2021 Ram 3500 Differentials
Keep Your 2021 Ram 3500 in Top Shape with Quality Differentials
Whether you’re repairing or upgrading your Differential, using high-quality parts is key to keeping your 2021 Ram 3500 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 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 Mobil Oil, Valvoline, and Driveworks. For example, Mobil Oil Differentials start at just $21.99 with an average 4.9 star rating. Valvoline and Driveworks offer similar pricing and quality, backed by strong customer feedback. With over 10,820 reviews and a solid 4 star average, you can shop with confidence knowing other Ram 3500 owners approve.
Competitive Prices and Extensive Inventory
The average price for a 2021 Ram 3500 Differential at Advance Auto Parts is around $260.56, with a range that starts at $11.99 and goes up to $535.99. With 15 options in stock from 7 trusted brands, finding the right fit is easy. Popular picks like Mobil 1 Synthetic Gear Lubricant LS 75W-140, 1 Quart, Taper Bearing Set, and Taper Bearing Cone start at just $11.99 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 Spindles. At Advance Auto Parts, we’re here to help you keep your 2021 Ram 3500 in peak condition, inside and out.
Find Your Specific 2021 Ram 3500 Differentials
Looking for the perfect Differential for your 2021 Ram 3500? You’re in the right place. Below, you’ll find links to various types of Differentials that fit your vehicle. At Advance Auto Parts, we offer only the highest quality OEM and aftermarket Differentials, ensuring durability and a precise fit for your Ram 3500. Whether you’re driving a 2021 model or another popular model year like
2013,
2014,
2015,
2016,
2017,
2018,
2019,
2020, and
2022, we’ve got you covered. Purchasing Differentials from Advance Auto Parts is a smart choice, giving you access to trusted brands and parts built to perform. Below, you’ll find links to various types of Differentials that fit your vehicle.
Essential 2021 Ram 3500 Differentials
Yukon Gear – Grizzly Locker For GM & Chrysler 11.5" With 38 Spline Axles (Part No.28014)
from
$1929.99
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 factory spindles will need to be machined in order to accept the axles this locker uses. 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!
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Product Features:
- Fits GM and Chrysler 11.5″ with 38 spline axles
- Patented internal design reduces common locker failures
- 8620 internals for added strength
- Assembled in the USA
Yukon Gear – Standard Open Carrier Case, Chrysler 11.5" (Part No.20001)
from
$749.99
11.5″ Chrysler standard Open carrier case, loaded with spiders.
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Product Features:
- Standard open carrier case
- Includes spider gears
- Fits Chrysler and GM 11.5″
Yukon Gear – Redline Synthetic "Shock Proof" Oil – 4 Quarts (Part No.15004)
from
$137.99
Redline Heavy Shockproof Gear Oil is formulated to provide lasting protection.
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Product Features:
- Includes four quarts of Redline Shockproof oil
Yukon Gear – Redline Synthetic "Shock Proof" Oil – 3 Quarts (Part No.15000)
from
$99.99
Redline Heavy Shockproof Gear Oil is formulated to provide lasting protection.
Product Features:
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Product Features:
- Includes three quarts of Redline Shockproof oil
aFe POWER – Pro Series Rear Differential Cover Black with Machined Fins (Part No.46-71150B)
from
$369.99
Pro Series Rear Differential Cover Black with Machined Fins
Pro-King – Differential Carrier Cover (Part No.725A758)
from
$44.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.
Product Features:
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Product Features:
- Meets or exceeds OE specifications
aFe POWER – Differential Cover (Part No.46-70392)
from
$369.99
aFe Power’s new rear differential cover brings performance engineering to the protection of your axle’s differential. This differential cover is constructed out of durable cast aluminum with reinforced ribs for maximum strength. This cover comes with all necessary hardware for easy installation. Pro Series differential covers include an oil level sight glass and magnetic deep reach fill plug. This cover is finished with black powder-coating and machined fins for a distinctive look._x000d__x000d_Increased Oil Capacity: This cover has an increased oil capacity over stock for better performance over a longer duration._x000d__x000d_Built-in Internal/External Fins: Built-in internal and external fins transfer heat from the oil to the outside air for maximum cooling._x000d__x000d_Magnetic Plugs: This system incorporates a magnetic drain and deep reach fill plug to capture loose particles for maximum protection._x000d__x000d_Calibration Plug: Calibration plug set to the factory oil level to eliminate overfilling._x000d__x000d_Oil Level Sight Glass: A pre-installed oil level sight glass allows quick and easy oil inspection._x000d__x000d_When it comes to engineering for power, performance, protection and value, aFe Power is the only choice.
