1998 GMC K1500 Differentials

Essential 1998 GMC K1500 Differentials

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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Spartan – Drive Axle Assembly; GM Posi K1500 4WD Axle (Part No.RAXP1513A)

Drive Axle Assembly; GM Posi K1500 4WD Axle

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$1709.99
Remanufactured Rear Axle assemblies are completely disassembled, thoroughly cleaned and reassembled using new wear parts. Units are assembled, sealed & include backing plates, axle shafts & fluid.

Product Features:
  • Rear axles are assembled with backing plates & axle shafts, and filled with fluid prior to shipping
  • Axles are fully painted & shipped securely in environmentally safe and recyclable containers that are the perfect size for returning your original core
  • Our complete Rear axle assemblies mean you just hang brakes, connect suspension & go! Your installation will be simple and trouble free
  • Remember to match axle ratio to original. For 4WD rear axle must match front axle ratio
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Yukon Gear – Replacement Yoke For Dana 30, 44, And 50 With 26 Spline And A 1350 U/Joint Size (Part No.41021)

Replacement Yoke For Dana 30, 44, And 50 With 26 Spline And A 1350 U/Joint Size

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$307.99
Yukon replacement yoke for Dana 30, 44, and 50 with 26 spline and a 1350 U/joint size. 3.625″ snap ring span, 1.188″ cap diameter. Outside snap ring. This yoke uses straps. All Yukon yokes come with a one year warranty against manufacturing defects.

Product Features:
  • Fits Dana Spicer 30 and 44
  • 26 spline
  • 1350 u-joint size
  • Outside snap ring design
  • 3.625″ snap ring span
  • 1.188″ cap diameter
  • Strap style
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Yukon Gear – Differential Cover B (Part No.33569)

Differential Cover B

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$5.99
Differential Cover B

Yukon Gear – Pinion Nut Washer (Part No.33167)

Pinion Nut Washer

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$14.99
Pinion nut washer for GM 7.2″ IFS, 7.5″, 7.6″, 7.6″ IFS, 8.5″, 8.6″ & 9.5″.

Product Features:
  • Pinion nut washer for GM 7.2″ IFS, 7.5″, 7.625″, 7.6″ IFS, 8.5″, 8.6″ and 9.5″.
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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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$52.99
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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Yukon Gear – 3 Qt – Penzoil 80W90 Conventional Gear Oil (Part No.15002)

3 Qt - Penzoil 80W90 Conventional Gear Oil

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$44.99
3 Qt. Penzoil 80W90 conventional gear Oil.

Product Features:
  • Includes three quarts of conventional oil
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Motive Gear – Differential Pinion Nut (Part No.1260823)

Differential Pinion Nut

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$8.49
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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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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Felpro – Differential Cover Gasket (Part No.RDS 55387)

Differential Cover Gasket

from

$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 – 8.5" & 8.6" GM Standard Open Pinion Gear Thrust Washer – Also Fits 8.5" Eaton With 0.795" Cross Pin (Part No.33385)

8.5" & 8.6" GM Standard Open Pinion Gear Thrust Washer - Also Fits 8.5" Eaton With 0.795" Cross Pin

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$10.99
8.5″ & 8.6″ GM standard Open pinion gear Thrust washer. also fits 8.5″ Eaton with 0.795″ cross pin.

Product Features:
  • Pinion gear thrust washer for GM 8.5″ and 8.6″
  • Fits standard open differentials only
  • 0.795″ I.D.
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Yukon Gear – Dana 44 Grizzly Locker Replacement (Part No.28001)

Dana 44 Grizzly Locker Replacement

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$998.99
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 a forged case and 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 Dana Spicer 44 with 30 spline axles
  • 3.92 and up ratio only
  • Patented internal design reduces common locker failures
  • 8620 internals for added strength
  • Assembled in the USA
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Yukon Gear – 12P, 12T, CI Vet, & 55GM 8460N Redi Sleeve Yoke Saver (Part No.30225)

12P, 12T, CI Vet, & 55GM 8460N Redi Sleeve Yoke Saver

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$103.99
12P, 12T, CI VET, & 55GM 8460N REDI sleeve yoke saver.Yukon Mighty seal.

