1984 GMC K1500 Differentials

Essential 1984 GMC K1500 Differentials

Yukon Gear – Standard Open Carrier Case, GM 9.5" & 9.25" IFS, Loaded (Part No.20097)

Standard Open Carrier Case, GM 9.5" & 9.25" IFS, Loaded

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$629.99
9.25″ IFS & 9.5″ case standard Open, loeaded.

Product Features:
  • Standard open carrier case and spiders
  • Fits GM 9.25″ IFS and 9.5″
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Yukon Gear – Dura Grip Positraction For GM 12 Bolt Truck With 30 Spline Axles, 3.73 & Up (Part No.26035)

Dura Grip Positraction For GM 12 Bolt Truck With 30 Spline Axles, 3.73 & Up

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$859.99
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 12 bolt truck with 30 spline axles
  • 3.73 and up ratio only
  • 4-spring, 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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National – Multi Purpose Seal (Part No.3896)

Multi Purpose Seal

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$17.49
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:
  • 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 – 8.6" GM Standard Open Side Gear Thrust Washer (Part No.33386)

8.6" GM Standard Open Side Gear Thrust Washer

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$4.99
8.6″ GM standard Open side gear Thrust washer.

Product Features:
  • Side gear thrust washer
  • Fits GM 8.6″
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Driveworks – Tapered Roller Bearing (Part No.S-LM-603012)

Tapered Roller Bearing

from

$6.79
Product Features:
  • Brand may vary by location
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Pro-King – Differential Cover Plug (Part No.742G484)

Differential Cover Plug

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$6.59
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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Yukon Gear – Replacement Front Axle Inner Seal Redi-Sleeve For Dana 44 & 8.5" GM (Part No.30219)

Replacement Front Axle Inner Seal Redi-Sleeve For Dana 44 & 8.5" GM

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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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Pro-King – Rear Axle Shaft Kit (Part No.AXK-165)

Rear Axle Shaft Kit

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$183.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket. All products are designed to meet or exceed OE quality, form, fit and funtion.

Product Features:
  • High strength steel
  • Dual heat treating process
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Felpro – Differential Cover Gasket (Part No.RDS 55387)

Differential Cover Gasket

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$7.99
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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Yukon Gear – 14 Plate Carbon Clutches For GM 8.2", GM 8.5", 12T, 12P, Ford 8.8" & Cast Iron ‘Vette (Part No.16041)

14 Plate Carbon Clutches For GM 8.2", GM 8.5", 12T, 12P, Ford 8.8" & Cast Iron 'Vette

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$404.99
Product Features:
  • Clutch kit
  • Fits Ford 8.8″, 1963-1979 Corvette, GM 12 bolt passenger car and truck, 8.2″, 8.5″ and 8.6″ Dura Grip positraction
  • 14 piece kit
  • Carbon fiber clutches
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National – Bearings (Part No.31594)

Bearings

from

$29.99
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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Motive Gear – Differential Carrier Gear Kit (Part No.GM10BI)

Differential Carrier Gear Kit

from

$111.99


Product Features:
  • GM10 BOLT 8.5″ 28 SPL INTERNAL KIT (OPEN)
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Dorman – Differential Pinion Yoke Assembly (Part No.697-553)

Differential Pinion Yoke Assembly

from

$221.99
Worn or damaged differential end yoke causing driveline vibrations? This direct replacement end yoke matches the original equipment part for a trustworthy repair and reliable performance.

Product Features:
  • Direct replacement – this differential end yoke matches the fit and construction of the original yoke
  • Excellent value – this replacement end yoke offers original equipment quality at a fraction of the price of dealer parts
  • Quality materials – this end yoke is machined from cast iron for strength and is precision machined for reliability
  • Validated fit – this differential end yoke has been tested to confirm accurate fit
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Yukon Gear – Bearing Race Driver (Part No.56017)

Bearing Race Driver

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$215.99
Bearing race driver. No return.

Product Features:
  • Bearing race driver
  • Fits HM89410 race
  • All steel construction
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Yukon Gear – High Performance Ring & Pinion Replacement Gear Set For Dana 44 In A 4.11 Ratio (Part No.24033)

High Performance Ring & Pinion Replacement Gear Set For Dana 44 In A 4.11 Ratio

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$404.99
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 standard rotation Dana Spicer 44
  • 8.50″ ring gear diameter
  • 26 spline pinion
  • 10 ring gear bolts
  • 4.11 ratio
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ATP – DIFF COVER KIT (Part No.111101)

DIFF COVER KIT

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$35.99
DIFF COVER KIT

Yukon Gear – Dura Grip Positraction For GM 9.5" With 33 Spline Axles (Part No.26025)

Dura Grip Positraction For GM 9.5" With 33 Spline Axles

from

$1025.00
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 9.5″
  • 4-spring, clutch style positraction
  • Internal gears are manufactured using forged 4320 steel and cut to provide stronger teeth
  • Fully rebuildable
  • Assembled in the USA
See More

National – Bearings (Part No.HM804810)

Bearings

from

$28.99
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

Yukon Gear – Super Carrier Shim Kit For Ford 7.5", GM 7.5", 8.2" & 8.5" (Part No.55001)

Super Carrier Shim Kit For Ford 7.5", GM 7.5", 8.2" & 8.5"

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$59.99
Product Features:
  • Super carrier shim kit for Ford 7.5″, GM 7.5″, 7.625″, 7.6″ IFS, 7.6″ IRS, 7.75″, 8.2″, 8.2″ Buick, Oldsmobile and Pontiac and GM 8.5″ front and rear
  • Interlocking design makes installation much easier
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USA Standard Gear – Spartan Locker For GM 12 Bolt Car & Truck With 30 Spline Axles, Includes Heavy-Duty Cross Pin Shaft (Part No.17032)