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Product Features:
- Constructed out of durable cast aluminum
- Wrinkle-black powder-coating with machined fins
- Dual neodymium magnetic plugs are used for maximum gear protection
- Large oil level sight glass with calibration plug set to the factory oil level to eliminate overfilling
Motive Gear – Differential Internal Carrier Gear Kit (Part No.GM9.5BI)
Yukon Gear – 2007 & Up 9.25" Chrysler Standard Open 33 Spline Straight Axle Front Spider Set (Part No.16067)
from
$409.99
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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Product Features:
- Spider gear kit
- Fits 2007 and up Chrysler 9.25″ front open differential
- Includes two side gears, two pinion gears, cross pin shaft, roll pin and spider gear thrust washers.
USA Standard Gear – Differential Spider Gear Kits (Part No.39020)
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$208.99
11.5AAM GM & Chrysler (fits All Years) UNIVERSAL standard Open spider gear kit.
Product Features:
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Product Features:
- Spider gear kit
- Fits GM and Chrysler 11.5″ open differential
- Includes two side gears, two pinion gears, cross pin shaft, roll pin and spider gear thrust washers.
Pro-King – Differential Crush Sleeve (Part No.745A034)
from
$8.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.
Product Features:
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Product Features:
- Meets or exceeds OE specifications
Pro-King – Differential Crush Sleeve (Part No.724A034)
from
$11.29
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.
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Product Features:
- Meets or exceeds OE specifications
Yukon Gear – 11.5" GM & Chrysler Crush Sleeve (Part No.33098)
from
$74.99
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.
Product Features:
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Product Features:
- Crush sleeve for GM and Chrysler 11.5″
- 0.935″ tall
Yukon Gear – Chrysler10.5/11.5, 30Spline, 4340 (36.1" – 40.1" ) Full Float Axle (8X3.96") (Part No.21701)
from
$599.99
Yukon high-performance axles are built with high-tensile strength 4340 chromoly, use superior production methods that include cold roll formed splines, and feature advanced induction coil heat treating to create an axle of unmatched quality and durability.
Product Features:
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Product Features:
- Fits Chrysler 10.5″ and 11.5″
- 30 spline
- Cut to length design fits 36.1″-40.1″ applications
- 8 lug
- 4340 chromoly construction
Yukon Gear – 4340 Chromoly Axle for ’10-’13 Dodge 9.25" Front, Right Hand Side, 38.1" Long (Part No.21784)
from
$299.99
Yukon high-performance axles are built with high-tensile strength 4340 chromoly, use superior production methods that include cold roll formed splines, and feature advanced induction coil heat treating to create an axle of unmatched quality and durability.
Product Features:
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Product Features:
- 33 spline
- Front inner axle, right-hand side
- Heavy duty 4340 chromoly construction
- Uses 1555 Series u-joint
Dorman – Axle Shaft Assembly (Part No.630-027)
from
$424.99
This axle shaft is designed to match the performance of the original equipment shaft on specified vehicle makes, models and years. When a factory axle shaft fails or is damaged by rust or collision, this replacement is engineered to help restore and ensure the proper transfer of torque and rotational power from the differential or transmission to the wheel.
Product Features:
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Product Features:
- Direct replacement – this axle shaft is designed to match the performance of the original equipment shaft on specified vehicle makes, models and years
- Ideal solution – when a factory axle shaft fails, this replacement is engineered to help ensure proper transfer of torque and rotational power from the differential or transmission to the wheels
- Durable construction – designed and manufactured to strict specifications for reliable performance
- Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
Pro-King – Differential Ring and Pinion (Part No.745A730A)
from
$938.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket.
