1978 GMC C25 Differential Ring and Pinions

Enhance and Protect Your 1978 GMC C25 with Quality Differential Ring and Pinions

Maintaining the performance of your 1978 GMC C25 starts with choosing the right parts, and a high-quality Differential Ring and Pinion helps ensure a reliable and efficient vehicle. At Advance Auto Parts, we offer Differential Ring and Pinions specifically for the 1978 GMC C25, ensuring a perfect fit and lasting durability. Choosing to shop with Advance Auto Parts means you’re making a smart decision to prioritize both quality and reliability for your vehicle.

Affordable and Reliable Differential Ring and Pinions for Every Budget

Finding a Differential Ring and Pinion that combines quality with affordability is easy at Advance Auto Parts. With prices starting as low as $179.99 and an average price of $328.89, you can choose one that fits your budget while delivering the quality you expect. Our Differential Ring and Pinions are competitively priced, ranging from $179.99 to $505.99, so you get value without compromising on strength or reliability.

Trusted Brands and Top-Rated Options

With 30 Differential Ring and Pinions from 4 trusted brands in stock, Advance Auto Parts has you covered. Our Differential Ring and Pinions for the 1978 GMC C25 have earned reviews from over 48 customers, with an average 5 stars rating across the board. Popular options include Ring & Pinion Gear Set For 10.5" GM 14 Bolt Truck In A 3.73 Ratio, Differential Ring and Pinion, and Differential Ring and Pinion, starting at $179.99. Our selection includes highly regarded brands such as USA Standard Gear, Motive Gear, and Yukon Gear, and more, offering you top-notch reliability. For example, we have 5 USA Standard Gear Differential Ring and Pinions starting at $339.99 with an average rating of 2 stars, 15 Motive Gear options from $179.99 with a 4 stars rating, and 6 Yukon Gear Differential Ring and Pinions priced from $439.99 with a 3 stars average rating.

Explore Related Parts for a Complete Solution

To further enhance your 1978 GMC C25, don’t miss our related parts categories, including Differential Oil and Rear Differential Cover Gaskets. These additions will round out your repair or upgrade project and ensure your vehicle is ready for any adventure.

Differential Ring and Pinions for Your 1978 GMC C25

Richmond Gear – Differential Ring And Pinion (Part No.69-0298-1)

Differential Ring And Pinion

from

$360.99
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.
See More

Richmond Gear – Differential Ring And Pinion (Part No.69-0350-1)

Differential Ring And Pinion

from

$350.99
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.
See More

USA Standard Gear – Ring & Pinion Gear Set For 10.5" GM 14 Bolt Truck In A 3.73 Ratio (Part No.36182)

Ring & Pinion Gear Set For 10.5" GM 14 Bolt Truck In A 3.73 Ratio

from

$434.99
USA Standard ring & pinion sets are the right choice to add confidence to your install. USA Standard Gear offers a full line of ring & pinion sets for a variety of common & hard to find applications. USA standard gear offers a standard one year warranty against defects on their ring & pinion sets.

Product Features:
  • Fits GM 10.5″ GM 14 bolt truck
  • 10.50″ ring gear diameter
  • 30 spline pinion
  • 12 ring gear bolts
  • 3.73 ratio
See More

Motive Gear – Differential Ring and Pinion (Part No.GM12-373X)

Differential Ring and Pinion

from

$226.99


Product Features:
  • GM 12BL 8.875 R/P 3.73 THICK MG
See More

Motive Gear – Differential Ring and Pinion (Part No.GM12-373A)

Differential Ring and Pinion

from

$179.99


Product Features:
  • GM 12BL 8.875 R/P 3.73A MG
See More

Yukon Gear – High Performance Ring & Pinion Gear Set For 10.5" GM 14 Bolt Truck In A 3.42 Ratio (Part No.24466)

High Performance Ring & Pinion Gear Set For 10.5" GM 14 Bolt Truck In A 3.42 Ratio

from

$505.99
Yukon Ring & Pinion sets give you the confidence of knowing you’re running gears designed for the harshest of conditions. Whether it’s on the street, off-road, or at the track; Yukon ring & pinion sets deliver unrivaled performance & quality. Yukon uses the latest designs and manufacturing technologies to provide a quiet running gear that is strong and easy to set up. All Yukon ring & pinion sets come standard with a one-year warranty.

