1977 GMC C25 Drivetrains

Essential 1977 GMC C25 Drivetrains

National – Multi Purpose Seal (Part No.5200)

Multi Purpose Seal

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$12.99
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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Yukon Gear – Minor Install Kit For ’87 & Down 10.5" GM 14 Bolt Truck Differential (Part No.12045)

Minor Install Kit For '87 & Down 10.5" GM 14 Bolt Truck Differential

from

$108.99
Yukon Minimum installation kits are a low cost solution for gear changes in newer vehicles where the bearings can be reused. This kit uses all high quality components to ensure a smooth set up. kit includes a pinion seal, crush sleeve (if applicable), complete shim kit, marking compound and brush.

Product Features:
  • Fits 1988 and down GM 10.5″ 14 bolt truck
  • Included are a pinion seal, crush sleeve , complete shim kit, marking compound and brush.
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Dorman – Help – U-Joint Bolt Kit (Part No.81002)

U-Joint Bolt Kit

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$6.99
This universal joint U-bolt kit is designed to match the original components required to repair and resecure universal joints on specified vehicles. Made of quality components, this kit is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this universal joint U-bolt kit is designed to match the original components required to repair and resecure universal joints on specified vehicles
  • Ideal solution – this kit is a reliable replacement for original components that are missing or have failed due to fatigue
  • Durable construction – this kit is made from quality components to ensure reliable performance and a 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 – Shaft Repair Sleeve (Part No.99125)

Shaft Repair Sleeve

from

$27.49
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
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Yukon Gear – Spindle Nut For GM 10.5" 14 Bolt Truck, 1.935" I.D., 6 Holes (Part No.33510)

Spindle Nut For GM 10.5" 14 Bolt Truck, 1.935" I.D., 6 Holes

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$76.99
Product Features:
  • Spindle nut
  • Fits GM 10.5″ 14 bolt truck
  • 6 holes
  • 1.935″ I.D.
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Yukon Gear – Bearing Race Driver (Part No.56009)

Bearing Race Driver

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$188.99
Bearing race driver. No return.

Product Features:
  • Bearing race driver
  • Fits 382A race
  • All steel construction
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Yukon Gear – 14T Side Gear Thrust Washer (Part No.33383)

14T Side Gear Thrust Washer

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$7.99
14T side gear Thrust washer.

Product Features:
  • Side gear thrust washer
  • Fits GM 10.5″ 14 bolt truck
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Yukon Gear – The Carrier Bearing Puller (Part No.56072)

The Carrier Bearing Puller

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$883.99
The Yukon carrier bearing Puller works with an impact gun to quickly and safely remove carrier bearings without damaging them. This unit comes with a handy bench top stand and works with up to one ton applications including Dana 70HD, Dana 80, 10.25″ & 10.5″ Ford, or GM & Chrysler 11.5″ differentials.

Product Features:
  • Carrier bearing puller
  • Works with an impact gun to safely and easliy remove carrrier bearings
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USA Standard Gear – Standard Spider Gear Set For GM 10.5" 14 Bolt Truck (Part No.39022)

Standard Spider Gear Set For GM 10.5" 14 Bolt Truck

from

$318.99
Product Features:
  • Spider gear kit
  • Fits GM 10.5″ 14 bolt truck open differential
  • Includes two side gears, four pinion gears, cross pin shaft, roll pin and spider gear thrust washers.
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Dorman – Rear Driveshaft Assembly (Part No.986-684)

Rear Driveshaft Assembly

from

$1134.99
Replacing a drive shaft doesn’t have to be complicated. This complete drive shaft assembly is pre-balanced and ready to install with 100% new yokes, tubes, constant velocity (CV) joints and universal joints.