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Product Features:
- Meets or exceeds OE specifications
Yukon Gear – High Performance Ring & Pinion Gear Set For GM 11.5" In A 5.13 Ratio (Part No.24446)
from
$699.99
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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Product Features:
- Fits GM and Chrysler 11.5″
- 11.50″ ring gear diameter
- 30 spline pinion
- 12 ring gear bolts
- 5.13 ratio
USA Standard Gear – Ring and Pinion Kit (Part No.36328)
from
$649.99
Ring and Pinion Kit
Driveworks – Taper Bearing Set (Part No.S-A-38)
from
$13.99
Value-priced bearing meets all cataloged application requirements.
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Product Features:
- Brand may vary by location
Driveworks – Taper Bearing Cone (Part No.S-LM-104949)
from
$11.99
Value-priced bearing meets all cataloged application requirements.
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Product Features:
- Brand may vary by location
Felpro – Axle Housing Cover Gasket Irregular Shaped 14 Bolt Hole Gasket (Part No.RDS 55474)
from
$67.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.
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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
Popular 2021 Ram 3500 Differentials Categories
Most Popular Differential Covers for 2021 Ram 3500s
Enhance your 2021 Ram 3500 with one of the 4 Differential Covers we have in stock, starting at just $298.99.
aFe POWER – Pro Series Rear Differential Cover Black with Machined Fins (Part No.46-71150B)
from
$369.99
Pro Series Rear Differential Cover Black with Machined Fins
aFe POWER – Differential Cover (Part No.46-70402)
from
$354.99
aFe Power’s new front differential cover brings performance engineering to the protection of your axle’s differential. This differential cover is constructed out of durable cast aluminum with reinforced ribs for maximum strength. This cover comes with all
Product Features:
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Product Features:
- Constructed out of durable cast aluminum
- Wrinkle-black powder-coating with machined fins
- Dual neodymium magnetic plugs are used for maximum gear protection
- Large oil level sight glass with calibration plug set to the factory oil level to eliminate overfilling
aFe POWER – Street Series Rear Differential Cover Raw with Machined Fins (Part No.46-71150A)
from
$314.99
Street Series Rear Differential Cover Raw with Machined Fins
aFe POWER – Differential Cover (Part No.46-70400)
from
$298.99
aFe Power’s new front differential cover brings performance engineering to the protection of your axle’s differential. This differential cover is constructed out of durable cast aluminum with reinforced ribs for maximum strength. This cover comes with all necessary hardware for easy installation. This cover has a raw finish with machined fins for a distinctive look._x000d__x000d_Increased Oil Capacity: This cover has an increased oil capacity over stock for better performance over a longer duration._x000d__x000d_Built-in Internal/External Fins: Built-in internal and external fins transfer heat from the oil to the outside air for maximum cooling._x000d__x000d_Magnetic Plug: This system incorporates a magnetic drain plug to capture loose particles for maximum protection._x000d__x000d_Calibration Plug: Calibration plug set to the factory oil level to eliminate overfilling._x000d__x000d_Optional Accessories Available: Our optional oil level sight glass (Part Number: 46-00001) and deep reach magnetic fill plug (Part Number: 46-00002) are great additions to combine with this cover._x000d__x000d_When it comes to engineering for power, performance, protection and value, aFe Power is the only choice.
Product Features:
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Product Features:
- Constructed out of durable cast aluminum
- Neodymium magnetic drain plug for gear protection
- Calibration plug set to the factory oil level to eliminate overfilling
- Fits AAM 9.25-12 bolt front axles
Best-Selling 2021 Ram 3500 Differential Oil
Upgrade your 3500 with one of our 2 best-selling Differential Oil, earning an average 5 stars rating across 536 reviews.