Product Features:
  • Fits GM 10.5″ GM 14 bolt truck
  • 10.50″ ring gear diameter
  • 30 spline pinion
  • 12 ring gear bolts
  • 3.42 ratio
See More

Yukon Gear – High Performance Ring & Pinion "Thick" Gear Set For 10.5" GM 14 Bolt Truck In A 5.38 Ratio (Part No.24140)

High Performance Ring & Pinion "Thick" Gear Set For 10.5" GM 14 Bolt Truck In A 5.38 Ratio

from

$464.99
Yukon Ring & Pinion sets give you the confidence of knowing you’re running gears designed for the harshest of conditions. Whether it’s on the street, off-road, or at the track; Yukon ring & pinion sets deliver unrivaled performance & quality. Yukon uses the latest designs and manufacturing technologies to provide a quiet running gear that is strong and easy to set up. All Yukon ring & pinion sets come standard with a one-year warranty. This is a thick gear for a 4.10 & down carrier.

Product Features:
  • Fits GM 10.5″ GM 14 bolt truck
  • 10.50″ ring gear diameter
  • 30 spline pinion
  • 12 ring gear bolts
  • 5.38 ratio
  • Thick gear set for 4.11 and down carrier
See More

Yukon Gear – High Performance Ring & Pinion Gear Set For 10.5" GM 14 Bolt Truck In A 4.56 Ratio (Part No.24136)

High Performance Ring & Pinion Gear Set For 10.5" GM 14 Bolt Truck In A 4.56 Ratio

from

$449.99
Yukon Ring & Pinion sets give you the confidence of knowing you’re running gears designed for the harshest of conditions. Whether it’s on the street, off-road, or at the track; Yukon ring & pinion sets deliver unrivaled performance & quality. Yukon uses the latest designs and manufacturing technologies to provide a quiet running gear that is strong and easy to set up. All Yukon ring & pinion sets come standard with a one-year warranty.

Product Features:
  • Fits GM 10.5″ GM 14 bolt truck
  • 10.50″ ring gear diameter
  • 30 spline pinion
  • 12 ring gear bolts
  • 4.56 ratio
See More

Yukon Gear – High Performance Ring & Pinion "Thick" Gear Set For 10.5" GM 14 Bolt Truck In A 4.88 Ratio (Part No.24138)

High Performance Ring & Pinion "Thick" Gear Set For 10.5" GM 14 Bolt Truck In A 4.88 Ratio

from

$449.99
Yukon Ring & Pinion sets give you the confidence of knowing you’re running gears designed for the harshest of conditions. Whether it’s on the street, off-road, or at the track; Yukon ring & pinion sets deliver unrivaled performance & quality. Yukon uses the latest designs and manufacturing technologies to provide a quiet running gear that is strong and easy to set up. All Yukon ring & pinion sets come standard with a one-year warranty. This is a thick gear for a 4.10 & down carrier.

Product Features:
  • Fits GM 10.5″ GM 14 bolt truck
  • 10.50″ ring gear diameter
  • 30 spline pinion
  • 12 ring gear bolts
  • 4.88 ratio
  • Thick gear set for 4.11 and down carrier
See More

Yukon Gear – High Performance Ring & Pinion Gear Set For 10.5" GM 14 Bolt Truck In A 3.73 Ratio (Part No.24134)

High Performance Ring & Pinion Gear Set For 10.5" GM 14 Bolt Truck In A 3.73 Ratio

from

$449.99
Yukon Ring & Pinion sets give you the confidence of knowing you’re running gears designed for the harshest of conditions. Whether it’s on the street, off-road, or at the track; Yukon ring & pinion sets deliver unrivaled performance & quality. Yukon uses the latest designs and manufacturing technologies to provide a quiet running gear that is strong and easy to set up. All Yukon ring & pinion sets come standard with a one-year warranty.

