1977 GMC K25 Differentials

Name: Dana 30 & Dana 44 Power Lok Bolt, Left Hand, & 8.75" Chrysler & 55P
Brand: Yukon Gear
SKU: 33234
Price: 26.99 USD

Find your specific 1977 GMC K25 original or aftermarket Differentials below. Order your parts online and have delivered to your home or pick up in-store at Advance Auto.

Essential 1977 GMC K25 Differentials

from

$26.99

Dana 30 & Dana 44 Power Lok bolt, left hand, & 8.75″ Chrysler & 55P.

Product Features:

Power Lok case bolt for Dana Spicer 30, Dana Spicer 44, Chrysler 8.75″ and 1955-1964 GM passenger car
Left hand thread

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$83.99

Replacement front axle inner seal redi-sleeve for Dana 44 & 8.5″ GM.Yukon Mighty seal.

Product Features:

Axle Redi-sleeve
Fits Dana Spicer 44

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$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

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$399.99

Yukon positraction internals for Dana 44 Dura Grip posi, 30 spline. Does not include clutches. Does NOT fit Trac Loc or Powr Lok. Fits Dura Grip ONLY.

Product Features:

Spider gear kit
Fits Dana Spicer 44 with Dura Grip positraction
Includes two side gears, four pinion gears, cross pin shaft, roll pin and spider gear thrust washers.

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$219.99

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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$17.99

Product Features:

NUT PINION – 14 BOLT

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$5.99

Product Features:

Outer oil slinger for Dana Spicer 25, 27, 30, 44 and 50

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$5.99

DiffrlPinSupportBolt

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$149.99

Product Features:

Fits Dana Spicer 44 with 30 spline axles
Installs into a standard open carrier case
Provides 100% traction to both wheels at all times
Not recommended for street driven vehicles

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$689.99

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 most standard one ton applications. This unit is works with differentials up to one-ton applcations. It is not compatible with 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
Not compatible with Dana 70HD, Dana 80, Ford 10.25″ and 10.5″ or Gm and Chrysler 11.5″ applications

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$8.99

14T pinion gear Thrust washer.

Product Features:

Pinion gear thrust washer
Fits GM 10.5″ 14 bolt truck

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$124.99

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.

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$266.99

Product Features:

GM10.5″ INTERNAL KIT (OPEN) 30 SPL

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$0.91

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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$13.29

CUP

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$8.99

Positraction clutch guide.

Product Features:

Clutch guide for Chrysler 9.25″, Dana Spicer 44, Dana Spicer 50, Ford 8.8″, GM 12 bolt passenger car, GM 8.2″, 8.5″ and 8.6″, 1963-1979 Corvette and Nissan Titan
Compatible with Dura Grip positractions only

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$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

from

$12.99

Product Features:

Cover gasket
Fits Dana Spicer 44

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$15.99

Standard open side gear thrust washer for 8.5″ GM.

Product Features:

Side gear thrust washer
Fits GM 8.5″

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$279.99

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 standard rotation Dana Spicer 44
8.50″ ring gear diameter
26 spline pinion
10 ring gear bolts
4.88 ratio
Thick gear for 3.73 and down carrier

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$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

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$99.99

Redline Synthetic “Shock Proof” Oil. 3 Quarts.

Product Features:

Includes three quarts of Redline Shockproof oil

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$3.99

Replacement pinion nut washer for Dana 25, 27, 30, 36, 44 & 53.

Product Features:

Pinion nut washer for Dana Spicer 25, 27, 30, 44 and 50

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$219.99

Bearing race driver. No return.

Product Features:

Bearing race driver
Fits M88010 race
All steel construction

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$264.99

Yukon Pinion installation kits are a terrific solution for gear installation on lower mileage vehicles where the carrier bearings & races can be reused. This kit uses Timken bearings and races along with a high quality pinion seal and small parts. Included in this kit are the pinion bearings and races, pilot bearing (if applicable), crush sleeve (if applicable), complete pinion shim kit, pinion nut, thread locker, and marking compound with brush. Yukon does extensive research for each application to make sure your kit will arrive with all the correct parts you need to install your pinion gear.

