2021 Ram 1500 Drivetrains

Essential Drivetrains for 2021 Ram 1500s

Spicer – Universal Joint (Part No.5-1350X)

Universal Joint

from

$45.99
You expect a lot from your vehicle, and Spicer Life Series (SPL) universal joints deliver. SPL universal joints consistently outperform competitors, so you can hit the road or trail with confidence. Check out the difference that SPL universal joints can make in your vehicle, and make sure you are getting the longer life, increased bearing capacity and lower maintenance costs that Spicer Life Series (SPL) can provide.
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Spicer – Universal Joint, Greaseable 1350 Series (Part No.5-178X)

Universal Joint, Greaseable 1350 Series

from

$44.99
When you see the Spicer name, you know you are buying the highest quality product available. Spicer universal joints are no exception. Dana manufactures a full line of Spicer universal joints that are engineered to ensure longer life for vehicles in a wide variety of applications, from light vehicle to commercial and off-highway.

Product Features:
  • OE engineering and field tested experience is why the Spicer brand is the most trusted in the industry.
  • Forged with high-quality steel, these u-joints are heat treated and case-hardened with precision to specific levels, ensuring optimal strength and durability.
  • The process of precision grinding the seal and bearing surfaces helps to improve the life of the seal and bearing.
  • Zerk allows for lubricating at regular intervals to help extend the life of the part.
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Dorman – Differential Pinion Flange Kit (Part No.697-020)

Differential Pinion Flange Kit

from

$188.99
A worn or damaged differential pinion flange can lead to driveline vibrations and fluid leaks. This part is designed to match the performance of the original equipment pinion flange on specified vehicles. It has been engineered to help restore a secure and reliable connection between the differential pinion and the drive shaft when the original flange is rusted, worn or damaged. It is made of rugged materials for reliable service and durability.

Product Features:
  • Direct replacement – this differential pinion flange is designed to match the performance of the original equipment flange on specified vehicles.
  • Ideal solution – engineered to help restore a secure and reliable connection between the differential pinion and the drive shaft when the original flange is worn or damaged
  • 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
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Dorman – Transfer Case Motor (Part No.600-935)

Transfer Case Motor

from

$404.99
Transfer case stopped shifting between high and low ranges? Swap out a seized transfer case motor with this direct replacement. Designed to install and perform like the original motor, it uses a factory-style connector and is sealed for protection.

Product Features:
  • Direct replacement – this transfer case motor fits and performs like the original motor on certain vehicle applications
  • Durable construction – made with factory-style electrical connector and weathertight seal to prevent corrosion
  • 100% new – this transfer case motor is entirely new, not remanufactured like competitors
  • Quality assured – vehicle-specific application has been validation tested to ensure quality
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Dorman – Transfer Case Shift Motor (Part No.600-908)

Transfer Case Shift Motor

from

$248.99
Transfer case stopped shifting between high and low ranges? Swap out a seized transfer case motor with this direct replacement. Designed to install and perform like the original motor, it uses a factory-style connector and is sealed for protection.

Product Features:
  • Direct replacement – this transfer case motor fits and performs like the original motor on certain vehicle applications
  • Durable construction – made with factory-style electrical connector and weathertight seal to prevent corrosion
  • 100% new – this transfer case motor is entirely new, not remanufactured like competitors
  • Quality assured – vehicle-specific application has been validation tested to ensure quality
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Dorman – Drive Shaft: Adjustable (Part No.976-623)

Drive Shaft: Adjustable

from

$1723.99
Replacing a drive shaft doesn’t have to be complicated. This complete drive shaft assembly is pre-balanced and ready to install with 100% new yokes, tubes, constant velocity (CV) joints and universal joints.

Product Features:
  • Direct replacement – this drive shaft is made to the original equipment dimensions for dependable fit and performance
  • 100% new – this drive shaft is made from all new components so there’s no core charge or return hassle
  • Ready to install – this drive shaft arrives pre-balanced to make installation quick and simple
  • Serviceable construction – non-staked universal joints are designed for future serviceability
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Dorman – Rear Drive Shaft: Adjustable (Part No.976-790)

Rear Drive Shaft: Adjustable

from

$635.99
Product Features:
  • Direct replacement – this drive shaft is made to the original equipment dimensions for dependable fit and performance
  • 100% new – this drive shaft is made from all new components so there’s no core charge or return hassle
  • Ready to install – this drive shaft arrives pre-balanced to make installation quick and simple
  • Serviceable construction – non-staked universal joints are designed for future serviceability
See More

Dorman – 4WD Differential Actuator (Part No.600-399)

4WD Differential Actuator

from

$215.99
This differential lock actuator directly replaces the original equipment part on specific vehicle applications. It is reverse engineered to reliably restore proper functionality.

