2021 Subaru WRX Drivetrains

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Essential Drivetrains for 2021 Subaru WRXes

Dorman – Spindle Nut M22-1.5 Hex Size 32mm (sold by each) (Part No.615-160)

Spindle Nut M22-1.5 Hex Size 32mm (sold by each)

from

$6.99
This spindle nut is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this spindle nut matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this nut is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and Length service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Drive Shaft: Adjustable (Part No.976-215)

Drive Shaft: Adjustable

from

$615.99
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

Dorman – Drive Shaft: Greaseable, Adjustable (Part No.986-074)

Drive Shaft: Greaseable, Adjustable

from

$891.99
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

Valvoline – High Performance Transmission & Differential Gear Oil: Conventional 80W-90, 1 Quart (Part No.VV831)

High Performance Transmission & Differential Gear Oil: Conventional 80W-90, 1 Quart

from

$12.99
Valvoline High Performance Gear Oil is an extreme pressure gear lubricant formulated with quality base oils and superior additives that helps protect against severe temperatures, shock loads, scuffing, scouring, corrosion and pitting in high speed, high load, high torque and high horsepower conditions.

Product Features:
  • Formulated for reliable gear protection
  • Protects against severe temperatures to help extend service life
  • Formulated with extreme-pressure additives to minimize gear wear from shock loads
  • Helps protect against gear wear from scuffing, scouring, corrosion and pitting
  • Recommended for conventional hypoid differentials and non-synchronized manual transmissions in passenger cars, light trucks, sport utility vehicles, vans and heavy-duty trucks where an API-GL5 or GL-4 fluid is specified
  • PLEASE NOTE: Valvoline recommends SynPower Full Synthetic Gear Oil for limited slip differentials
See More

Valvoline – MaxLife Multi-Vehicle Automatic Transmission Fluid, 1 Gallon (Part No.773775)

MaxLife Multi-Vehicle Automatic Transmission Fluid, 1 Gallon

from

$35.99
Valvoline MaxLife Multi-Vehicle ATF is a full-synthetic formulation with advanced additives to prevent the major causes of transmission breakdown and help extend transmission life.  Developed to help prevent leaks, maximize transmission performance, reduce transmission wear, and maintain smooth shifting longer than conventional fluids. It is suitable for use in a broad range of ATF applications including most Ford, GM, Toyota, Honda, Nissan, Hyundai, BMW, Mercedes, Volvo, VW & Audi. Recommended for use in the following applications: GM DEXRON-II, DEXRON-III, DEXRON-VI, Ford MERCON LV, Toyota/Lexus Type T, T-II, T-IV, WS, Honda/Acura, ATF-Z1, Nissan/Infiniti Matic-D, Matic-J, Matric-K, Matic-S, Hyundai/Kia SP-II, SP-III, SP-IV, SPH-IV, BMW 7045E, ETL 8072B, LA2634, LT71141, Allison C-4, Mercedes Benz NAG-1, Volvo 1161521, 1161540, 97340, 1273.41, and VW/Audi G-052-025-A2, G-052-162-A1. For CVT applications Valvoline recommends Valvoline Full Synthetic CVT Fluid.

Product Features:
  • Formulated with full-synthetic base oils and long life friction modifiers to help improve smooth shifting, eliminate slippage and shudder, prevent clutch wear and improve drivability longer than conventional fluids
  • High-performance seal conditioners maintain and preserve the elasticity of seals to help prevent leaks in high mileage transmissions
  • 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
See More

Carquest Premium – New CV Axle Assembly (Part No.NCV922591)

New CV Axle Assembly

from

$115.99
Manufactured to be an OE replacement, CV axles use 100% new materials and are engineered for ease of installation and long service.

