What is the benefit of a 75A durometer polyurethane mount?

A 75A durometer polyurethane is a stiffer material than the stock rubber mount. This reduces unwanted movement in the transmission, leading to a more direct feel when shifting and accelerating.

Will this mount make my car uncomfortable to drive?

The 75A durometer offers a good balance between reducing drivetrain flex and maintaining daily drivability. While it's stiffer than stock, it's a popular choice for drivers seeking improved feel without excessive vibration.

What else might I need to install this transmission mount?

Typically, a transmission mount replacement involves basic hand tools. It's always recommended to consult the manufacturer's installation instructions for any specific tool requirements or procedures.

Specifications

Brand: GrimmSpeed
Part #: 123041STR
UPC: 850037989966

GrimmSpeed 04-21 Subaru STI (6MT) / 02-24 Subaru WRX (5MT/6MT) 75A Street Transmission Mount

Name: GrimmSpeed 04-21 Subaru STI (6MT) / 02-24 Subaru WRX (5MT/6MT) 75A Street Transmission Mount
Brand: GrimmSpeed
SKU: grimmspeed-grimmspeed-04-21-subaru-sti-6mt-02-24-subaru-wrx-5mt-6mt-75a-street-t-t14-793345
Price: 254.98 USD
Availability: BackOrder

$254.98

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

GrimmSpeed 75A Street Transmission Mount for 04-21 STI and 02-24 WRX. Solid polyurethane construction.

Key Features

Fits 2004-2021 Subaru STI (6MT) and 2002-2024 Subaru WRX (5MT/6MT).
Constructed with 75A durometer polyurethane for reduced drivetrain flex.
Helps to improve shifting feel and power delivery.
Well-built for durability and consistent performance.
Direct replacement for the factory transmission mount.

This transmission mount is designed to fit 2004-2021 Subaru STI models with a 6-speed manual transmission and 2002-2024 Subaru WRX models with a 5-speed or 6-speed manual transmission.

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About this part

Product Details

Built with a 75A durometer polyurethane, this transmission mount from GrimmSpeed is a solid option for your 2004-2021 Subaru STI (6-speed manual) or 2002-2024 Subaru WRX (5-speed or 6-speed manual). This material is stiffer than the stock rubber mount, which helps to reduce unwanted movement in your drivetrain. Less drivetrain flex means a more direct feel when you shift gears and put power down. The mount fits right into place, replacing your worn-out factory unit with a well-built upgrade.

The 75A durometer polyurethane offers a noticeable improvement in drivetrain response without being overly harsh for daily driving. It’s a popular choice for drivers looking for a more connected feel from their manual transmission. GrimmSpeed is known for making well-built parts for Subarus, and this transmission mount is no exception. It’s designed to handle the stresses of spirited driving while maintaining reasonable comfort levels.