Subaru OEM Transmission Cover Gasket Subaru Crosstrek / Forester / Impreza / Legacy / Outback | 31338AA020

Overview

The Genuine Subaru OEM Transmission Cover Gasket (Part #31338AA020) is a factory-original sealing component designed to maintain a leak-free connection at the transmission cover. This OEM gasket ensures a precise, exact-fit installation that meets Subaru's strict engineering tolerances — delivering the same reliability and performance as the part that came on your vehicle from the factory. Ideal for owners performing transmission service or addressing transmission fluid leaks.

Key Features & Benefits

• Genuine Subaru OEM Quality — Manufactured to factory specifications, guaranteeing a perfect fit and long-lasting seal every time.
• Exact-Fit Design — Engineered specifically for Subaru transmissions, eliminating the guesswork and fitment issues common with aftermarket alternatives.
• Superior Sealing Performance — Prevents transmission fluid leaks at the cover joint, protecting internal transmission components from contamination and fluid loss.
• Factory Warranty Coverage — Backed by Subaru's OEM parts warranty, giving you confidence in the quality and durability of this component.
• Direct Replacement — Drop-in replacement for the original gasket; no modifications required.
• Durable Materials — Constructed from OEM-grade materials capable of withstanding transmission fluid and operating temperatures.

What's Included

• 1x Genuine Subaru Transmission Cover Gasket (Part #31338AA020)

Specifications

Fitment & Compatibility

• 2013-2019 Subaru Crosstrek
• 2014-2023 Subaru Forester
• 2012-2023 Subaru Impreza
• 2013-2019 Subaru Legacy
• 2013-2019 Subaru Outback

We strongly recommend confirming fitment using your Vehicle Identification Number (VIN) or the part number before ordering.

Installation

This transmission cover gasket is a direct OEM replacement designed for a straightforward installation.