1977 Dodge W300 Differentials

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Keep Your 1977 Dodge W300 in Top Shape with Quality Differentials

Whether you’re repairing or upgrading your Differential, using high-quality parts is key to keeping your 1977 Dodge W300 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Differential Covers, Differential Oil, and Differential Pinion Seals. 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 Dorman, National, and Felpro. For example, Dorman Differentials start at just $239.99 with an average 4.2 star rating. National and Felpro offer similar pricing and quality, backed by strong customer feedback. With over 130 reviews and a solid 3.5 star average, you can shop with confidence knowing other Dodge W300 owners approve.

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 1977 Dodge W300 in peak condition, inside and out.

Essential 1977 Dodge W300 Differentials

Yukon Gear – Yukon Gear Zip Locker Rear Switch Cover, 34010 (Part No.34010)

Yukon Gear Zip Locker Rear Switch Cover, 34010

from

$7.99
The Yukon Zip Locker is the latest in on-demand traction. Its air-operated design allows you to switch from an open differential to 100% lockup when you need it, giving you the ultimate in driver select ability.
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Yukon Gear – Yukon Gear Differential, 26039 (Part No.26039)

Yukon Gear Differential, 26039

from

$869.99
Yukon Gear Differential, 26039. EXTERNAL SUPPLY>FDO>BACK ROOM-FDO>APPLICATION SPECIFIC from Yukon Gear
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Yukon Gear – Yukon Gear Dana 60 & Dana 70 Power Lok Case Bolt, 33236 (Part No.33236)

Yukon Gear Dana 60 & Dana 70 Power Lok Case Bolt, 33236

from

$7.99
Dana 60 & Dana 70 Power Lok case bolt.
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Yukon Gear – Yukon Gear Replacement Inner Slinger For Dana 70, 33013 (Part No.33013)

Yukon Gear Replacement Inner Slinger For Dana 70, 33013

from

$6.99
“Yukon 4340 Chrome-Moly axles provide up to 50% increased strength over stock axles for use in extreme performance applications with large tires and high horsepower. Yukon’s 4340 axles are manufactured using the latest technologies and the highest quality materials to ensure high strength and long life. Limited Lifetime warranty covers manufacturing defects and axle breakage for as long as you own the vehicle. This warranty is not transferable to another party. “”No Questions Asked”” replacement for first warranty return, however Yukon reserves the right to either replace axle or refund original purchase price after the first warranty claim. Yukon (through Randy’s ring & pinion) makes final determination on warranty considerations.”
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Yukon Gear – Yukon Gear Pinion Install Kit for Dana 60 Rear Differential, 13032 (Part No.13032)

Yukon Gear Pinion Install Kit for Dana 60 Rear Differential, 13032

from

$295.99
Yukon Pinion Installation Kits are a terrific solution for gear installation on lower mileage vehicles where the carrier bearings and races can be reused. This kit features Timken bearings and races along with high-quality seals and small parts. Yukon does extensive research for each application to make sure your kit will arrive with all the correct parts you need to install your gear set.
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Yukon Gear – Yukon Gear Carrier Installation Kit for Dana 60 Differential, 57005 (Part No.57005)

Yukon Gear Carrier Installation Kit for Dana 60 Differential, 57005

from

$194.99
Yukon Carrier Installation Kits are a convenient and low-cost solution for carrier changes in cases where one is upgrading to a positraction limited slip differential, a mechanical locker, or an air operated locker. These kits contain carrier bearings and races and a carrier shim kit.
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Yukon Gear – "Yukon Gear 9.25"" Cross Pin Shaft Tracloc Only, Not Standard Open 0.870"" Diameter, 33310" (Part No.33310)

"Yukon Gear 9.25"" Cross Pin Shaft Tracloc Only, Not Standard Open 0.870"" Diameter, 33310"

from

$57.99
Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers and much, much more. For all your differential small parts needs, look no further than Yukon.
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Yukon Gear – "Yukon Gear Replacement Redi-Sleeve Yoke Saver, 8.75"" C, 9.25"" C, Dana 60/61/70/70U/70HD, 30228" (Part No.30228)

"Yukon Gear Replacement Redi-Sleeve Yoke Saver, 8.75"" C, 9.25"" C, Dana 60/61/70/70U/70HD, 30228"

from

$37.99
Yukon Mighty Seals use the latest design and manufacturing technologies to produce a precision fit that seals tight and lasts for years to come.
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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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Powertrax – Powertrax Differential Lock Assembly, 9203923125 (Part No.9203923125)

