1984 GMC P3500 Differentials

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Keep Your 1984 GMC P3500 in Top Shape with Quality Differentials

Whether you’re repairing or upgrading your Differential, using high-quality parts is key to keeping your 1984 GMC P3500 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Differential Pinion Seals, Rear Housing Cover Gaskets, and Differential Axle Shafts. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Differentials from Trusted Brands

Looking for a reliable Differential? We’ve got you covered with options from brands you know and trust like Felpro and National. For example, Felpro Differentials start at just $8.29 with an average 4.6 star rating. National offer similar pricing and quality, backed by strong customer feedback. With over 92 reviews and a solid 4.5 star average, you can shop with confidence knowing other GMC P3500 owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1984 GMC P3500 Differential at Advance Auto Parts is around $152.34, with a range that starts at $2.99 and goes up to $1,008.00. With 45 options in stock from 9 trusted brands, finding the right fit is easy. Popular picks like Yukon Gear 3 Qt – Penzoil 80W90 Conventional Gear Oil, 15002, Driveworks Tapered Roller Bearing, S-M-802048, and National Tapered Roller Bearing Cone, HM88542 start at just $17.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Differential, don’t forget to check out other key components like Drive Shafts and Axles and Universal Joints. At Advance Auto Parts, we’re here to help you keep your 1984 GMC P3500 in peak condition, inside and out.

Essential 1984 GMC P3500 Differentials

Driveworks – Driveworks Tapered Roller Bearing, S-HM-903249 (Part No.S-HM-903249)

Driveworks Tapered Roller Bearing, S-HM-903249

from

$27.99
Driveworks Tapered Roller Bearing, S-HM-903249.
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Motive Gear – Motive Gear Differential Gear Install Kit, GM10.5IK (Part No.GM10.5IK)

Motive Gear Differential Gear Install Kit, GM10.5IK

from

$54.99
Motive Gear Differential Gear Install Kit, GM10.5IK.
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National – National Bearing Race, HM807010 (Part No.HM807010)

National Bearing Race, HM807010

from

$27.49
Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.
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Yukon Gear – "Yukon Gear Redline Synthetic ""Shock Proof"" Oil – 4 Quarts, 15004" (Part No.15004)

"Yukon Gear Redline Synthetic ""Shock Proof"" Oil - 4 Quarts, 15004"

from

$137.99
Redline Heavy Shockproof Gear Oil is formulated to provide lasting protection.
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Yukon Gear – "Yukon Gear Crush Sleeve Eliminator Kit for GM 10.5"" 14 Bolt Truck, 55067" (Part No.55067)

"Yukon Gear Crush Sleeve Eliminator Kit for GM 10.5"" 14 Bolt Truck, 55067"

from

$121.99
Yukon shim kits are precision machined and tailored for each individual application to ensure you have the right shims for every set up.
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Pro-King – Pro-King Differential Internal Nest Kit, 718C717B (Part No.718C717B)

Pro-King Differential Internal Nest Kit, 718C717B

from

$422.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.
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Dorman – Dorman Axle Flange Gasket Kit, 926-900 (Part No.926-900)

Dorman Axle Flange Gasket Kit, 926-900

from

$19.99
Ensure a leak-free repair when servicing axle bearings or parking brake shoes. This axle shaft flange seal is a direct replacement for the original gasket and should be replaced every time work is performed at the axle flange.
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Yukon Gear – Yukon Gear Plug Adapter for Extra-Large Clamshell, 56070 (Part No.56070)

Yukon Gear Plug Adapter for Extra-Large Clamshell, 56070

from

$47.99
Yukon Gear & Axle offers a full line of top quality differential tools to save time and money.
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Felpro – Felpro Axle Housing Cover Gasket: Irregular Shaped 14 Bolt Hole Gasket, RDS 55063 (Part No.RDS 55063)

Felpro Axle Housing Cover Gasket: Irregular Shaped 14 Bolt Hole Gasket, RDS 55063

from

$8.29
Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.
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Yukon Gear – "Yukon Gear Bearing Install Kit for ’89-’97 10.5"" GM 14 Bolt Truck Differential, 11057" (Part No.11057)

