parts.

Popular Needa Parts Differentials

We carry Needa Parts parts in our stock across Differential Drain Plugs categories, plus more. For a 1978 Plymouth PB300, our most popular Needa Parts Differentials include:
Differential Plug, Rubber, Chrysler 2008-2000
from $5.99
(11)
Differential Plug, Rubber, Chrysler 2008-2000
Differential Drain Plugs

FAQs for 1978 Plymouth PB300 Differentials

What are the most purchased Differentials for the 1978 Plymouth PB300?

Out of 26 Differentials for the 1978 Plymouth PB300, the most popular in our inventory are:
Bearings
from $9.99
(8)
Bearings
Front Differential Pinion Bearings
Oil Drain Plug Differential Plug Chrysler 2008-2000, Head Size
from $8.99
This product is not rated
Oil Drain Plug Differential Plug Chrysler 2008-2000, Head Size
Differential Cover Plugs
Taper Bearing Cone
from $17.99
(2)
Taper Bearing Cone
Differential Bearings

What are the top-rated 1978 Plymouth PB300 Differentials?

Top-rated Differentials for your 1978 Plymouth PB300 based on customer reviews/ratings are:
DIFFERENTIAL GASKET
from $8.29
(4)
DIFFERENTIAL GASKET
“Great Product”
Bearings
from $22.99
(3)
Bearings
“works great !!!”
Differential Cover Gasket
from $15.99
(1)
Differential Cover Gasket
“OEM only uses silicone , the gasket set with a thin layer of silicone is a much better sealant method”