Product Features:
  • All New Materials
  • Engineered for OE Fitment
  • -40 Degree Rated CV Boots
  • Moly-Blend Grease in inner and outer joints
  • New nut and mounting hardware included if required
See More

Upgrade your 2021 Subaru WRX with Top-Quality Drivetrains

When it comes to maintaining or upgrading your 2021 Subaru WRX, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Subaru or enhancing its overall performance, Drivetrains are key to keeping your WRX functioning at its best. At Advance Auto Parts, we offer a wide selection of 5 Drivetrains for the 2021 Subaru WRX, designed to meet your needs without breaking the bank. From Spindle replacements to Differentials 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 Subaru WRX at great prices. Our Drivetrains inventory for this model ranges from just $6.99 to $615.99, with an average price of $166.28. Our 5 Drivetrains in stock come from 3 trusted brands, so you’re sure to find the right part for your 2021 Subaru WRX 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 Subaru WRX, we stock popular OEM and aftermarket Drivetrains from top names like Valvoline, and more. Valvoline Drivetrains start at just $12.99 and boast an impressive 4.8 stars average rating from customers. With 1,597 customer reviews and counting, our 2021 Subaru WRX 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 Subaru WRX is always ready to roll. We’re committed to providing you with everything you need to keep your WRX in top shape, all in one place. Start shopping confidently below for your 2021 Subaru WRX!

Best-Selling Spindles for 2021 Subaru WRXes

Enhance the driving experience in your Subaru with 1 quality Spindle components, starting at $6.99.

Dorman – Spindle Nut M22-1.5 Hex Size 32mm (sold by each) (Part No.615-160)

Spindle Nut M22-1.5 Hex Size 32mm (sold by each)

from

$6.99
This spindle nut is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this spindle nut matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this nut is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and Length service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Most Popular 2021 Subaru WRX Differentials

Customize your Subaru with 2 Differentials products like Differential Oil, all priced under $35.99.

Valvoline – MaxLife Multi-Vehicle Automatic Transmission Fluid, 1 Gallon (Part No.773775)

MaxLife Multi-Vehicle Automatic Transmission Fluid, 1 Gallon

from

$35.99
Valvoline MaxLife Multi-Vehicle ATF is a full-synthetic formulation with advanced additives to prevent the major causes of transmission breakdown and help extend transmission life.  Developed to help prevent leaks, maximize transmission performance, reduce transmission wear, and maintain smooth shifting longer than conventional fluids. It is suitable for use in a broad range of ATF applications including most Ford, GM, Toyota, Honda, Nissan, Hyundai, BMW, Mercedes, Volvo, VW & Audi. Recommended for use in the following applications: GM DEXRON-II, DEXRON-III, DEXRON-VI, Ford MERCON LV, Toyota/Lexus Type T, T-II, T-IV, WS, Honda/Acura, ATF-Z1, Nissan/Infiniti Matic-D, Matic-J, Matric-K, Matic-S, Hyundai/Kia SP-II, SP-III, SP-IV, SPH-IV, BMW 7045E, ETL 8072B, LA2634, LT71141, Allison C-4, Mercedes Benz NAG-1, Volvo 1161521, 1161540, 97340, 1273.41, and VW/Audi G-052-025-A2, G-052-162-A1. For CVT applications Valvoline recommends Valvoline Full Synthetic CVT Fluid.

Product Features:
  • Formulated with full-synthetic base oils and long life friction modifiers to help improve smooth shifting, eliminate slippage and shudder, prevent clutch wear and improve drivability longer than conventional fluids
  • High-performance seal conditioners maintain and preserve the elasticity of seals to help prevent leaks in high mileage transmissions
  • 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
See More

Valvoline – High Performance Transmission & Differential Gear Oil: Conventional 80W-90, 1 Quart (Part No.VV831)

High Performance Transmission & Differential Gear Oil: Conventional 80W-90, 1 Quart

from

$12.99
Valvoline High Performance Gear Oil is an extreme pressure gear lubricant formulated with quality base oils and superior additives that helps protect against severe temperatures, shock loads, scuffing, scouring, corrosion and pitting in high speed, high load, high torque and high horsepower conditions.