Product Features:
  • Direct replacement – this drive shaft is made to the original equipment dimensions for dependable fit and performance
  • 100% new – this drive shaft is made from all new components so there’s no core charge or return hassle
  • Ready to install – this drive shaft arrives pre-balanced to make installation quick and simple
  • Serviceable construction – non-staked universal joints are designed for future serviceability
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Dorman – Help – Axle Shaft Lock Assortment (Part No.81050)

Axle Shaft Lock Assortment

from

$6.49
This drive axle shaft lock C-clip 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 drive axle shaft lock C-clip matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this clip 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 – Shaft Repair Sleeve (Part No.99187)

Shaft Repair Sleeve

from

$41.99
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:
  • 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
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Yukon Gear – Dura Grip Positraction For 10.5" GM 14 Bolt Truck, 4.10 & Down (Part No.26030)

Dura Grip Positraction For 10.5" GM 14 Bolt Truck, 4.10 & Down

from

$1110.00
The Yukon Dura Grip provides aggressive yet smooth traction to give you the confidence & performance you need. Get longer life and better traction with the heavy duty Yukon Dura Grip Positraction. The Yukon Dura Grip uses a nodular case and forged 4320 internals for added strength along with composite clutches for high performance and long life. All units are Rebuildable and many offer upgrades to increase aggressiveness for racing applications. Each unit carries a one year warranty against defects.

Product Features:
  • Fits GM 10.5″ 14 bolt truck
  • 4.10 ratio and down only
  • Clutch style positraction
  • Internal gears are manufactured using forged 4320 steel and cut to provide stronger teeth
  • Fully rebuildable
  • Assembled in the USA
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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

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$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
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Yukon Gear – U/Joint Strap For GM 14T (Part No.41200)

U/Joint Strap For GM 14T

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$9.99
Product Features:
  • U-joint strap
  • Fits GM 10.5″ 14 bolt truck
  • 1350 and 1410 u-joint size
  • One single strap
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National – Bearings (Part No.N-1211-L)

Bearings

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$94.99
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
  • Controlled heat treating process for lasting performance and extended bearing life
  • Industry leading coverage
  • Professional technicians know they can depend on National
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Yukon Gear – Grizzly Locker For GM 10.5" 14 Bolt Truck With 30 Spline Axles (Part No.28015)

Grizzly Locker For GM 10.5" 14 Bolt Truck With 30 Spline Axles

from

$859.99
The Yukon Grizzly Locker is the ultimate in locking differentials for street, off-road, & drag racing. Grizzly Lockers provide 100% power to both tires, while still allowing for disengagement while negotiating turns. The Yukon Grizzly locker is a mechanical locking differential. It features 8620 internals for maximum strength. It’s patented design reduces common locker failures. All units assembled in the USA! All Grizzly Lockers are backed by the best warranty in the business! Yukon covers the replacement unit and covers any collaterally damaged parts and associated labor, up to $2,000!

Product Features:
  • Fits GM 10.5″ 14 bolt truck
  • Installs into standard open carrier
  • Patented internal design reduces common locker failures
  • 8620 internals for added strength
  • Assembled in the USA
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Driveworks – Tapered Roller Bearing (Part No.S-M-802011)

Tapered Roller Bearing

from

$10.49
Product Features:
  • Brand may vary by location
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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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Yukon Gear – Eaton-Type Positraction Carbon Clutch Kit With 14 Plates For GM 14T And 10.5" (Part No.16112)

Eaton-Type Positraction Carbon Clutch Kit With 14 Plates For GM 14T And 10.5"

from

$304.99
Yukon 1480 Lifetime Series U/Joint. 4.188″ snap ring span, 1.375″ cap diameter. Outside snap ring.