"Yukon Gear Bearing Install Kit for '89-'97 10.5"" GM 14 Bolt Truck Differential, 11057"

from

$559.99
Yukon Bearing Installation Kits are perfect for shops and 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. Yukon does extensive research for each application to make sure your kit will arrive with all the correct parts you need to properly install your ring and pinion gear set.
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Yukon Gear – Yukon Gear Replacement Pinion Depth Shims for Dana 80, 55024 (Part No.55024)

Yukon Gear Replacement Pinion Depth Shims for Dana 80, 55024

from

$79.99
Yukon shim kits are precision machined and tailored for each individual application to ensure you have the right shims for every set up.
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Yukon Gear – "Yukon Gear Replacement Pinion Depth Shims for Dana 70HD, Dana 70, Ford 10.25"" & 10.5"", 55013" (Part No.55013)

"Yukon Gear Replacement Pinion Depth Shims for Dana 70HD, Dana 70, Ford 10.25"" & 10.5"", 55013"

from

$16.99
Yukon shim kits are precision machined and tailored for each individual application to ensure you have the right shims for every set up.
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Spicer – Spicer Differential Carrier Dana 60 Loaded Trac Lok, 707163X (Part No.707163X)

Spicer Differential Carrier Dana 60 Loaded Trac Lok, 707163X

from

$999.99
Genuine Spicer light vehicle axle products are manufactured to the same high standards as original equipment (OE) parts because they are OE parts. That means when an automotive axle part is replaced with a genuine Spicer part, you are getting the same performance and reliability you have come to expect. And because Dana is constantly revolutionizing the technology behind its Dana axles and Spicer products, the replacement car axle or component you purchase today may even exceed the standards set for the original equipment part that you are replacing.
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Yukon Gear – "Yukon Gear Standard Open Carrier Case, GM 10.5"" 14 Bolt Truck, 4.10 & Down, 20100" (Part No.20100)

"Yukon Gear Standard Open Carrier Case, GM 10.5"" 14 Bolt Truck, 4.10 & Down, 20100"

from

$729.99
“ABS carrier case exciter ring (tone ring) with 108 teeth for 8.8″” Ford.”
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Yukon Gear – "Yukon Gear 10.5"" GM 14 Bolt Truck Ring Gear Bolt, 33050" (Part No.33050)

"Yukon Gear 10.5"" GM 14 Bolt Truck Ring Gear Bolt, 33050"

from

$11.99
“10.5”” GM 14 bolt truck ring gear bolt 4.56 & up. 9/16″” x 18. 2.522″” overall length.”
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Yukon Gear – Yukon Gear Repleacement Ring Gear Bolt For Dana 80, 33039 (Part No.33039)

Yukon Gear Repleacement Ring Gear Bolt For Dana 80, 33039

from

$7.99
“Repleacement ring gear bolt for Dana 80. 9/16″” x 18.”
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Yukon Gear – Yukon Gear Replacement Standard Open Spider Gear Kit for Dana 80 with 37 Spline Axles, 16096 (Part No.16096)

Yukon Gear Replacement Standard Open Spider Gear Kit for Dana 80 with 37 Spline Axles, 16096

from

$311.99
Yukon Gear & Axle spider gear kits feature higher quality materials and better manufacturing techniques than OEM to ensure a longer lasting spider gear set. Kit delivers everything needed for a complete and proper spider gear set replacement.
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Yukon Gear – Yukon Gear Trac Lok Positraction Internals for Dana 80 and with 35 Spline Axles, 16094 (Part No.16094)

Yukon Gear Trac Lok Positraction Internals for Dana 80 and with 35 Spline Axles, 16094

from

$1049.99
Yukon Gear & Axle spider gear kits feature higher quality materials and better manufacturing techniques than OEM to ensure a longer lasting spider gear set. Kit delivers everything needed for a complete and proper spider gear set replacement.
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Motive Gear – Motive Gear Differential Internal Carrier Gear Kit, GM9.5BI (Part No.GM9.5BI)

Motive Gear Differential Internal Carrier Gear Kit, GM9.5BI

from

$133.99
Motive Gear Differential Internal Carrier Gear Kit, GM9.5BI.
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Yukon Gear – Yukon Gear Replacement Cover Gasket For Dana 50, Dana 60 & Dana 70, 23007 (Part No.23007)