Valvoline – MaxLife Multi-Vehicle (ATF) Full Synthetic Automatic Transmission Fluid, 1 Quart (Part No.VV324)
from
$12.49
Valvoline Full Synthetic MaxLife Multi-Vehicle ATF, the No. 1 ATF product, suitable for use in 95% of vehicles. And now, it’s recommended for most belt & 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 & tear, and maximize performance. Has improved thermal stability for longer fluid life, better viscosity stability for consistent transmission operation, and frictional enhancements for smooth gear engagements. Valv MaxLife Multi-Vehicle ATF is suitable for most Ford, GM, Toyota, Honda, Nissan, Hyundai, Subaru, BMW, Mercedes, Volvo, VW & Audi vehicles. Recommended for use in: 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; Honda/Acura ATF-Z1 and Honda CVT; Nissan/Infiniti Matic-D, Matic-J, Matic-K and Matic-S; Hyundai/Kia SP-II, SP-III, SP-IV and SPH-IV; BMW 7045E, ETL 8072B, LA2634 and LT71141; Allison C-4; Mercedes-Benz NAG-1; Volvo 1161521, 1161540, 97340 and 1273.41; Subaru ATF HP, Lineartronic chain CVT and CVT-II, Lineartronic High Torque CVT, and CV-30; and VW/Audi G-052-025-A2 and G-052-162-A1. CURRENTLY UNABLE TO SHIP THIS PRODUCT TO CUSTOMERS LOCATED IN CALIFORNIA
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Product Features:
- FOR USE IN 95% OF VEHICLES INCLUDING MOST CVTs in operation with US registered light duty applications
- HIGH PERFORMANCE CONDITIONING AGENTS prolong seal elasticity to prevent leaks
- IMPROVED DURABILITY & TRANSMISSION LIFE with anti-wear technology to avoid costly repairs
- ENHANCED HIGH & LOW TEMP PERFORMANCE supports transmission fluid in all weather situations
Mobil 1 – Mobil 1 Synthetic Gear Lubricant LS 75W-140, 1 Quart (Part No.44815)
from
$21.99
Mobil 1 Synthetic Gear Lubricant LS 75W-140 is a supreme, multi-purpose automotive gear lubricant that helps to provide exceptional thermal stability and resistance to high temperature oxidation, extending gear life due to minimal deposits. Helps to deliver outstanding protection against low speed/high torque wear with the capability to handle severe driving conditions while delivering smooth efficient performance. Mobil 1 Synthetic Gear Lubricant LS provides exceptional shear stability, corrosion protection, and enhanced frictional properties. Compared to conventional hypoid gear lubricants, Mobil 1 LS 75W-140 performs exceptionally over a wide range of temperatures to reduce wear at start up. Mobil 1 gear lube helps to minimize leakage and reduce contamination, while providing a good resistance to foaming to maintain film strength for reliable lubrication. Meets or exceeds the requirements of the following industry specifications: API GL-5.
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Product Features:
- Mobil 1 synthetic automotive gear lubricant exceeds the highest level of performance requirements for modern passenger vehicles
- Helps to provide exceptional thermal stability and resistance to high temperature oxidation and extend gear life due to minimal deposits
- Delivers outstanding protection against low speed/high torque wear, handling severe driving conditions with smooth, efficient performance
- Compared to conventional hypoid gear lubricants, performs exceptionally over a wide range of temperatures to reduce wear at start up
- Provides exceptional shear stability, corrosion protection, and enhanced frictional properties
- Manufacturer Part Number: 102490
Top-Quality Differential Axle Shafts for 2021 Ram 3500s
Choose a high-quality OEM or aftermarket Differential Axle Shaft for Ram 3500s and enjoy top-notch performance from $535.99.
Dorman – Axle Disconnect Kit (Part No.630-060)
from
$535.99
Axle shaft damaged or bearings worn out. This axle shaft assembly directly replaces the original equipment on certain vehicles, ready for install right out of the box.
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Product Features:
- Direct replacement – this axle shaft assembly replaces the original equipment on specific vehicle years, makes and models
- Ready to install – comes pre-assembled for simple installation with no further assembly required
- 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
Our Top Pick for a 2021 Ram 3500 Differential Crush Sleef
Invest in a
durable Differential Crush Sleef for your 2021 Ram, knowing you’re getting trusted brands and expert craftsmanship.
Yukon Gear – Crush Sleeve (Part No.33099)
from
$13.99
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.
Product Features:
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Product Features:
- Crush sleeve for Chrysler 9.25″ front, GM 8.6″ IRS, 9.25″ IFS and 9.5″
- 0.640″ tall
Our Top-Rated Differential Carrier Bearing Set for 2021 Ram 3500s
Make a smart move for your 2021 Ram 3500 with our Differential Carrier Bearing Set for $13.99.
Driveworks – Taper Bearing Set (Part No.S-A-38)
from
$13.99
Value-priced bearing meets all cataloged application requirements.