Powertrax Differential Lock Assembly, 9203923125

from

$579.99
For vehicles that are driven daily, the Power Trax No-Slip Traction System is the latest design in quiet traction-adding differential technology. It combines the automatic street-friendly smooth operation of a limited-slip differential with the traction performance of a locking differential. The Power Trax No-Slip locker easily installs in to your differential carrier using basic tools and without affecting your ring and pinion settings. Power Trax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems automatically provide 100% traction on-demand, under the toughest circumstances. The Power Trax Grip-Pro and Grip-LS performance limited slips offer smooth dependable torque transfer and traction for the best of both worlds.
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Yukon Gear – Yukon Gear Dana 60, Dana 70 & Dana 80 Cover Bolt, 33235 (Part No.33235)

Yukon Gear Dana 60, Dana 70 & Dana 80 Cover Bolt, 33235

from

$5.99
“3/8″” cover bolt, Dana 60, Dana 70 & Dana 80.”
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Spicer – Spicer Differential Clutch Pack-Dana 44 and Chrysler 9.25, 708203 (Part No.708203)

Spicer Differential Clutch Pack-Dana 44 and Chrysler 9.25, 708203

from

$139.99
Demand genuine Spicer. Dana design, engineering, testing and manufacturing processes all work in conjunction with one another to ensure unparalleled performance that non-genuine parts simply cannot deliver.
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Motive Gear – Motive Gear Differential Internal Carrier Gear Kit, C9.25BI (Part No.C9.25BI)

Motive Gear Differential Internal Carrier Gear Kit, C9.25BI

from

$161.99
Motive Gear Differential Internal Carrier Gear Kit, C9.25BI.
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Spicer – Spicer Differential Companion Flange, 29 Spline Male Pilot 1350 Series Builder Axle Compatible, 2010948 (Part No.2010948)

Spicer Differential Companion Flange, 29 Spline Male Pilot 1350 Series Builder Axle Compatible, 2010948

from

$106.99
Demand genuine Spicer. Dana design, engineering, testing and manufacturing processes all work in conjunction with one another to ensure unparalleled performance that non-genuine parts simply cannot deliver.
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National – National Shaft Repair Sleeve, 99138 (Part No.99138)

National Shaft Repair Sleeve, 99138

from

$30.99
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.
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Yukon Gear – "Yukon Gear High Performance Ring & Pinion Gear Set For ’09 & Down Chrysler 9.25"" In A 3.90 Ratio, 24014" (Part No.24014)

"Yukon Gear High Performance Ring & Pinion Gear Set For '09 & Down Chrysler 9.25"" In A 3.90 Ratio, 24014"

from

$539.99
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 has an updated, proprietary, design that provides longer life and higher durability than the competition. 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. We reccomend an OEM gear for van applications. This gear set is for ’09 and older applications only.
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Yukon Gear – Yukon Gear Full-Floating Blank, Dana 60, 35 Spline Diameter, Non-Drilled Axle Shaft, 21005 (Part No.21005)

Yukon Gear Full-Floating Blank, Dana 60, 35 Spline Diameter, Non-Drilled Axle Shaft, 21005

from

$232.99
Yukon Master Overhaul Kits give you all the high-quality parts you need to start and finish every differential job. Yukon offers more tailor-made kits than any other manufacturer in the industry to meet your specific installation needs. This kit uses high-quality Koyo/Timken bearings and races along with high quality seals and small parts. Yukon Master Overhaul Kits are the most comprehensive and complete kits on the market because Yukon does extensive research to ensure that every kit has everything you need for your application.
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Motive Gear – Motive Gear Differential Gear Install Kit, D60IK (Part No.D60IK)

Motive Gear Differential Gear Install Kit, D60IK

from

$63.99
Motive Gear Differential Gear Install Kit, D60IK.
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Yukon Gear – Yukon Gear Spindle Boring Tool Replacement Bit for Dana 60, 56050 (Part No.56050)

Yukon Gear Spindle Boring Tool Replacement Bit for Dana 60, 56050

from

$499.99
Yukon Gear & Axle offers a full line of top quality differential tools to save time and money.
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Motive Gear – Motive Gear Ring Gear Bolt, 14066913 (Part No.14066913)

Motive Gear Ring Gear Bolt, 14066913

from

$2.99
Motive Gear Ring Gear Bolt, 14066913.
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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 Preload Spacer for Dana 70, 55070 (Part No.55070)

Yukon Gear Preload Spacer for Dana 70, 55070

from

$9.99
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 Differential Side Bearing Screw Adjuster for 9.25"" Chrysler, 33256" (Part No.33256)

"Yukon Gear Differential Side Bearing Screw Adjuster for 9.25"" Chrysler, 33256"

from

$64.99
Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers and much, much more. For all your differential small parts needs, look no further than Yukon.
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Schaeffler – Schaeffler Shaft Seal, SS3284 (Part No.SS3284)