Yukon Gear Replacement Cover Gasket For Dana 50, Dana 60 & Dana 70, 23007

from

$13.99
“Yukon spider gear set for GM 8.2″” Dura Grip posi, 28 spline. This kit does not include clutches. This kit fits Yukon Dura Grip ONLY.”
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Felpro – Felpro Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket, RDS 6014 (Part No.RDS 6014)

Felpro Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket, RDS 6014

from

$17.99
Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.
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Driveworks – Driveworks Taper Bearing Cone, S-HM-88649 (Part No.S-HM-88649)

Driveworks Taper Bearing Cone, S-HM-88649

from

$19.49
Value-priced bearing meets all cataloged application requirements.
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National – National Tapered Roller Bearing Cone, HM88542 (Part No.HM88542)

National Tapered Roller Bearing Cone, HM88542

from

$24.29
Manufactured with premium-grade steel, National taper bearing cones feature crowned raceways and rollers to ensure even load distribution.
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Schaeffler – Schaeffler Shaft Seal, SS3190 (Part No.SS3190)

Schaeffler Shaft Seal, SS3190

from

$31.99
Our wheel seals are engineered using only the highest-quality materials to meet vehicle manufacturer specificatons. We work with suppliers to design seals that meet FAG’s quality standards. Seals are designed to protect wheel end components from contamination – such as dirt, dust, and moisture – and prevent the loss of grease over the life of the bearing. The specifications for wheel seals are very demanding, and the type required depends on the specific application, position and vehicle class.
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Schaeffler – Schaeffler Shaft Seal, SS3147 (Part No.SS3147)

Schaeffler Shaft Seal, SS3147

from

$22.99
Our wheel seals are engineered using only the highest-quality materials to meet vehicle manufacturer specificatons. We work with suppliers to design seals that meet FAG’s quality standards. Seals are designed to protect wheel end components from contamination – such as dirt, dust, and moisture – and prevent the loss of grease over the life of the bearing. The specifications for wheel seals are very demanding, and the type required depends on the specific application, position and vehicle class.
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Yukon Gear – Yukon Gear High Performance Replacement Ring & Pinion Gear Set For Dana 80 In A 4.11 Ratio, Thick, 24080 (Part No.24080)

Yukon Gear High Performance Replacement Ring & Pinion Gear Set For Dana 80 In A 4.11 Ratio, Thick, 24080

from

$394.99
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. thick gear for 3.73 and down carrier.
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Yukon Gear – Yukon Gear High Performance Replacement Ring & Pinion Gear Set For Dana 70 In A 3.73 Ratio, 24073 (Part No.24073)

Yukon Gear High Performance Replacement Ring & Pinion Gear Set For Dana 70 In A 3.73 Ratio, 24073

from

$767.99
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.
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Yukon Gear – Yukon Gear High Performance Replacement Ring & Pinion Gear Set For Dana 80 In A 3.54 Ratio, 24076 (Part No.24076)

Yukon Gear High Performance Replacement Ring & Pinion Gear Set For Dana 80 In A 3.54 Ratio, 24076

from

$619.99
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.
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Most Popular Differential Pinion Seal for 1984 GMC P3500s

Enhance your 1984 GMC P3500 with this popular Differential Pinion Seal we have in stock, for $22.99.

Schaeffler – Schaeffler Shaft Seal, SS3147 (Part No.SS3147)

Schaeffler Shaft Seal, SS3147

from

$22.99
Our wheel seals are engineered using only the highest-quality materials to meet vehicle manufacturer specificatons. We work with suppliers to design seals that meet FAG’s quality standards. Seals are designed to protect wheel end components from contamination – such as dirt, dust, and moisture – and prevent the loss of grease over the life of the bearing. The specifications for wheel seals are very demanding, and the type required depends on the specific application, position and vehicle class.
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Best-Selling 1984 GMC P3500 Rear Housing Cover Gasket

Upgrade your P3500 with our best-selling Rear Housing Cover Gasket with a 4.5 Starts rating across 13 reviews.