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Product Features:
- Brand may vary by location
Top-Rated Differential Brands For Your 2021 Ram 3500
When it comes to finding the perfect Differential for your 2021 Ram 3500, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 7 trusted brands. We carry the most popular Differential brands including Mobil Oil, Valvoline, and Driveworks, and more, all known for their exceptional customer ratings (average brand rating of 4.9 stars) and competitive prices, as low as $11.99. Purchasing a Differential from us here at Advance Auto Parts is a smart move for both you and your 2021 Ram 3500, providing peace of mind with parts that meet or exceed OEM standards.
Popular Mobil Oil 2021 Ram 3500 Differentials
If you’re looking for a top-quality Differential for your 2021 Ram 3500, Advance Auto Parts has exactly what you need with our selection of Mobil Oil Differentials. We have 1 Mobil Oil Differentials in stock for this fitment, all known for their durability and precision fit. With prices starting at just $21.99, you’ll find the perfect Differential for your needs and budget. Mobil Oil Differentials for the 2021 Ram 3500 come highly rated, with over 90 customer reviews and an impressive average rating of 4.9 stars. Choosing a Mobil Oil Differential from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
from
$21.99
(90)
Mobil 1 Synthetic Gear Lubricant LS 75W-140, 1 Quart
“Differential fluid for 2017 Ram 1500, very satified”
Top-Quality Valvoline 2021 Ram 3500 Differentials
For those in search of a high-quality Differential for their 2021 Ram 3500, Advance Auto Parts offers a great selection of Valvoline Differentials. With 1 Valvoline 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 $12.49, giving you a range of options to suit your budget. Backed by over 446 customer ratings and an average rating of 4.8 stars, Valvoline Differentials provide both reliability and excellent performance. Choosing a Valvoline Differential from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
from
$12.49
(446)
MaxLife Multi-Vehicle (ATF) Full Synthetic Automatic Transmission Fluid, 1 Quart
“seems to be ok”
FAQs for 2021 Ram 3500 Differentials
What are the best-selling Differentials for 2021 Ram 3500s?
Out of 15 Differentials that fit 2021 Ram 3500s, the following parts are the top sellers:
- Mobil 1 Synthetic Gear Lubricant LS 75W-140, 1 Quart (7070076) – $21.99
- Taper Bearing Set (5050766) – $13.99
- Taper Bearing Cone (5050049) – $11.99
What’s the price range for 2021 Ram 3500 Differentials?
The prices of Differentials for the 2021 Ram 3500 range from $11.99 up to $535.99 for the most premium parts.
What is the average price of a Differential for a 2021 Ram 3500?
The average price for Differentials for the 2021 Ram 3500 is $260.56. 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 Ram 3500 model years?
What are the cheapest Differentials for my 2021 Ram 3500?
The cheapest 2021 Ram 3500 Differentials we carry are:
- Taper Bearing Cone (5050049) – $11.99
- MaxLife Multi-Vehicle (ATF) Full Synthetic Automatic Transmission Fluid, 1 Quart (8020023) – $12.49
- Taper Bearing Set (5050766) – $13.99
- Crush Sleeve (11643360) – $13.99
- Mobil 1 Synthetic Gear Lubricant LS 75W-140, 1 Quart (7070076) – $21.99
Does Advance Auto Parts sell Differentials for any other 2021 Ram models?
Yes. We stock Differentials for 4 other popular 2021 Ram models. Some of the most popular are 2021 1500 Differentials, 2021 2500 Differentials, 2021 ProMaster City Differentials, 2021 5500 Differentials, and 2021 4500 Differentials.
What are the top-rated Differentials that fit the 2021 Ram 3500?
The one 2021 Ram 3500 Differential we have in stock is the Taper Bearing Cone. It is rated 4 stars and costs $11.99.
What types of Differentials do you sell for my 2021 Ram 3500?
As of 6/2/26, these are some of the most in-demand types of Differentials for a 2021 Ram 3500:
Can I get help with 2021 Ram 3500 Differential orders?
Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Ram Differentials and more.
What is your return policy for Ram 3500 Differentials?
Advance Auto Parts keeps returns simple. For new Ram 3500 Differentials and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.