Product Features:
  • Formulated for reliable gear protection
  • Protects against severe temperatures to help extend service life
  • Formulated with extreme-pressure additives to minimize gear wear from shock loads
  • Helps protect against gear wear from scuffing, scouring, corrosion and pitting
  • Recommended for conventional hypoid differentials and non-synchronized manual transmissions in passenger cars, light trucks, sport utility vehicles, vans and heavy-duty trucks where an API-GL5 or GL-4 fluid is specified
  • PLEASE NOTE: Valvoline recommends SynPower Full Synthetic Gear Oil for limited slip differentials
See More

Top Picks for 2021 Subaru WRX Drive Shafts and Axles

Upgrade Subaru WRXes with top-quality Drive Shafts and Axles parts, including 2 OEM and aftermarket selections for your 2021 model.

Carquest Premium – New CV Axle Assembly (Part No.NCV922591)

New CV Axle Assembly

from

$115.99
Manufactured to be an OE replacement, CV axles use 100% new materials and are engineered for ease of installation and long service.

Product Features:
  • All New Materials
  • Engineered for OE Fitment
  • -40 Degree Rated CV Boots
  • Moly-Blend Grease in inner and outer joints
  • New nut and mounting hardware included if required
See More

Dorman – Drive Shaft: Adjustable (Part No.976-215)

Drive Shaft: Adjustable

from

$615.99
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

Top-Rated Drivetrains Brands For Your 2021 Subaru WRX

Shop for the best-rated brands offering Drivetrains and other products for your 2021 Subaru WRXes. Below you’ll find some of our best rated Drivetrains from Valvoline, and more. Drivetrains from these brands that fit a 2021 WRX start at just $12.99 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 Subaru WRX Drivetrains

When it comes to maintaining or upgrading your 2021 Subaru WRX, 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 Subaru WRX. With over 2 Valvoline brand Drivetrains in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $12.99, with an average price of just $24.49. Plus, with over 681 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.
High Performance Transmission & Differential Gear Oil: Conventional 80W-90, 1 Quart
from $12.99
(235)
High Performance Transmission & Differential Gear Oil: Conventional 80W-90, 1 Quart
“Good quality oil. Does it’s job.”
MaxLife Multi-Vehicle Automatic Transmission Fluid, 1 Gallon
from $35.99
(446)
MaxLife Multi-Vehicle Automatic Transmission Fluid, 1 Gallon
“Good quality great price”

FAQs for 2021 Subaru WRX Drivetrains

Which Drivetrains are best-sellers for 2021 Subaru WRXes?

Out of 5 Drivetrains that fit 2021 Subaru WRXes, the following parts are the top sellers:

What’s the price range for 2021 Subaru WRX Drivetrains?

Drivetrain prices for the 2021 Subaru WRX start at $6.99 and go up to $615.99 for the most premium parts.

What’s the average price of a Drivetrain for a 2021 Subaru WRX?

The average price for Drivetrains for the 2021 Subaru WRX is $166.28. 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 Subaru WRX model years?

Yes, we currently carry Drivetrains for 8 model years of Subaru WRXes between 2015 and 2024. Drivetrains are bought most frequently for the following model years: 2020, 2019, 2018, 2017, 2016, 2015, 2022, 2023, and 2024.

What are the cheapest Drivetrains for my 2021 Subaru WRX?

The cheapest 2021 Subaru WRX Drivetrains we carry in stock are:

What are the top-rated Drivetrains that fit the 2021 Subaru WRX?

Out of 1,597 reviews by customers, our 2021 Subaru WRX Drivetrains have an average customer rating of . These are some of the highest-rated Drivetrain types for the 2021 Subaru WRX and their top-rated products:

What types of Drivetrains do you sell for my 2021 Subaru WRX?

As of 3/1/26, these are some of the most in-demand types of Drivetrains for a 2021 Subaru WRX:

Can I get help with 2021 Subaru WRX Drivetrain orders?

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

What is your return policy for Subaru WRX Drivetrains?

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