Spartan Locker For GM 12 Bolt Car & Truck With 30 Spline Axles, Includes Heavy-Duty Cross Pin Shaft

from

$672.99
The Spartan Locker, by USA Standard Gear, provides reliable traction at a low cost. Give your vehicle great traction and save some cash. Choose a Spartan Locker for better traction. The Spartan locker by USA standard gear is a mechanical locker that replaces the spiders in a standard case. The Spartan locker’s design does not use the thrust washers and has a revolutionary spring and pin design that makes installation a snap! The couplers and drivers are made from 9310 steel, for added strength. Each Spartan locker carries a one year warranty against defect.

Product Features:
  • Fits GM 12 bolt car and truck with 30 spline axles
  • Made from 9310 steel for added strength
  • Replaces the spiders in a standard carrier case
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National – Shaft Repair Sleeve (Part No.99138)

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 – 7/16" To 3/8" Ring Gear Bolt Spacer Sleeve. (Part No.33056)

7/16" To 3/8" Ring Gear Bolt Spacer Sleeve.

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$7.99
7/16″ TO 3/8″ ring gear bolt spacer sleeve.

Product Features:
  • Ring gear bolt sleeve
  • Adapts 7/16″ to 3/8″
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Yukon Gear – Crush Sleeve Eliminator Kit For GM 12 Bolt Truck (Part No.55046)

Crush Sleeve Eliminator Kit For GM 12 Bolt Truck

from

$47.99
12T solid crush sleeve replacement spacer, pinion preload.

Product Features:
  • Crush sleeve eliminator kit for GM 12 bolt truck
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Motive Gear – Differential Pinion Nut (Part No.3752901)

Differential Pinion Nut

from

$7.49
Motive Gear offers some of the toughest drive train components on the market today. If you are looking for the largest line of performance ring and pinion gear options available with gear sets in a wide range of ratios for nearly every application, both o
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Motive Gear – Differential Pinion Shim Kit (Part No.1100)

Differential Pinion Shim Kit

from

$7.49
High-quality Differential Component Shim

Product Features:
  • SHIM KIT FITS-8.25-F7.5-AMC20-GM0
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Yukon Gear – Differential Carrier (Part No.57015)

Differential Carrier

from

$251.99
Differential Carrier

Yukon Gear – Notched Cross Pin Shaft For 12P And 12T GM (Part No.33429)

Notched Cross Pin Shaft For 12P And 12T GM

from

$51.99
Notched cross pin shaft for 12P and 12T GM. This cross pin shaft is not compatible with Powertrax Lock Rights or Spartan Lockers.

Product Features:
  • Cross pin shaft
  • Fits GM 12 bolt passenger car and truck
  • Notched
  • Not compatible with Spartan Lockers or Lock Rights
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Yukon Gear – Replacement Cross Pin Shaft For Dana 44, Standard Open (Part No.33318)

Replacement Cross Pin Shaft For Dana 44, Standard Open

from

$16.99
Product Features:
  • Cross pin shaft for Dana Spicer 44
  • Fits standard open differentials only
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1984 GMC K1500 Differentials

Maybe you’re in the middle of a full rebuild of that 1984 GMC K1500. Maybe you just need a couple of Differentials. Either way, Advance Auto Parts has 281 different Differentials in our inventory ranging from $1.99 to $1,674.99. That means you can find the exact parts or products you need to keep that 1984 GMC K1500 running smoothly.

Differentials are only as good as their brand. We stock 13 different brands to make sure you have plenty of trusted parts to choose from for your 1984 GMC K1500. 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 1984 GMC K1500, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 2,848 reviews in this category, some of the top rated parts include Differential Ring And Pinion with 4.2 stars and Bearings with 5.0 stars.

So if you’re in the market for aftermarket Differentials to keep your 1984 GMC K1500 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 1984 GMC K1500 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1984 GMC K1500 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 K1500 the best it can be. Be sure to browse some of our top Differentials brands and parts.

Popular Driveworks Differentials

We carry Driveworks parts in our stock across Differential Pinion Seals categories, plus more. For a 1984 GMC K1500, our most popular Driveworks Differentials include:
Differential Pinion Seal
from $7.79
(1)
Differential Pinion Seal
Differential Pinion Seals

FAQs for 1984 GMC K1500 Differentials

What are the most purchased Differentials for the 1984 GMC K1500?

Out of 281 Differentials for the 1984 GMC K1500, the most popular in our inventory are:
Differential Cover Gasket
from $9.99
(195)
Differential Cover Gasket
Rear Housing Cover Gaskets
Differential Shaft Lock Bolt
from $5.99
(11)
Differential Shaft Lock Bolt
Differential Pinion Shaft Lock Bolts
3 Qt - Penzoil 80W90 Conventional Gear Oil
from $44.99
This product is not rated
3 Qt – Penzoil 80W90 Conventional Gear Oil
Differential Oil

What are the top-rated 1984 GMC K1500 Differentials?

Top-rated Differentials for your 1984 GMC K1500 based on customer reviews/ratings are:
Differential Ring And Pinion
from $342.99
(23)
Differential Ring And Pinion
“So far so good.”
Bearings
from $15.99
(9)
Bearings
“as advertised”
Differential Master Bearing Kit - Koyo
from $156.99
(5)
Differential Master Bearing Kit – Koyo
“was delivered as promised and on time”