Product Features:
  • Fits GM 10.5″ GM 14 bolt truck
  • 10.50″ ring gear diameter
  • 30 spline pinion
  • 12 ring gear bolts
  • 3.73 ratio
See More

Yukon Gear – High Performance Ring & Pinion Gear Set For 10.5" GM 14 Bolt Truck In A 3.21 Ratio (Part No.24465)

High Performance Ring & Pinion Gear Set For 10.5" GM 14 Bolt Truck In A 3.21 Ratio

from

$439.99
Yukon Ring & Pinion sets give you the confidence of knowing you’re running gears designed for the harshest of conditions. Whether it’s on the street, off-road, or at the track; Yukon ring & pinion sets deliver unrivaled performance & quality. Yukon uses the latest designs and manufacturing technologies to provide a quiet running gear that is strong and easy to set up. All Yukon ring & pinion sets come standard with a one-year warranty.

Product Features:
  • Fits GM 10.5″ 14 bolt truck
  • 3.21 ratio
  • 30 spline pinion
See More

USA Standard Gear – Ring & Pinion "Thick" Gear Set For 10.5" GM 14 Bolt Truck In A 4.88 Ratio (Part No.36186)

Ring & Pinion "Thick" Gear Set For 10.5" GM 14 Bolt Truck In A 4.88 Ratio

from

$418.99
USA Standard ring & pinion sets are the right choice to add confidence to your install. USA Standard Gear offers a full line of ring & pinion sets for a variety of common & hard to find applications. USA standard gear offers a standard one year warranty against defects on their ring & pinion sets.

Product Features:
  • Fits GM 10.5″ GM 14 bolt truck
  • 10.50″ ring gear diameter
  • 30 spline pinion
  • 12 ring gear bolts
  • 4.88 ratio
  • Thick gear for 4.10 and down carrier
See More

USA Standard Gear – Ring & Pinion "Thick" Gear Set For 10.5" GM 14 Bolt Truck In A 4.56 Ratio (Part No.36185)

Ring & Pinion "Thick" Gear Set For 10.5" GM 14 Bolt Truck In A 4.56 Ratio

from

$389.99
USA Standard ring & pinion sets are the right choice to add confidence to your install. USA Standard Gear offers a full line of ring & pinion sets for a variety of common & hard to find applications. USA standard gear offers a standard one year warranty against defects on their ring & pinion sets.

Product Features:
  • Fits GM 10.5″ GM 14 bolt truck
  • 10.50″ ring gear diameter
  • 30 spline pinion
  • 12 ring gear bolts
  • 4.56 ratio
  • Thick gear for 4.10 and down carrier
See More

Motive Gear – Differential Ring and Pinion (Part No.GM10.5-410)

Differential Ring and Pinion

from

$365.99


Product Features:
  • GM 14BL 10.5 R/P 4.10 MG
See More

Richmond Gear – RngPnn (Part No.69-0302-1)

RngPnn

from

$360.99
RngPnn

USA Standard Gear – Ring & Pinion "Thick" Gear Set For 10.5" GM 14 Bolt Truck In A 5.38 Ratio (Part No.36188)

Ring & Pinion "Thick" Gear Set For 10.5" GM 14 Bolt Truck In A 5.38 Ratio

from

$354.99
USA Standard ring & pinion sets are the right choice to add confidence to your install. USA Standard Gear offers a full line of ring & pinion sets for a variety of common & hard to find applications. USA standard gear offers a standard one year warranty against defects on their ring & pinion sets.

Product Features:
  • Fits GM 10.5″ GM 14 bolt truck
  • 10.50″ ring gear diameter
  • 30 spline pinion
  • 12 ring gear bolts
  • 5.38 ratio
  • Thick gear for 4.10 and down carrier
See More

Richmond Gear – Differential Ring And Pinion (Part No.69-0204-1)

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.
See More

USA Standard Gear – Ring & Pinion Gear Set For 10.5" GM 14 Bolt Truck In A 4.56 Ratio (Part No.36184)

Ring & Pinion Gear Set For 10.5" GM 14 Bolt Truck In A 4.56 Ratio

from

$339.99
USA Standard ring & pinion sets are the right choice to add confidence to your install. USA Standard Gear offers a full line of ring & pinion sets for a variety of common & hard to find applications. USA standard gear offers a standard one year warranty against defects on their ring & pinion sets.