Product Features:

Fits standard rotation Dana Spicer 44 front
Included are pinion bearings and races, pinion seal, complete pinion shim kit, and marking compound with brush.

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$249.99

Product Features:

Installation kit
Includes o-ring for bulkhead fitting, bulkhead fitting, outer fitting, switch, front and rear switch cover, solenoid, zip ties and 20′ air line

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$8.49

High-quality Differential Carrier Shim Kit

Product Features:

CARRIER SHIMS 12 BOLT GM CAR & TRUCK ALSO GM8.6″ 99-ON

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$59.99

Spectre’s Chrome GM Differential Covers feature a 14 bolt design and include the chrome bolts and gasket needed for an easy install. Made to OEM specifications these differential covers are triple chrome plated ensuring they perform as well as they look. This product fits the following vehicles with a 9.5 inch ring gear: 1981 and up Chevy/GMC (rear), 1973-1995 Chevy/GMC 3/4 ton-1 ton 2/4 wheel drive (rear). Includes 14 SAE standard chrome bolts for installation. You’ll need to supply your own bolts if your application requires metric bolts.

Product Features:

Fits the following vehicles with 9.5″ ring gear: ’81-up Chevy/GMC (rear), ’73-’95 Chevy/GMC 3/4-1 ton 2/4WD (rear)
Triple chrome plated
14 bolt design cover
14 chrome 5/16 inch -18 x 3/4 inch differential cover bolts included

Popular 1977 GMC K25 Differentials Categories

Differential Oil

Rear Differential Cover Gaskets

Differential Open Unit and Components

Differential Covers

Differential Pinion Shaft Lock Bolts

Differential Bearings

Differential Axle Shafts

Differential Pinion Pilot Bearings

Front Housing Cover Gaskets

Differential Cover Bolts

Differential Carriers

Differential Bearing Kits

Front Differential Pinion Bearings

Differential Spider Gear Kits

Differential Rebuild Kits

Differential Carrier Shim Kits

Differential Pinion Seals

Differential Cover Plugs

Differential Clutch Packs

Differential Mini Spools

Differential Ring and Pinions

Differential End Yokes

Differential Pinion Supports

Differential Lock Assemblies

Differential Air System Seal Housings

Rear Differential Pinion Bearings

Differential Spools

Differential Carrier Bearings

Front Differential Cover Gaskets

Rear Housing Cover Gaskets

Differential Pinion Bearing Kits

Differential Seals

Complete Differentials

Differential Ring Gear Bolts

Bearing Race Drivers

Differential Crush Sleeves

Differential Side Bearing Spacers

Differential Pinion Shims

Differential Pinion Shaft Nuts

Differential Gear Install Kits

Differential Cross Pins

Differential Side Gear Thrust Washers

Differential Pinion Bearing Baffles

Differential Pinion Gear Thrust Washers

Differential Drive Pinion Gear Bearing Retainer Bolts

Differential Drive Pinion Oil Deflectors

Differential Carrier Bolts

Differential Pinion Gear Washers

Limited Slip Differential Assemblies

Differential Spider and Pinion Gear Kits

Differential Clutch Pack Clips

Differential Lock Thrust Blocks

Maybe you’re in the middle of a full rebuild of that 1977 GMC K25. Maybe you just need a couple of Differentials. Either way, Advance Auto Parts has 394 different Differentials in our inventory ranging from $0.91 to $1,566.99. That means you can find the exact parts or products you need to keep that 1977 GMC K25 running smoothly.

Differentials are only as good as their brand. We stock 15 different brands to make sure you have plenty of trusted parts to choose from for your 1977 GMC K25. Valvoline, FELPRO, and Yukon Gear 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 1977 GMC K25, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 1,495 reviews in this category, some of the top rated parts include Differential Shaft Lock Bolt with 4.0 stars and Tapered Roller Bearing with 5.0 stars.

So if you’re in the market for aftermarket Differentials to keep your 1977 GMC K25 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 1977 GMC K25 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1977 GMC K25 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 K25 the best it can be. Be sure to browse some of our top Differentials brands and parts.