Product Features:
  • Clutch kit
  • Fits GM 10.5″ 14 bolt truck with Eaton positraction
  • Carbon fiber clutches
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Yukon Gear – DiffrlPinSupportBolt (Part No.33582)

DiffrlPinSupportBolt

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$5.99
DiffrlPinSupportBolt

Driveworks – Oil Seal (Part No.S-2286)

Oil Seal

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$14.49
Value-priced seal meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
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Driveworks – Wheel Bearing (Part No.S-R1581-TV)

Wheel Bearing

from

$27.99
Product Features:
  • Brand may vary by location
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Dorman – Help – Auto Transmission Case Vent (Part No.14689)

Auto Transmission Case Vent

from

$6.99
This transfer case vent is designed to match the fit and function of the original vent on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this transfer case vent is designed to match the fit and function of the original vent on specified vehicles
  • Restores functionality – reliable replacement for an original vent that has failed due to blockage or 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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Felpro – Drive Axle Shaft Flange Gasket (Part No.55350)

Drive Axle Shaft Flange Gasket

from

$4.79
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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Pro-King – Differential Axle Seal (Part No.742G074)

Differential Axle Seal

from

$4.49
Pro-King High Quality Differential Products are designed for trouble free installation and setup.
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Yukon Gear – Steel Cover For GM 10.5" 14 Bolt Truck (Part No.32345)

Steel Cover For GM 10.5" 14 Bolt Truck

from

$92.99
Product Features:
  • Fits GM 10.5″ 14 bolt truck
  • Steel
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Motive Gear – Differential Carrier (Part No.6258340)

Differential Carrier

from

$205.99


Product Features:
  • GM10.5″ 14 BOLT OPEN EMPTY CASE 4:56 & UP
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Popular 1977 GMC C25 Drivetrains Categories

1977 GMC C25 Drivetrains

You count on your 1977 GMC C25 to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Drivetrains. With 201 Drivetrains ranging in price from $0.91 to $1,134.99, you’re sure to find everything you need for your 1977 GMC C25.

Brands matter. If you want to shop a specific Drivetrains brand, we stock 18 different brands like Moog, Valvoline, and Driveworks. 1977 GMC C25 Drivetrains start as low as $0.91!

One of the best ways to find top quality OEM or aftermarket Drivetrains is by asking professionals. Short of that, you can shop with confidence thanks to our 7,127 extensive product reviews on 1977 GMC C25 Drivetrains. Some of the top-rated Drivetrains products we carry are Universal Joint with 4.4 stars and Greaseable Super Strength Universal Joint with 4.6 stars.

Did we mention you can order your Drivetrains from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Drivetrains inventory for your 1977 GMC C25 below to get started!

Top-Rated Drivetrains Brands For Your 1977 GMC C25

Trusted Drivetrains OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 1977 GMC C25 running right for years to come. In our inventory you’ll find brands like Moog, Valvoline, Driveworks, and even more.

Popular Mr. Gasket Drivetrains

You’ll find popular Mr. Gasket brand products across Differentials. All are waiting to get your 1977 GMC C25 back on the road. Some of the top-rated Mr. Gasket products in these categories are:
Differential Gasket
from $18.09
(1)
Differential Gasket
Rear Differential Cover Gaskets

FAQs for 1977 GMC C25 Drivetrains

What are the most purchased Drivetrains for the 1977 GMC C25?

Out of 201 Drivetrains for the 1977 GMC C25, the most popular in our inventory are:
Greaseable Premium Universal Joint
from $25.99
(143)
Greaseable Premium Universal Joint
U-Joints
Greaseable Premium Universal Joint
from $19.99
(82)
Greaseable Premium Universal Joint
U-Joints
Greaseable Super Strength Universal Joint
from $36.99
(41)
Greaseable Super Strength Universal Joint
U-Joints

What are the top-rated 1977 GMC C25 Drivetrains?

Top-rated Drivetrains for your 1977 GMC C25 based on customer reviews/ratings are:
Universal Joint
from $15.99
(65)
Universal Joint
“Good price and exact fit”
Greaseable Super Strength Universal Joint
from $32.99
(37)
Greaseable Super Strength Universal Joint
“grease fitting I like location dont like needle design to grease should be regular design fitting”
Greaseable Super Strength Universal Joint
from $36.99
(35)
Greaseable Super Strength Universal Joint
“Good ujoint”