Product Features:
  • Ideal replacement – this differential lock actuator directly replaces the original equipment part on specific vehicle years, makes and models
  • Effective fix – installation addresses inoperative differential lock caused by failed original actuator
  • Cost-effective solution – offers original equipment fit and function at a competitive price
  • Trustworthy quality – backed by a team of designers and engineers in the United States
See More

Mobil 1 – 75W-90 Full Synthetic Gear Lubricant, Extends Gear Life, 1 Quart (Part No.26101)

75W-90 Full Synthetic Gear Lubricant, Extends Gear Life, 1 Quart

from

$19.99
Mobil 1 Synthetic Gear Lubricant LS 75W-90 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-90 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 good resistance to foaming to maintain film strength for reliable lubrication. Meets or exceeds the requirements of the following industry specifications: API GL-5.

Product Features:
  • Mobil 1 LS synthetic automotive gear lubricant exceeds the highest level of performance requirements of 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: 104361
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Yukon Gear – Redline Synthetic "Shock Proof" Oil – 4 Quarts (Part No.15004)

Redline Synthetic "Shock Proof" Oil - 4 Quarts

from

$137.99
Redline Synthetic “Shock Proof” Oil. 4 Quarts.

Product Features:
  • Includes four quarts of Redline Shockproof oil
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Valvoline – DEX/MERC ATF Conventional Automatic Transmission Fluid, 1 Quart (Part No.798153)

DEX/MERC ATF Conventional Automatic Transmission Fluid, 1 Quart

from

$11.99
Valvoline DEX/MERC ATF is a high-quality transmission fluid formulated to meet the challenging demands of many automatic transmissions. Its responsive low-temperature fluidity is beneficial in both electronic and hydraulic controlled transmissions and transaxles. Recommended for use in the following applications: MERCON*, DEXRON*-III, Ford M2C138-CJ and M2C166-H, Allison C-4 and TES-389, and Caterpillar TO-2.

Product Features:
  • Formulated with premium base stocks and advanced additive technology to meet the challenging demands of automatic transmissions
  • Enhanced anti-shudder protection for smooth shifting and maximum power transfer
  • Developed with anti-wear technology to help improve transmission durability
  • Engineered with a proprietary blend of base oils and advanced additives to provide better oil flow at low temperatures and greater film protection at higher temperatures
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Motive Gear – Differential Ring and Pinion (Part No.C9.25-456)

Differential Ring and Pinion

from

$254.99


Product Features:
  • CHRY 12BLT 9.25 R&P-4.56 RATIO
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Motive Gear – Differential Ring and Pinion (Part No.C8-456)

Differential Ring and Pinion

from

$287.99


Product Features:
  • CHRY 8.0″ FRONT R&P-4.56 RATIO
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Motive Gear – Differential Ring and Pinion (Part No.C8-391)

Differential Ring and Pinion

from

$290.99


Product Features:
  • CHRY 8.0″ FRONT R&P-3.91 RATIO
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Carquest Premium – 4WD Actuator (Part No.FWE1016)

4WD Actuator

from

$159.99
Carquest Premium Vehicle Solutions provides high-quality solutions for a wide range of applications. The 4WD Actuator ensures seamless transition between 2WD and 4WD modes, providing enhanced traction and stability on challenging terrains without manual intervention. Engineered for maximum performance and durability, our products are built to excel in even the most demanding conditions, ensuring reliable operation and long-lasting value.

Product Features:
  • Durable Construction: Designed with high-quality materials to withstand harsh environmental conditions, ensuring long-lasting performance in extreme temperatures, vibrations, and moisture exposure.
  • Precision Engineering: Accurate sensing and switching capabilities provide reliable performance, reducing the risk of malfunctions and improving vehicle safety and efficiency.
  • Easy Installation & Maintenance: Designed for quick installation and minimal upkeep, reducing downtime and repair costs for both manufacturers and consumers.
  • Fit/Form/Function: Each vehicle electronic component is engineered to meet or surpass OEM standards, ensuring precise fit, optimal functionality, and reliable performance.
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Yukon Gear – Standard Open Carrier Case, Chrysler 10.5" (Part No.20000)

Standard Open Carrier Case, Chrysler 10.5"

from

$279.99
Chrysler 10.5″ standard Open carrier case (bare).

