27011AB320 SUBARU Rear Lsd Differential Wrx Sti

Review SUBARU Rear Lsd Differential 3.54 Ratio Fits Miles for WRX STI 2015–2021

The Subaru 27011AB320 is a high-performance rear differential assembly specifically designed for the 2021 WRX STI. This differential is an essential component of the vehicle's drivetrain, responsible for transmitting power from the engine to the wheels while allowing for independent wheel movement.

This differential is a limited-slip differential (LSD), which means it can distribute power between the wheels to improve traction and stability, especially during cornering and acceleration. The R180 designation indicates that this is a helical-gear type LSD, known for its smooth operation and ability to provide a balanced distribution of power between the wheels.

The Subaru 27011AB320 is compatible with Subaru WRX STI models from the 2015 to 2021 model years. It features a 54-tooth ring gear, which is a standard size for many Subaru performance differentials. The differential's capacity is rated for up to 16,000 pounds, ensuring it can handle the power and torque produced by the WRX STI's turbocharged engine.

Installing this differential requires removing the rear subframe of the vehicle, which is a complex process that should be performed by a professional mechanic or a knowledgeable DIY enthusiast. However, with the right tools and a careful approach, the installation process can be completed efficiently and accurately, ensuring the differential operates optimally and safely.

In summary, the Subaru 27011AB320 R180 LSD differential is a high-performance upgrade for the 2021 WRX STI, designed to improve traction, stability, and overall performance. Its robust construction and 16,000-pound capacity make it an ideal option for enthusiasts looking to enhance their vehicle's drivetrain.

1. Enhanced traction and stability: The Limited-Slip Differential (LSD) helps distribute power evenly between the wheels, reducing wheel spin and improving handling in slippery or uneven road conditions.

2. Improved performance: The R180 LSD differential is designed to handle high power outputs, making it an excellent choice for the high-performance WRX STI.

3. Better control: The LSD differential allows for smoother transitions between turns, reducing understeer or oversteer, resulting in improved handling and a more enjoyable driving experience.

4. Durability: Subaru's LSD differentials are known for their durability and reliability, ensuring long-term performance and minimal maintenance requirements.

1. Cost: The R180 LSD differential is an optional extra, which can significantly increase the cost of the vehicle.

2. Limited availability: Some regions may not offer the R180 LSD differential as an option, which could make it difficult to find or purchase the desired vehicle.

3. Potential impact on fuel efficiency: The added power distribution capabilities of the LSD differential may slightly impact the vehicle's fuel efficiency, as more power is being sent to the wheels.

4. Unnecessary for some drivers: If you primarily drive on smooth, dry roads and don't engage in aggressive or high-performance driving, the R180 LSD differential may not be necessary, and the extra cost may not provide enough added value.

The Subaru 2021 WRX STI with a R180 LSD differential is an excellent choice for enthusiasts seeking improved traction, stability, and performance. However, the added cost and limited availability may make it a less appealing option for some buyers. Ultimately, the decision to purchase this model depends on your driving needs, preferences, and budget.

If you frequently drive on challenging road surfaces, enjoy high-performance driving, and have the budget for the additional cost, the Subaru 2021 WRX STI with a R180 LSD differential is a worthwhile investment. For those who primarily drive on smooth roads and have a tighter budget, the standard WRX STI may be more suitable.

Details:

You are purchasing a used low mileage fully functional, 2021 Subaru Wrx Sti rear R180 lsd differential 3.54 ratio fits 15-21 / 16k miles.

specifications differentialsdepo:

• for models: Wrx, Sti
• for years: 2015–2021
• brand: Subaru
• mpn: 27011ab320
• type: Torsen Helical Differential
• axle type: Awd
• gear ratio: 3.54
• country/region of manufacture: Japan
• placement on vehicle: Rear

offer differentialsdepo:

• started: november 9, 2024
• availability: in stock
• sold #: 28
• options: ship-to-home
• prices: $519.17–$705.00
• item condition: Used
• in stock #: 5

payments differentialsdepo:

• credit card: discover
• wallet: google-pay
• other

seller differentialsdepo:

• city: montreal, canada
• # reviews: 514
• rating: 98.6%

general differentialsdepo:

• category: Auto Parts > Transmission Drivetrain > Differentials > Assemblies

shipping differentialsdepo:

• service: ups ground, expedited from canada
• transit: 7-12 days
• type: fixed
• class: standard, expedited from outside
• carrier: ups

returns differentialsdepo:

• paid by: buyer
• time: 30 days
• policy: returns accepted