Schaeffler Shaft Seal, SS3284

from

$16.99
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 Replacement Yoke for Dana 60 and 70 with 1410 U/Joint Size, 41031 (Part No.41031)

Yukon Gear Replacement Yoke for Dana 60 and 70 with 1410 U/Joint Size, 41031

from

$334.99
Yukon Gear and Axle manufactures a complete line of general replacement and performance series of pinion yokes for many street, racing, and heavy-duty off-road applications.
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Motive Gear – Motive Gear Differential Ring and Pinion, D70-456 (Part No.D70-456)

Motive Gear Differential Ring and Pinion, D70-456

from

$235.99
Motive Gear Differential Ring and Pinion, D70-456.
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Felpro – Felpro Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket, RDS 6095-1 (Part No.RDS 6095-1)

Felpro Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket, RDS 6095-1

from

$9.49
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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USA Standard Gear – USA Standard Gear Differential Spider Gear Kits, 39009 (Part No.39009)

USA Standard Gear Differential Spider Gear Kits, 39009

from

$198.99
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 Limited warranty against defects on their ring & pinion sets.
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Popular 1977 Dodge W300 Differentials Categories

Most Popular Differential Covers for 1977 Dodge W300s

Enhance your 1977 Dodge W300 with one of the 6 Differential Covers we have in stock, starting at just $73.99.

Yukon Gear – Yukon Gear Steel Cover for Dana 70, 32322 (Part No.32322)

Yukon Gear Steel Cover for Dana 70, 32322

from

$149.99
These Yukon replacement diff covers are a direct bolt-on.
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Yukon Gear – Yukon Gear Chrome cover for Chrysler 9.25, 32001 (Part No.32001)

Yukon Gear Chrome cover for Chrysler 9.25, 32001

from

$73.99
These Yukon replacement diff covers take your rig a step beyond the boring factory look. They are the stock OE design finished in chrome.
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Yukon Gear – Yukon Gear Steel Cover for Dana 60 Standard Rotation, 32321 (Part No.32321)

Yukon Gear Steel Cover for Dana 60 Standard Rotation, 32321

from

$114.99
These Yukon replacement diff covers are a direct bolt-on.
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B & M – "B & M Cast Aluminum Differential Cover For Chrysler 9.25"", 10306" (Part No.10306)

"B & M Cast Aluminum Differential Cover For Chrysler 9.25"", 10306"

from

$311.99
Our engineers designed the line of Hi-Tek differential covers to not only look good but address a number of weaknesses of the factory-stamped steel covers. First, they started by constructing the covers of thick A356.0-T6 aluminum, which dissipates heat much faster than the factory steel unit keeping the fluid temperature lower under high-stress loads vs. a steel cover. Then for added durability, we added a reinforced center bar for extra strength along with load bolts to help prevent bearing cap deflection under severe loads. The internal shape of the cover retains the smooth round back internally to help keep the fluid flow going over the ring gear to properly lubricate and cool the bearings and ring & pinion gears. Additional features include a magnetic drain plug for catching ferrous metal particles, a machined B&M logo, and all necessary hardware and easy-to-follow detailed instructions for a quick and simple installation you can do at home.
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Yukon Gear – "Yukon Gear Steel Cover for Chrysler 9.25"" Rear, 32314" (Part No.32314)

"Yukon Gear Steel Cover for Chrysler 9.25"" Rear, 32314"

from

$93.99
These Yukon replacement diff covers are a direct bolt-on.
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Yukon Gear – Yukon Gear Standard Rotation Dana 60 Chrome Differential Cover, 32005 (Part No.32005)

Yukon Gear Standard Rotation Dana 60 Chrome Differential Cover, 32005

from

$89.99
Chrome replacement cover for Dana 60 and 61(not reverse rotation!).
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Best-Selling 1977 Dodge W300 Differential Oil

Upgrade your W300 with one of our 2 best-selling Differential Oil.

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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Top-Quality Differential Pinion Seals for 1977 Dodge W300s

Choose a high-quality OEM or aftermarket Differential Pinion Seal for Dodge W300s and enjoy top-notch performance from $13.99.