Product Features:
  • Standard open carrier case
  • Does not include spider gears
  • Fits Chrysler 10.5″
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Yukon Gear – Differential Carrier (Part No.20145)

Differential Carrier

from

$789.99
Differential Carrier

Yukon Gear – C9.25 Aam & Dodge 07 & Up Front Beam Axle Open Loaded Carrier (Part No.20017)

C9.25 Aam & Dodge 07 & Up Front Beam Axle Open Loaded Carrier

from

$469.99
Product Features:
  • Standard open carrier case
  • Includes spider gears
  • Fits 2007 and up Chrysler 9.25″ front
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Yukon Gear – Chrysler 9.25" "Zf" Standard Carrier Case, Bare, ’11 & Up (Part No.20137)

Chrysler 9.25" "Zf" Standard Carrier Case, Bare, '11 & Up

from

$276.99
Product Features:
  • Fits 2011 and up Chrysler 9.25″ ZF rear axles
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Anchor – Center Support Bearing Motor Mount: Rear, 1 Piece (Part No.6139)

Center Support Bearing Motor Mount: Rear, 1 Piece

from

$143.99
Center support bearings or Carrier Support Bearings are used when the driveshaft is split into two sections. It serves as a junction on the drive shaft between the transmission and the differential allowing the driveshaft to flex, relieving stress on other drive line components. Each part is engineered and designed to OE Standards. Applicable to FORD 17-21; RAM 19-21;. Please verify your application.

Product Features:
  • MAXIMUM VIBRATION DAMPENING: Rubber cushion is made of high grade rubber that ensures maximum dampening of vibration and the ability to absorb over loads.
  • HEAVY GAUGE STEEL FRAME: The housing frame is made from heavy gauge steel with durability that extends the service life.
  • READY TO INSTALL: Most center supports include a sealed bearing and dust shield and are ready to install.
  • For Years: 2017-2021
  • Weight approx: 5 Lbs
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Anchor – Center Support Bearing Motor Mount: Center, 1 Piece (Part No.6110)

Center Support Bearing Motor Mount: Center, 1 Piece

from

$79.99
Center support bearings or Carrier Support Bearings are used when the driveshaft is split into two sections. It serves as a junction on the drive shaft between the transmission and the differential allowing the driveshaft to flex, relieving stress on other drive line components. Each part is engineered and designed to OE Standards. Applicable to DODGE 10-10; RAM 11-12;. Please verify your application.

Product Features:
  • MAXIMUM VIBRATION DAMPENING: Rubber cushion is made of high grade rubber that ensures maximum dampening of vibration and the ability to absorb over loads.
  • HEAVY GAUGE STEEL FRAME: The housing frame is made from heavy gauge steel with durability that extends the service life.
  • READY TO INSTALL: Most center supports include a sealed bearing and dust shield and are ready to install.
  • For Years: 2010-2012
  • Weight approx: 3 Lbs
  • BEARING ID / BORE: 1.5750 INCH / 40 MM
  • CENTERLINE: 2.48 INCH / 63 MM
  • MOUNT WIDTH: 6.62 INCH / 168 MM
  • STYLE: HORSESHOE
  • ALUMINUM ALLOY
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Anchor – Center Support Bearing Motor Mount: Center, 1 Piece (Part No.6079)

Center Support Bearing Motor Mount: Center, 1 Piece

from

$79.99
Center support bearings or Carrier Support Bearings are used when the driveshaft is split into two sections. It serves as a junction on the drive shaft between the transmission and the differential allowing the driveshaft to flex, relieving stress on other drive line components. Each part is engineered and designed to OE Standards. Applicable to CHEV 92-05; DODGE 84-10; GMC 92-05; RAM 11-20;. Please verify your application.

Product Features:
  • MAXIMUM VIBRATION DAMPENING: Rubber cushion is made of high grade rubber that ensures maximum dampening of vibration and the ability to absorb over loads.
  • HEAVY GAUGE STEEL FRAME: The housing frame is made from heavy gauge steel with durability that extends the service life.
  • READY TO INSTALL: Most center supports include a sealed bearing and dust shield and are ready to install.
  • For Years: 1984-2020
  • Weight approx: 4 Lbs
  • BEARING ID / BORE: 1.3780 INCH / 35 MM
  • CENTERLINE: 2.28 INCH / 58 MM
  • MOUNT WIDTH: 6.62 INCH / 168 MM
  • STYLE: SQUARE FRAME
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Anchor – Center Support Bearing Motor Mount: Center, 1 Piece (Part No.6109)

Center Support Bearing Motor Mount: Center, 1 Piece

from

$141.99
Center support bearings or Carrier Support Bearings are used when the driveshaft is split into two sections. It serves as a junction on the drive shaft between the transmission and the differential allowing the driveshaft to flex, relieving stress on other drive line components. Each part is engineered and designed to OE Standards. Applicable to DODGE 06-10; RAM 11-11;. Please verify your application.