Product Features:
  • Pinion Redi-sleeve
  • Fits GM 12 bolt passenger car, 12 bolt truck and 1963-1979 Corvette
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Yukon Gear – Chrome Moly Cross Pin Shaft For Mini-Spool For GM 12 Bolt Car And Truck (Part No.32236)

Chrome Moly Cross Pin Shaft For Mini-Spool For GM 12 Bolt Car And Truck

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$51.99
Chrome Moly cross pin shaft for Mini-Spool for GM 12P and 12T HD.

Product Features:
  • Hardened cross pin shaft
  • Fits GM 12 bolt passenger car and truck
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USA Standard Gear – Steel Spool For Dana 44 With 30 Spline Axles, 3.73 & Down (Part No.59013)

Steel Spool For Dana 44 With 30 Spline Axles, 3.73 & Down

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$282.99
Product Features:
  • Fits Chrysler Dana Spicer 44 with 30 spline axles
  • 3.73 and down ratio only
  • Provides 100% traction to both wheels at all times
  • Not recommended for street driven vehicles
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Yukon Gear – Replacement Clutch Set For Dana 44 Powr Lok, Aggressive (Part No.16151)

Replacement Clutch Set For Dana 44 Powr Lok, Aggressive

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$232.99
Product Features:
  • Clutch kit
  • Fits Dana Spicer 44 and Chrysler 8.75″ Powr Lok
  • Aggressive design
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Yukon Gear – Bearing Install Kit For GM 8.5" HD Front Differential (Part No.11070)

Bearing Install Kit For GM 8.5" HD Front Differential

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$249.99
Yukon Bearing installation kits are perfect for shops & builders who have shims on the shelf and are looking to save cost over a Master Overhaul kit. This kit uses Timken bearings and races along with all high quality small parts. kit includes carrier bearings and races, pinion bearings and races, pinion seal, crush sleeve (if applicable), oil baffles and slingers (if applicable), marking compound and 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 ring & pinion set. This kit is used in 8.5″ differentials using a Yukon Dura Grip, Eaton posi, ValueTrac, True Trac, Pro-Series Auburn, Detroit Locker or standard carrier with large bearing journals.

Product Features:
  • Fits GM 8.5″ front with aftermarket positraction
  • Included are carrier bearings and races, pinion bearings and races, pinion seal, crush sleeve, marking compound and brush.
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Yukon Gear – Positraction Internals For 9.5" GM With 33 Spline Axles (Part No.16057)

Positraction Internals For 9.5" GM With 33 Spline Axles

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$606.99
Yukon positraction internals for 9.5″ GM with 33 spline axles. Yukon uses higher quality materials and better techniques than OEM to ensure a longer lasting spider gear set. This kit does not include clutches. All components come with a one year warranty against manufacturing defects. These internals are for Eaton positractions only. They will not fit factory positractions.

Product Features:
  • Spider gear kit
  • Fits GM 9.5″ with Eaton positraction
  • Includes two side gears, four pinion gears, cross pin shaft, roll pin and spider gear thrust washers.
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Yukon Gear – Positraction Clutch Guide (Part No.33352)

Positraction Clutch Guide

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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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MTC – Differential Drain P (Part No.J70581460602MTC)

Differential Drain P

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$8.02
Differential Drain P

Yukon Gear – Set Up Bearing (Part No.56037)

Set Up Bearing

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$189.99
Set-up carrier bearing (2 bearings, no races) 25590. No return.

Product Features:
  • Set up bearing kit
  • Fits Dana Spicer 44
  • Easily slips on and off carrier journals to allow for easier carrier shim adjustment
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Yukon Gear – Zip Locker Bulkhead Quick-Disconnect Fitting (Part No.34038)

Zip Locker Bulkhead Quick-Disconnect Fitting

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$18.99
Product Features:
  • Bulkhead quit connect fitting
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Pro-King – Differential Cross Shaft (Part No.742G673)

Differential Cross Shaft

from

$28.49
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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Pro-King – Differential Internal Nest Kit (Part No.742G717B)

Differential Internal Nest Kit

from

$191.99
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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Yukon Gear – Pinion Install Kit For GM 8.5" Differential (Part No.13069)