Yukon Gear – Yukon Gear Replacement Pinion Seal for Dana 44HD, Dana 60 & Dana 70, 30208 (Part No.30208)

Yukon Gear Replacement Pinion Seal for Dana 44HD, Dana 60 & Dana 70, 30208

from

$39.99
Yukon Mighty Seals use the latest design and manufacturing technologies to produce a precision fit that seals tight and lasts for years to come.
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Schaeffler – Schaeffler Shaft Seal, SS3284 (Part No.SS3284)

Schaeffler Shaft Seal, SS3284

from

$16.99
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.
See More

Yukon Gear – "Yukon Gear Pinion Seal for 8.75"" Chrysler Or for 9.25"" Chrysler with 41 or 89 Housing, 30121" (Part No.30121)

"Yukon Gear Pinion Seal for 8.75"" Chrysler Or for 9.25"" Chrysler with 41 or 89 Housing, 30121"

from

$13.99
Yukon Mighty Seals use the latest design and manufacturing technologies to produce a precision fit that seals tight and lasts for years to come.
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Our Top Pick for a 1977 Dodge W300 Rear Differential Cover Gasket

Invest in a durable Rear Differential Cover Gasket for your 1977 Dodge, knowing you’re getting trusted brands and expert craftsmanship.

Victor Reinz – Victor Reinz Differential Cover Gasket, 71-14868-00 (Part No.71-14868-00)

Victor Reinz Differential Cover Gasket, 71-14868-00

from

$9.99
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.
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Top-Rated Differential Bearings for 1977 Dodge W300s

Make a smart move for your 1977 Dodge W300 with products all priced from $13.49 to $32.49.

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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National – National Tapered Roller Bearing Cone, 28682 (Part No.28682)

National Tapered Roller Bearing Cone, 28682

from

$32.49
Manufactured with premium-grade steel, National taper bearing cones feature crowned raceways and rollers to ensure even load distribution.
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National – National Bearing Race, 382S (Part No.382S)

National Bearing Race, 382S

from

$23.29
Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.
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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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Top-Rated Differential Brands For Your 1977 Dodge W300

When it comes to finding the perfect Differential for your 1977 Dodge W300, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 14 trusted brands. We carry the most popular Differential brands including Felpro, National, and Dorman, and more, all known for their exceptional customer ratings (average brand rating of 4.6 stars) and competitive prices, as low as $13.99. Purchasing a Differential from us here at Advance Auto Parts is a smart move for both you and your 1977 Dodge W300, providing peace of mind with parts that meet or exceed OEM standards.

Popular Felpro 1977 Dodge W300 Differentials

If you’re looking for a top-quality Differential for your 1977 Dodge W300, Advance Auto Parts has exactly what you need with our selection of Felpro Differentials. We have 1 Felpro Differentials in stock for this fitment, all known for their durability and precision fit. With prices starting at just $17.99, you’ll find the perfect Differential for your needs and budget. Felpro Differentials for the 1977 Dodge W300 come highly rated, with over 1 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 1977 Dodge W300 Differentials

For those in search of a high-quality Differential for their 1977 Dodge W300, Advance Auto Parts offers a great selection of National Differentials. With 2 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, with an average price of $22.49, giving you a range of options to suit your budget. Backed by over 7 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 Shaft Repair Sleeve, 99138
from $30.99
(1)
National Shaft Repair Sleeve, 99138
“Perfect Fit. Product was exactly as described”
National Bearing Race, 382A
from $13.99
(6)
National Bearing Race, 382A
“Fit perfectly. No difficulty replacing my old ones.”

FAQs for 1977 Dodge W300 Differentials

What are the best-selling Differentials for 1977 Dodge W300s?

Out of 273 Differentials that fit 1977 Dodge W300s, the following parts are the top sellers:

What’s the price range for 1977 Dodge W300 Differentials?

The prices of Differentials for the 1977 Dodge W300 range from $1.25 up to $1,487.99 for the most premium parts.

What is the average price of a Differential for a 1977 Dodge W300?

The average price for Differentials for the 1977 Dodge W300 is $282.16. 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 Dodge W300 model years?

Yes, we carry Differentials for 4 model years of Dodge W300s between 1975 and 1980. The following model years are the most popular for Differential purchases: 1980, 1979, 1978, 1976, and 1975.

What are the cheapest Differentials for my 1977 Dodge W300?

Does Advance Auto Parts sell Differentials for any other 1977 Dodge models?

Yes. We stock Differentials for 17 other popular 1977 Dodge models. Some of the most popular are 1977 Charger Differentials, 1977 Ramcharger Differentials, 1977 W150 Differentials, 1977 Monaco Differentials, and 1977 D150 Differentials.

What types of Differentials do you sell for my 1977 Dodge W300?

As of 8/2/26, these are some of the most in-demand types of Differentials for a 1977 Dodge W300:

Can I get help with 1977 Dodge W300 Differential orders?

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

What is your return policy for Dodge W300 Differentials?

Advance Auto Parts keeps returns simple. For new Dodge W300 Differentials and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.