Product Features:
  • MAXIMUM VIBRATION DAMPENING: Rubber cushion is made of high grade rubber that ensures maximum dampening of vibration and the ability to absorb over loads.
  • HEAVY GAUGE STEEL FRAME: The housing frame is made from heavy gauge steel with durability that extends the service life.
  • READY TO INSTALL: Most center supports include a sealed bearing and dust shield and are ready to install.
  • For Years: 2006-2011
  • Weight approx: 3 Lbs
  • BEARING ID / BORE: 1.5750 INCH / 40 MM
  • CENTERLINE: 2.00 INCH / 51 MM
  • MOUNT WIDTH: 6.62 INCH / 168 MM
  • STYLE: ROUND FRAME
  • WITH WINGS
  • WITHOUT STUDS
  • COLLAR FACES TRANSFER CASE
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Carquest Premium – CV Axle Shaft Assembly (Part No.NCV545841)

CV Axle Shaft Assembly

from

$196.99
All CARQUEST axles have a new zinc dichromate plated nut or attaching hardware. CV joint grease has a high moly content. The boot bands are made from stainless steel, and the boots are manufactured to resist wear and damage due to extreme high and low temperatures.High moly CV joint grease with stainless-steel boot bands
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Carquest Premium – Extreme Duty CV Axle (Part No.NCV12183XD)

Extreme Duty CV Axle

from

$178.99
Manufactured to be an OE replacement with the addition of eXtreme Duty outer boots designed to withstand extreme low temperatures and resist impact tears. CV axles use 100% new materials and are engineered for ease of installation and long service.

Product Features:
  • Thermoplastic Outboard Boots
  • All New Materials
  • Boots Performance Tested to -50F
  • Moly-Blend Grease in inner and outer joints
See More

Carquest Premium – CV Axle Shaft Assembly (Part No.NCV12184)

CV Axle Shaft Assembly

from

$129.99
Carquest Premium constant velocity (C.V.) axle shaft assemblies are 100% new units that are designed to meet or exceed OE specifications. Every part number is tested to guarantee a proper fit and reliable performance. Carquest Premium CV axles are assembled with a specially formulated high-temperature moly grease to resist friction and wear of the bearings and joints. Our strict engineering and quality specifications ensure a long-lasting repair that is guaranteed with an industry-leading warranty.

Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • 100% new axle and components
  • New axle nut or attaching hardware included when applicable
  • Bearings, races and housings are heat-treated for longer life
  • Precision-engineered seal mating surfaces for leak-free performance
  • High moly CV joint grease with stainless-steel boot bands
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Carquest Premium – Extreme Duty CV Axle (Part No.NCV545841XD)

Extreme Duty CV Axle

from

$228.99
Manufactured to be an OE replacement with the addition of eXtreme Duty outer boots designed to withstand extreme low temperatures and resist impact tears. CV axles use 100% new materials and are engineered for ease of installation and long service.

Product Features:
  • Thermoplastic Outboard Boots
  • All New Materials
  • Boots Performance Tested to -50F
  • Moly-Blend Grease in inner and outer joints
See More

Upgrade your 2021 Ram 1500 with Top-Quality Drivetrains

When it comes to maintaining or upgrading your 2021 Ram 1500, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Ram or enhancing its overall performance, Drivetrains are key to keeping your 1500 functioning at its best. At Advance Auto Parts, we offer a wide selection of 19 Drivetrains for the 2021 Ram 1500, designed to meet your needs without breaking the bank. From 4WD Component replacements to Drive Shafts and Axles upgrades, we’ve got you covered with parts that fit your vehicle perfectly and ensure long-lasting performance.

Affordable Prices and Wide Selection

Shopping for Drivetrains for any vehicle can be a hassle, especially if you’re on a budget. But with Advance Auto Parts, you can find high-quality Drivetrains for your 2021 Ram 1500 at great prices. Our Drivetrains inventory for this model ranges from just $11.99 to $1,002.99, with an average price of $183.96. Our 19 Drivetrains in stock come from 8 trusted brands, so you’re sure to find the right part for your 2021 Ram 1500 without overspending.

Top Brands and High Customer Satisfaction

Advance Auto Parts takes pride in offering only the best brands in the automotive industry. For your 2021 Ram 1500, we stock popular OEM and aftermarket Drivetrains from top names like Valvoline, Spicer, Dorman, and more. Valvoline Drivetrains start at just $69.99 and boast an impressive 4.8 stars average rating from customers. Spicer and Dorman also bring quality to the table, with Drivetrains available starting at $44.99, and at an average 4.6 stars rating. With 19,588 customer reviews and counting, our 2021 Ram 1500 Drivetrains have a strong track record of reliability, ensuring you can trust your purchase.

Explore Related Parts and More

While you’re here, don’t forget to check out other essential categories that go hand in hand with Drivetrain upgrades. Explore related part types like Batteries and Chargers, Oil and Lubricants and more to make sure your 2021 Ram 1500 is always ready to roll. We’re committed to providing you with everything you need to keep your 1500 in top shape, all in one place. Start shopping confidently below for your 2021 Ram 1500!