Pinion Install Kit For GM 8.5" Differential

from

$176.99
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 GM 8.5″ rear
  • Included are pinion bearings and races, pinion seal, crush sleeve , complete pinion shim kit, and marking compound with brush.
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Felpro – Differential Cover Gasket (Part No.RDS 55028-1)

Differential Cover Gasket

from

$9.99
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 – Positraction Internals For 8.5" GM With 28 Spline Axles (Part No.16052)

Positraction Internals For 8.5" GM With 28 Spline Axles

from

$336.99
Yukon positraction internals (0.795″ diameter) for 8.5″ GM with 28 spline axles. Yukon uses higher quality materials and better techniques than OEM to ensure a longer lasting spider gear set. This kit does not include clutches. All components come with a one year warranty against manufacturing defects. This kit is compatible with Yukon Dura Grip or Eaton positractions. It will not fit a factory Gov-Loc positraction.

Product Features:
  • Spider gear kit
  • Fits GM 8.5″ with 28 spline Dura Grip positraction
  • Includes two side gears, four pinion gears, cross pin shaft, roll pin and spider gear thrust washers.
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Dorman – Rear Axle Shaft, Left or Right (Part No.630-127)

Rear Axle Shaft, Left or Right

from

$338.99
Axle shaft damaged or bearings worn out? This axle shaft directly replaces the original equipment on certain vehicles, complete with all necessary application-specific installation components.

Product Features:
  • Direct replacement – this axle shaft replaces the original equipment on specific vehicle years, makes and models
  • Complete kit – each shaft includes critical installation hardware and components needed for specific vehicle applications
  • Durable construction – designed to rigorous standards and tested to ensure performance
  • Trustworthy solution – backed by team of engineers and quality control specialists in the United States
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1998 GMC K1500 Differentials

Maybe you’re in the middle of a full rebuild of that 1998 GMC K1500. Maybe you just need a couple of Differentials. Either way, Advance Auto Parts has 331 different Differentials in our inventory ranging from $1.99 to $3,289.99. That means you can find the exact parts or products you need to keep that 1998 GMC K1500 running smoothly.

Differentials are only as good as their brand. We stock 18 different brands to make sure you have plenty of trusted parts to choose from for your 1998 GMC K1500. Felpro, Dorman, and Idemitsu 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 1998 GMC K1500, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 2,520 reviews in this category, some of the top rated parts include Rear Differential Cover with 4.1 stars and Rear Differential Cover with 4.8 stars.

So if you’re in the market for aftermarket Differentials to keep your 1998 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 1998 GMC K1500 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1998 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 Idemitsu Differentials

We carry Idemitsu parts in our stock across Differential Oil categories, plus more. For a 1998 GMC K1500, our most popular Idemitsu Differentials include:
Type HP Automatic Transmission Fluid - 1 qt
from $13.79
(3)
Type HP Automatic Transmission Fluid – 1 qt
Differential Oil

Top 1998 GMC K1500 Differentials from Felpro

Felpro products are another trusted brand when it comes to Differentials for your 1998 GMC K1500. Popular Felpro parts include:
Differential Cover Gasket
from $9.99
(195)
Differential Cover Gasket
Rear Differential Cover Gaskets
Differential Cover Gasket
from $7.99
(20)
Differential Cover Gasket
Rear Housing Cover Gaskets

FAQs for 1998 GMC K1500 Differentials

What are the most purchased Differentials for the 1998 GMC K1500?

Out of 331 Differentials for the 1998 GMC K1500, the most popular in our inventory are:
Rear Differential Cover
from $51.99
(1)
Rear Differential Cover
Differential Covers
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 1998 GMC K1500 Differentials?

Top-rated Differentials for your 1998 GMC K1500 based on customer reviews/ratings are:
Rear Differential Cover
from $32.99
(14)
Rear Differential Cover
“FAST SHIPPING”
Rear Differential Cover
from $55.99
(11)
Rear Differential Cover
“Good quality cover, nice coat of paint on it. Should outlast the truck.”
Differential Yoke including Seal and Pinion Nut
from $139.99
(10)
Differential Yoke including Seal and Pinion Nut
“Will this fot 2001 jeep grand cherokee 4.0 limited with dana 35 read end”