Felpro – Felpro Axle Housing Cover Gasket: Irregular Shaped 14 Bolt Hole Gasket, RDS 55063 (Part No.RDS 55063)

Felpro Axle Housing Cover Gasket: Irregular Shaped 14 Bolt Hole Gasket, RDS 55063

from

$8.29
Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.
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Top-Quality Differential Axle Shafts for 1984 GMC P3500s

Choose a high-quality OEM or aftermarket Differential Axle Shaft for GMC P3500s and enjoy top-notch performance from $146.99.

Motive Gear – Motive Gear Axle Shaft Kit, MG1774 (Part No.MG1774)

Motive Gear Axle Shaft Kit, MG1774

from

$175.99
The Motive Gear replacement axle shaft offers an OE-quality axle shaft at a fraction of the OE cost. Manufactured from 1541H material on high-tolerance CNC equipment, this axle shaft is designed to provide a perfect fit every time.
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Motive Gear – Motive Gear Axle Shaft Kit, MG1775 (Part No.MG1775)

Motive Gear Axle Shaft Kit, MG1775

from

$146.99
The Motive Gear replacement axle shaft offers an OE-quality axle shaft at a fraction of the OE cost. Manufactured from 1541H material on high-tolerance CNC equipment, this axle shaft is designed to provide a perfect fit every time.
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Top Picks for 1984 GMC P3500 Differential Oil

Invest in one of our 3 durable Differential Oil for your 1984 GMC, knowing you’re getting trusted brands and expert craftsmanship.

Yukon Gear – Yukon Gear 3 Qt – Penzoil 80W90 Conventional Gear Oil, 15002 (Part No.15002)

Yukon Gear 3 Qt - Penzoil 80W90 Conventional Gear Oil, 15002

from

$44.99
Union 76 gear oil is a conventional non-synthetic 80W90 formulation designed for all types of differentials.
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Yukon Gear – "Yukon Gear Redline Synthetic ""Shock Proof"" Oil – 4 Quarts, 15004" (Part No.15004)

"Yukon Gear Redline Synthetic ""Shock Proof"" Oil - 4 Quarts, 15004"

from

$137.99
Redline Heavy Shockproof Gear Oil is formulated to provide lasting protection.
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Valvoline – Valvoline Multi-Vehicle (ATF) Full Synthetic Automatic Transmission Fluid 1 GA, 904891 (Part No.904891)

Valvoline Multi-Vehicle (ATF) Full Synthetic Automatic Transmission Fluid 1 GA, 904891

from

$35.99
Choosing an automatic transmission fluid just got easier. Valvoline Full Synthetic MaxLife Multi-Vehicle ATF, the #1 ATF product, is suitable for use in 95% of ATF vehicles in operation with US registered light duty applications. And now, it€™s also recommended for most belt and chain-driven continuously variable transmissions (CVT). Featuring advanced additives to prevent the major causes of transmission breakdown, it€™s designed to help prevent leaks, reduce wear and tear, and maximize performance €“ all for much longer than conventional fluids. It has improved thermal stability for longer fluid life, better viscosity stability for consistent transmission operation, and frictional enhancements for smooth gear engagements. Whether your vehicle has a CVT or traditional automatic, Valvoline MaxLife Multi-Vehicle ATF is suitable for a broad range of transmissions including Ford, GM, Toyota, Honda, Nissan, Hyundai, Subaru, BMW, Mercedes, Volvo, VW and Audi vehicles. It€™s specifically recommended for use in the following applications: GM DEXRON-II, DEXRON-III, DEXRON-VI, and DEX-CVT; Ford MERCON LV; Toyota/Lexus Type T, T-II, T-IV, WS, CVTF FE, and CVTF TC. For the many miles ahead, trust your transmission with Valvoline, the #1 automatic transmission fluid brand.
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Top-Rated Differential Bearings for 1984 GMC P3500s

Make a smart move for your 1984 GMC P3500 with products all priced from $13.49 to $33.99.