Best-Selling 4WD Components for 2021 Ram 1500s

Enhance the driving experience in your Ram with 1 quality 4WD Component components, starting at $159.99.

Carquest Premium – 4WD Actuator (Part No.FWE1016)

4WD Actuator

from

$159.99
Carquest Premium Vehicle Solutions provides high-quality solutions for a wide range of applications. The 4WD Actuator ensures seamless transition between 2WD and 4WD modes, providing enhanced traction and stability on challenging terrains without manual intervention. Engineered for maximum performance and durability, our products are built to excel in even the most demanding conditions, ensuring reliable operation and long-lasting value.

Product Features:
  • Durable Construction: Designed with high-quality materials to withstand harsh environmental conditions, ensuring long-lasting performance in extreme temperatures, vibrations, and moisture exposure.
  • Precision Engineering: Accurate sensing and switching capabilities provide reliable performance, reducing the risk of malfunctions and improving vehicle safety and efficiency.
  • Easy Installation & Maintenance: Designed for quick installation and minimal upkeep, reducing downtime and repair costs for both manufacturers and consumers.
  • Fit/Form/Function: Each vehicle electronic component is engineered to meet or surpass OEM standards, ensuring precise fit, optimal functionality, and reliable performance.
See More

Most Popular 2021 Ram 1500 Drive Shafts and Axles

Customize your Ram with 7 Drive Shafts and Axles products like Drive Shaft and Axles, Axle Shaft Universal Joints, and Center Support Bearings, all priced under $1,002.99.

Spicer – Universal Joint, Greaseable 1350 Series (Part No.5-178X)

Universal Joint, Greaseable 1350 Series

from

$44.99
When you see the Spicer name, you know you are buying the highest quality product available. Spicer universal joints are no exception. Dana manufactures a full line of Spicer universal joints that are engineered to ensure longer life for vehicles in a wide variety of applications, from light vehicle to commercial and off-highway.

Product Features:
  • OE engineering and field tested experience is why the Spicer brand is the most trusted in the industry.
  • Forged with high-quality steel, these u-joints are heat treated and case-hardened with precision to specific levels, ensuring optimal strength and durability.
  • The process of precision grinding the seal and bearing surfaces helps to improve the life of the seal and bearing.
  • Zerk allows for lubricating at regular intervals to help extend the life of the part.
See More

Spicer – Universal Joint (Part No.5-1350X)

Universal Joint

from

$45.99
You expect a lot from your vehicle, and Spicer Life Series (SPL) universal joints deliver. SPL universal joints consistently outperform competitors, so you can hit the road or trail with confidence. Check out the difference that SPL universal joints can make in your vehicle, and make sure you are getting the longer life, increased bearing capacity and lower maintenance costs that Spicer Life Series (SPL) can provide.
See More

Carquest Premium – CV Axle Shaft Assembly (Part No.NCV545841)

CV Axle Shaft Assembly

from

$196.99
All CARQUEST axles have a new zinc dichromate plated nut or attaching hardware. CV joint grease has a high moly content. The boot bands are made from stainless steel, and the boots are manufactured to resist wear and damage due to extreme high and low temperatures.High moly CV joint grease with stainless-steel boot bands
See More

Carquest Premium – Extreme Duty CV Axle (Part No.NCV545841XD)

Extreme Duty CV Axle

from

$228.99
Manufactured to be an OE replacement with the addition of eXtreme Duty outer boots designed to withstand extreme low temperatures and resist impact tears. CV axles use 100% new materials and are engineered for ease of installation and long service.

Product Features:
  • Thermoplastic Outboard Boots
  • All New Materials
  • Boots Performance Tested to -50F
  • Moly-Blend Grease in inner and outer joints
See More

Dorman – Driveshaft Assembly (Part No.986-461)

Driveshaft Assembly

from

$1002.99
Replacing a drive shaft doesn’t have to be complicated. This complete drive shaft assembly is pre-balanced and ready to install with 100% new yokes, tubes, constant velocity (CV) joints and universal joints.

Product Features:
  • Direct replacement – this drive shaft is made to the original equipment dimensions for dependable fit and performance
  • 100% new – this drive shaft is made from all new components so there’s no core charge or return hassle
  • Ready to install – this drive shaft arrives pre-balanced to make installation quick and simple
  • Serviceable construction – non-staked universal joints are designed for future serviceability
See More

Anchor – Center Support Bearing Motor Mount: Rear, 1 Piece (Part No.6139)

Center Support Bearing Motor Mount: Rear, 1 Piece

from

$143.99
Center support bearings or Carrier Support Bearings are used when the driveshaft is split into two sections. It serves as a junction on the drive shaft between the transmission and the differential allowing the driveshaft to flex, relieving stress on other drive line components. Each part is engineered and designed to OE Standards. Applicable to FORD 17-21; RAM 19-21;. Please verify your application.