Popular Mr. Gasket Differentials

We carry Mr. Gasket parts in our stock across Rear Differential Cover Gaskets categories, plus more. For a 1977 GMC K25, our most popular Mr. Gasket Differentials include:

from $18.09

(1)

Differential Gasket

Rear Differential Cover Gaskets

Top 1977 GMC K25 Differentials from Felpro

Felpro products are another trusted brand when it comes to Differentials for your 1977 GMC K25. Popular Felpro parts include:

from $9.99

(195)

Differential Cover Gasket

Rear Differential Cover Gaskets

from $6.79

(13)

Differential Cover Gasket

Rear Differential Cover Gaskets

from $6.49

(10)

Axle Housing Cover Gasket

Rear Housing Cover Gaskets

FAQs for 1977 GMC K25 Differentials

What are the most purchased Differentials for the 1977 GMC K25?

Out of 394 Differentials for the 1977 GMC K25, the most popular in our inventory are:

from $14.49

(2)

DEXRON – VI ATF Full Synthetic Automatic Transmission Fluid, 1 Quart

Differential Oil

from $35.99

(17)

DEX/MERC Automatic Transmission Fluid, 1 Gallon

Differential Oil

from $57.99

This product is not rated

3 Qt – 80W90 Conventional Gear Oil With Posi Additive

Differential Oil

What are the top-rated 1977 GMC K25 Differentials?

Top-rated Differentials for your 1977 GMC K25 based on customer reviews/ratings are:

from $5.99

(11)

Differential Shaft Lock Bolt

“great”

from $8.49

(7)

Tapered Roller Bearing

“Nice to find them in stock. Fit well and got my SUV up and back on the road quickly”

from $23.99

(7)

Bearings

“Good price”

1977 GMC K25 Differentials

More 1977 GMC K25 Differentials

Essential 1977 GMC K25 Differentials

Yukon Gear – Dana 30 & Dana 44 Power Lok Bolt, Left Hand, & 8.75" Chrysler & 55P (Part No.33234)

Yukon Gear – Replacement Front Axle Inner Seal Redi-Sleeve For Dana 44 & 8.5" GM (Part No.30219)

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

Yukon Gear – Positraction Internals For Dana 44 Dura Grip Posi, 30 Spline (Part No.16168)

Pro-King – Differential Internal Nest Kit (Part No.742J717)

Motive Gear – Differential Pinion Nut (Part No.15994582)

Yukon Gear – Replacement Outer Oil Slinger For Dana 25, 27, 30, 44 & 50 (Part No.33011)

Yukon Gear – DiffrlPinSupportBolt (Part No.33582)

USA Standard Gear – Mini Spool For Dana 44 With 30 Spline Axles (Part No.59021)

Yukon Gear – The Carrier Bearing Puller (Part No.56034)

Yukon Gear – 14T Pinion Gear Thrust Washer (Part No.33384)

Richmond Gear – Differential Mini Spool (Part No.78-1028-1)

Motive Gear – Differential Carrier Gear Kit (Part No.GM14BI)

Pro-King – Differential Ring Gear Bolt (Part No.742J935)

FAG US – CUP (Part No.LM104911)

Yukon Gear – Positraction Clutch Guide (Part No.33352)

Felpro – DIFFERENTIAL GASKET (Part No.RDS 55075)

Yukon Gear – Dana 44 Cover Gasket Replacement (Part No.23006)

Yukon Gear – Standard Open Side Gear Thrust Washer For 8.5" GM (Part No.33304)

USA Standard Gear – Replacement Ring & Pinion "Thick" Gear Set For Dana 44 In A 4.88 Ratio (Part No.36048)

National – Bearings (Part No.02820)

Yukon Gear – Redline Synthetic "Shock Proof" Oil – 3 Quarts (Part No.15000)

Yukon Gear – Dana 25 / 27 / 30 / 36 / 44 / 53 Pinion Nut Washer Replacement (Part No.33163)

Yukon Gear – Bearing Race Driver (Part No.56023)

Yukon Gear – Pinion Install Kit For Dana 44 Differential (Part No.13020)

Yukon Gear – Zip Locker Install Kit (Part No.34026)

Motive Gear – Differential Carrier Shim Kit (Part No.1101)

Spectre – Differential Cover (Part No.6080)

Popular 1977 GMC K25 Differentials Categories