National – National Bearing Race, 382A (Part No.382A)

National Bearing Race, 382A

from

$13.99
Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.
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Driveworks – Driveworks Clutch Release Bearing, S-614174 (Part No.S-614174)

Driveworks Clutch Release Bearing, S-614174

from

$33.99
Driveworks Clutch Release Bearing, S-614174.
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Driveworks – Driveworks Tapered Roller Bearing, S-HM-803110 (Part No.S-HM-803110)

Driveworks Tapered Roller Bearing, S-HM-803110

from

$13.49
Driveworks Tapered Roller Bearing, S-HM-803110.
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Schaeffler – Schaeffler Bearing – TRB (Tapered Roller Bearing), KT45 (Part No.KT45)

Schaeffler Bearing - TRB (Tapered Roller Bearing), KT45

from

$21.99
With advanced load-carrying capacity and compact design, tapered roller bearings are used in wheel bearings, transmissions, differentials, transfer cases and other miscellanous applications. FAG manufacturers over 100 million tapered roller bearings annually.
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Top-Rated Differential Brands For Your 1984 GMC P3500

When it comes to finding the perfect Differential for your 1984 GMC P3500, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 9 trusted brands. We carry the most popular Differential brands including Felpro and National, and more, all known for their exceptional customer ratings (average brand rating of 4.6 stars) and competitive prices, as low as $8.29. Purchasing a Differential from us here at Advance Auto Parts is a smart move for both you and your 1984 GMC P3500, providing peace of mind with parts that meet or exceed OEM standards.

Popular Felpro 1984 GMC P3500 Differentials

If you’re looking for a top-quality Differential for your 1984 GMC P3500, Advance Auto Parts has exactly what you need with our selection of Felpro Differentials. We have 2 Felpro Differentials in stock for this fitment, all known for their durability and precision fit. With prices starting at just $8.29 and an average cost of $13.14, you’ll find the perfect Differential for your needs and budget. Felpro Differentials for the 1984 GMC P3500 come highly rated, with over 14 customer reviews and an impressive average rating of 4.6 stars. Choosing a Felpro Differential from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Felpro Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket, RDS 6014
from $17.99
(1)
Felpro Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket, RDS 6014
“OEM only uses silicone , the gasket set with a thin layer of silicone is a much better sealant method”

Top-Quality National 1984 GMC P3500 Differentials

For those in search of a high-quality Differential for their 1984 GMC P3500, Advance Auto Parts offers a great selection of National Differentials. With 1 National Differentials in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Differentials start at just $13.99, giving you a range of options to suit your budget. Backed by over 6 customer ratings and an average rating of 4.3 stars, National Differentials provide both reliability and excellent performance. Choosing a National Differential from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
National Bearing Race, 382A
from $13.99
(6)
National Bearing Race, 382A
“Fit perfectly. No difficulty replacing my old ones.”

FAQs for 1984 GMC P3500 Differentials

What are the best-selling Differentials for 1984 GMC P3500s?

Out of 45 Differentials that fit 1984 GMC P3500s, the following parts are the top sellers:

What’s the price range for 1984 GMC P3500 Differentials?

The prices of Differentials for the 1984 GMC P3500 range from $2.99 up to $1,008.00 for the most premium parts.

What is the average price of a Differential for a 1984 GMC P3500?

The average price for Differentials for the 1984 GMC P3500 is $152.34. Keep in mind the variety of part types within our Differential category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Differentials for other GMC P3500 model years?

Yes, we carry Differentials for 19 model years of GMC P3500s between 1979 and 1999. The following model years are the most popular for Differential purchases: 1999, 1998, 1997, 1996, 1995, 1994, 1993, 1992, and 1991.

What are the cheapest Differentials for my 1984 GMC P3500?

Does Advance Auto Parts sell Differentials for any other 1984 GMC models?

Yes. We stock Differentials for 22 other popular 1984 GMC models. Some of the most popular are 1984 Jimmy Differentials, 1984 K2500 Differentials, 1984 C2500 Differentials, 1984 K1500 Differentials, and 1984 C1500 Differentials.

What types of Differentials do you sell for my 1984 GMC P3500?

As of 8/2/26, these are some of the most in-demand types of Differentials for a 1984 GMC P3500:

Can I get help with 1984 GMC P3500 Differential orders?

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

What is your return policy for GMC P3500 Differentials?

Advance Auto Parts keeps returns simple. For new GMC P3500 Differentials and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.