Product Features:
  • MAXIMUM VIBRATION DAMPENING: Rubber cushion is made of high grade rubber that ensures maximum dampening of vibration and the ability to absorb over loads.
  • HEAVY GAUGE STEEL FRAME: The housing frame is made from heavy gauge steel with durability that extends the service life.
  • READY TO INSTALL: Most center supports include a sealed bearing and dust shield and are ready to install.
  • For Years: 2017-2021
  • Weight approx: 5 Lbs
See More

Spicer – Universal Joint (Part No.5-1350-1X)

Universal Joint

from

$49.99
When you see the Spicer name, you know you are buying the highest quality product available. Spicer universal joints are no exception. Dana manufactures a full line of Spicer universal joints that are engineered to ensure longer life for vehicles in a wide variety of applications, from light vehicle to commercial and off-highway.
See More

Top Picks for 2021 Ram 1500 Differentials

Upgrade Ram 1500s with top-quality Differentials parts, including 10 OEM and aftermarket selections for your 2021 model.

Mobil 1 – 75W-90 Full Synthetic Gear Lubricant, Extends Gear Life, 1 Quart (Part No.26101)

75W-90 Full Synthetic Gear Lubricant, Extends Gear Life, 1 Quart

from

$19.99
Mobil 1 Synthetic Gear Lubricant LS 75W-90 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-90 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 good resistance to foaming to maintain film strength for reliable lubrication. Meets or exceeds the requirements of the following industry specifications: API GL-5.

Product Features:
  • Mobil 1 LS synthetic automotive gear lubricant exceeds the highest level of performance requirements of 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: 104361
See More

Valvoline – SynPower Transmission & Differential Gear Oil: Full Synthetic 75W-140, 1 Gallon (Part No.887344)

SynPower Transmission & Differential Gear Oil: Full Synthetic 75W-140, 1 Gallon

from

$69.99
Valvoline SAE 75W-140 Full Synthetic Gear Oil provides the ultimate gear protection in hypoid rear differentials and non-synchronized manual transmissions. Engineered to outperform, our formulation provides exceptional high and low temperature protection and excellent thermal stability, especially in demanding driving situations such as towing and off-roading. It contains an extreme pressure additive for better load carrying capacity and wear resistance, a limited slip additive for optimal clutch pack performance, and an anti-foaming agent for better lubrication and service life. It’s recommended for conventional rear axles and transmissions requiring EP gear lubes under high speed, high load, high torque and high horsepower conditions.

Product Features:
  • EXCEPTIONAL HIGH AND LOW TEMPERATURE PROTECTION ranging from -22F to 390F degrees
  • REDUCES CHATTERING AND PROTECTS GEAR TEETH from oxidation, rust, and wear
  • FIGHTS CORROSION AND RUST with emulsifying agents and safeguards against impurities, oxidation and thermal breakdown
  • MEETS THE DEMANDS OF CONVENTIONAL AND LIMITED SLIP REAR DIFFERENTIALS where API GL-5 is specified, as well as non-synchronized manual transmissions that require API GL-4
  • MEETS OR EXCEEDS PERFORMANCE REQUIREMENTS for Ford M2C-192A, GM 12346140, Chrysler MS-8985 and API GL-5
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Dorman – 4WD Differential Actuator (Part No.600-399)

4WD Differential Actuator

from

$215.99
This differential lock actuator directly replaces the original equipment part on specific vehicle applications. It is reverse engineered to reliably restore proper functionality.

Product Features:
  • Ideal replacement – this differential lock actuator directly replaces the original equipment part on specific vehicle years, makes and models
  • Effective fix – installation addresses inoperative differential lock caused by failed original actuator
  • Cost-effective solution – offers original equipment fit and function at a competitive price
  • Trustworthy quality – backed by a team of designers and engineers in the United States
See More

Valvoline – DEX/MERC ATF Conventional Automatic Transmission Fluid, 1 Quart (Part No.798153)

DEX/MERC ATF Conventional Automatic Transmission Fluid, 1 Quart

from

$11.99
Valvoline DEX/MERC ATF is a high-quality transmission fluid formulated to meet the challenging demands of many automatic transmissions. Its responsive low-temperature fluidity is beneficial in both electronic and hydraulic controlled transmissions and transaxles. Recommended for use in the following applications: MERCON*, DEXRON*-III, Ford M2C138-CJ and M2C166-H, Allison C-4 and TES-389, and Caterpillar TO-2.