Product Features:
  • Fits GM 10.5″ GM 14 bolt truck
  • 10.50″ ring gear diameter
  • 30 spline pinion
  • 12 ring gear bolts
  • 4.56 ratio
See More

Motive Gear – Differential Ring and Pinion (Part No.GM12-373)

Differential Ring and Pinion

from

$293.99


Product Features:
  • GM 12BL 8.875 R/P 3.73 MG
See More

Motive Gear – Differential Ring and Pinion (Part No.GM12-308)

Differential Ring and Pinion

from

$293.99


Product Features:
  • GM 12BL 8.875 R/P 3.08 MG
See More

Motive Gear – Differential Ring and Pinion (Part No.GM10.5-456X)

Differential Ring and Pinion

from

$284.99


Product Features:
  • GM 14BL 10.5 R/P 4.56 THICK MG
See More

Motive Gear – Differential Ring and Pinion (Part No.GM10.5-513X)

Differential Ring and Pinion

from

$284.99


Product Features:
  • GM 14BL 10.5 R/P 5.13 THICK MG
See More

Motive Gear – Differential Ring and Pinion (Part No.GM10.5-488X)

Differential Ring and Pinion

from

$276.99


Product Features:
  • GM 14BL 10.5 R/P 4.88 THICK MG
See More

Motive Gear – Differential Ring and Pinion (Part No.GM10.5-373)

Differential Ring and Pinion

from

$268.99


Product Features:
  • GM 14BL 10.5 R/P 3.73 MG
See More

Motive Gear – Differential Ring and Pinion (Part No.GM10.5-456)

Differential Ring and Pinion

from

$266.99


Product Features:
  • GM 14BL 10.5 R/P 4.56 MG
See More

Motive Gear – Differential Ring and Pinion (Part No.GM12-411X)

Differential Ring and Pinion

from

$220.99


Product Features:
  • GM 12BL 8.875 R/P 4.11 THICK MG
See More

Motive Gear – Differential Ring and Pinion (Part No.GM12-342)

Differential Ring and Pinion

from

$205.99


Product Features:
  • GM 12BL 8.875 R/P 3.42 MG
See More

Motive Gear – Differential Ring and Pinion (Part No.GM12-411)

Differential Ring and Pinion

from

$205.99


Product Features:
  • GM 12BL 8.875 R/P 4.11 MG
See More

FAQs for 1978 GMC C25 Differential Ring and Pinions

Which Differential Ring and Pinions are the top sellers for the 1978 GMC C25?

Out of 30 Differential Ring and Pinions that fit 1978 GMC C25s, the following parts are the top sellers:
Ring & Pinion Gear Set For 10.5" GM 14 Bolt Truck In A 3.73 Ratio
from $434.99
This product is not rated
Ring & Pinion Gear Set For 10.5" GM 14 Bolt Truck In A 3.73 Ratio
Differential Ring and Pinions
Differential Ring and Pinion
from $179.99
This product is not rated
Differential Ring and Pinion
Differential Ring and Pinions
Differential Ring and Pinion
from $226.99
This product is not rated
Differential Ring and Pinion
Differential Ring and Pinions

How can I make sure that a part will be compatible with my 1978 GMC C25?

Our GMC C25 aftermarket and OEM parts are designed specifically for the 1978 model. You can always find your specific fitment and compatibility for your 1978 GMC on an individual product page.

What is the price range for 1978 GMC C25 Differential Ring and Pinions?

The range of prices of Differential Ring and Pinions for the 1978 GMC C25 goes from $179.99 up to $505.99 for the most premium parts.

What is the average price of a 1978 GMC C25 Differential Ring and Pinion?

1978 GMC C25 Differential Ring and Pinions average $328.89 for our selection of OEM and aftermarket parts. Keep in mind the variety of brands we offer, such as USA Standard Gear, Motive Gear, Yukon Gear, and more, so you are likely to find a wide range of prices across a variety of brands and products.

Does Advance Auto Parts sell Differential Ring and Pinions for other GMC C25 model years?

Yes, we currently stock Differential Ring and Pinions for 3 model years of GMC C25s, from 1975 to 1977. Model years 1977, 1976, and 1975 are the most popular for Differential Ring and Pinion purchases.

Can I get help with 1978 GMC C25 Differential Ring and Pinion orders?

Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about GMC Differential Ring and Pinions and more.

What is your return policy for GMC C25 Differential Ring and Pinions?

Advance Auto Parts keeps returns simple. For new GMC C25 Differential Ring and Pinions and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.