Product Features:
  • Formulated with premium base stocks and advanced additive technology to meet the challenging demands of automatic transmissions
  • Enhanced anti-shudder protection for smooth shifting and maximum power transfer
  • Developed with anti-wear technology to help improve transmission durability
  • Engineered with a proprietary blend of base oils and advanced additives to provide better oil flow at low temperatures and greater film protection at higher temperatures
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Valvoline – Flex Fill Transmission & Differential Gear Oil: Full Synthetic 75W-90, 1 Quart (Part No.889785)

Flex Fill Transmission & Differential Gear Oil: Full Synthetic 75W-90, 1 Quart

from

$18.99
We’ve squeezed innovation into every ounce of Valvoline FlexFill SAE 75W-90 Full Synthetic Gear Oil, the ultimate gear protection in hypoid rear differentials and non-synchronized manual transmissions. Our unique new flexible pouch makes getting into the tightest places to lubricate gears easier than ever and with less waste. The superior detergent package-based formulation contains fully synthetic basestocks and special additives that help protect parts from rust and corrosion while providing exceptional high and low temperature protection and excellent thermal stability, especially in demanding driving situations such as towing and off-roading. It contains an extreme pressure additive for better load carrying capacity, wear resistance additives that assist in protecting gear teeth, a limited slip additive for optimal clutch pack performance, and an anti-foaming agent for better lubrication and service life. Valvoline FlexFill SAE 75W-90 Full Synthetic Gear Oil is recommended for use in axle applications requiring factory-fill or drain-and-fill levels for limited slip performance.

Product Features:
  • FLEXIBLE POUCH FOR EASIER USE WITH LESS WASTE in tight, hard to reach undercarriage situations.
  • EXCEPTIONAL HIGH AND LOW TEMPERATURE PROTECTION ranging from -30F to 300F degrees for dependable coverage year-round
  • REDUCES CHATTERING AND PROTECTS GEAR TEETH from oxidation, rust, and wear
  • MEETS THE DEMANDS OF CONVENTIONAL AND LIMITED SLIP REAR DIFFERENTIALS where API GL-5 is specified, as well as non-synchronized manual transmissions that require API GL-4 or MT-1 fluid
  • MEETS OR EXCEEDS PERFORMANCE REQUIREMENTS for Mack GO-H and GO-J; API GL-5 and API MT-1; MIL-PRF-2105E; and SAE J2360
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Motive Gear – Differential Ring and Pinion (Part No.C9.25-456)

Differential Ring and Pinion

from

$254.99


Product Features:
  • CHRY 12BLT 9.25 R&P-4.56 RATIO
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Yukon Gear – Differential Carrier (Part No.20145)

Differential Carrier

from

$789.99
Differential Carrier

Motive Gear – Differential Ring and Pinion (Part No.C9.25-321)

Differential Ring and Pinion

from

$266.99


Product Features:
  • CHRY 12BLT 9.25 R&P-3.21 RATIO
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Dorman – Differential Pinion Flange Kit (Part No.697-020)

Differential Pinion Flange Kit

from

$188.99
A worn or damaged differential pinion flange can lead to driveline vibrations and fluid leaks. This part is designed to match the performance of the original equipment pinion flange on specified vehicles. It has been engineered to help restore a secure and reliable connection between the differential pinion and the drive shaft when the original flange is rusted, worn or damaged. It is made of rugged materials for reliable service and durability.

Product Features:
  • Direct replacement – this differential pinion flange is designed to match the performance of the original equipment flange on specified vehicles.
  • Ideal solution – engineered to help restore a secure and reliable connection between the differential pinion and the drive shaft when the original flange is worn or damaged
  • 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
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Valvoline – Hybrid ATF Full Synthetic Automatic Transmission Fluid, 1 Quart (Part No.898795)

Hybrid ATF Full Synthetic Automatic Transmission Fluid, 1 Quart

from

$14.99
Valvoline is the No. 1 ATF brand, and now we’ve taken it to the next level with our hybrid performance fluid: Valvoline Full Synthetic Hybrid Automatic Transmission Fluid. Specifically designed for hardworking hybrids, Valvoline Full Synthetic Hybrid ATF is suitable for use in more than 95% of hybrid vehicles in operation with registered US ATF full hybrid vehicles (not including mild hybrids, traditional CVT or DCT hybrid models). Valvoline Full Synthetic Hybrid ATF is proven to maximize transmission life, and it’s compatible with copper and the coatings on copper in hybrid transmission, providing greater oxidation stability, insulation for the electrical current, and increased heat transfer capabilities to protect against transmission failure. Look for Valvoline’s complete lineup of hybrid performance fluids, including motor oil and antifreeze/coolant ¿ from the brand trusted for over 150 years.

Product Features:
  • Full synthetic hybrid ATF with Copper Care Technology, from the No. 1 ATF brand
  • Enhanced protection against corrosion that can result in hybrid transmission failure
  • Protects electrical systems maximizing transmission efficiency
  • Increased heat transfer capabilities to protect against higher temperatures produced by hybrids
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In-Demand Transfer Cases for 2021 Ram 1500s

Select from 1 premium Transfer Cases parts for your 2021 Ram 1500.

Dorman – Transfer Case Shift Motor (Part No.600-908)

Transfer Case Shift Motor

from

$248.99
Transfer case stopped shifting between high and low ranges? Swap out a seized transfer case motor with this direct replacement. Designed to install and perform like the original motor, it uses a factory-style connector and is sealed for protection.

Product Features:
  • Direct replacement – this transfer case motor fits and performs like the original motor on certain vehicle applications
  • Durable construction – made with factory-style electrical connector and weathertight seal to prevent corrosion
  • 100% new – this transfer case motor is entirely new, not remanufactured like competitors
  • Quality assured – vehicle-specific application has been validation tested to ensure quality
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Top-Rated Drivetrains Brands For Your 2021 Ram 1500

Shop for the best-rated brands offering Drivetrains and other products for your 2021 Ram 1500s. Below you’ll find some of our best rated Drivetrains from Valvoline, Spicer, and Dorman, and more. Drivetrains from these brands that fit a 2021 1500 start at just $44.99 and are rated as high as 4.8 stars. OEM and aftermarket Drivetrains don’t get more top quality, durable, and affordable than from the brands below.

Popular Valvoline 2021 Ram 1500 Drivetrains

When it comes to maintaining or upgrading your 2021 Ram 1500, using quality Drivetrains is essential to ensure durability and a perfect fit. Valvoline ticks all of those boxes. We offer a wide selection of Valvoline Drivetrains, specifically designed for the 2021 Ram 1500. With over 1 Valvoline brand Drivetrains in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $69.99. Plus, with over 364 customer reviews and an average rating of 4.8 stars, you can trust that our Valvoline Drivetrains will get the job done right. Choose Advance Auto Parts for reliability, quality, and expert-approved parts that keep your vehicle running strong.

Popular Spicer 2021 Ram 1500 Drivetrains

Spicer auto parts is one of the highest quality Drivetrain brands in the market. Any 2021 Ram 1500 owner should feel confident when installing genuine Spicer parts in their vehicle. To ensure the best fit and performance for your 2021 1500, Advance Auto Parts carries a full inventory of 2 Spicer Drivetrains. Plus you will be keeping your Ram in peak condition while saving money because prices on these Spicer Drivetrains range from $44.99 to $45.99, plus, with more than 12 customer reviews and an impressive 4.6 stars average rating, you can be confident the Fram Drivetrains below will deliver on both quality and value.
Universal Joint, Greaseable 1350 Series
from $44.99
(5)
Universal Joint, Greaseable 1350 Series
“Excellent Dana u joint.”
Universal Joint
from $45.99
(7)
Universal Joint
“Perfect fit, well built, much better than the run of the mill u-joints, and they come with different thickness clips so you can take up slack if neede”

FAQs for 2021 Ram 1500 Drivetrains

Which Drivetrains are best-sellers for 2021 Ram 1500s?

Out of 19 Drivetrains that fit 2021 Ram 1500s, the following parts are the top sellers:

What’s the price range for 2021 Ram 1500 Drivetrains?

Drivetrain prices for the 2021 Ram 1500 start at $11.99 and go up to $1,002.99 for the most premium parts.

What’s the average price of a Drivetrain for a 2021 Ram 1500?

The average price for Drivetrains for the 2021 Ram 1500 is $183.96. Keep in mind the variety of part types within our Drivetrain category so you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Drivetrains for other Ram 1500 model years?

Yes, we currently carry Drivetrains for 13 model years of Ram 1500s between 2011 and 2025. Drivetrains are bought most frequently for the following model years: 2022, 2020, 2019, 2018, 2017, 2016, 2015, 2014, and 2013.

What are the cheapest Drivetrains for my 2021 Ram 1500?

What are the top-rated Drivetrains that fit the 2021 Ram 1500?

Out of 19,588 reviews by customers, our 2021 Ram 1500 Drivetrains have an average customer rating of . These are some of the highest-rated Drivetrain types for the 2021 Ram 1500 and their top-rated products:

What types of Drivetrains do you sell for my 2021 Ram 1500?

As of 11/2/25, these are some of the most in-demand types of Drivetrains for a 2021 Ram 1500:

Can I get help with 2021 Ram 1500 Drivetrain orders?

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

What is your return policy for Ram 1500 Drivetrains?

Advance Auto Parts keeps returns simple. For new Ram 1500 Drivetrains and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.