Subaru OEM R160 Differential Gasket | 38353AA031

Overview

The Genuine Subaru OEM R160 Differential Gasket (Part #38353AA031) is an exact-fit factory replacement seal designed to maintain a leak-free differential on compatible Subaru all-wheel-drive vehicles. Engineered to the same specifications as the original gasket installed at the factory, this OEM component ensures proper sealing of the R160 rear differential housing, protecting the gear oil inside and preserving drivetrain integrity. Ideal for Subaru owners who demand factory-grade quality and a guaranteed fit over aftermarket alternatives.

Key Features & Benefits

• Genuine Subaru OEM Quality — Manufactured to factory specifications for exact dimensional accuracy and material performance, eliminating the guesswork of aftermarket fitment.
• Leak-Free Sealing — Precision-engineered gasket material provides a reliable, long-lasting seal for the R160 differential housing, protecting gear oil and internal components.
• Exact OEM Replacement — Direct drop-in fit with no modification required; restores your differential to factory condition.
• Protects Drivetrain Longevity — A properly sealed differential prevents oil loss, reducing wear on gears, bearings, and the limited-slip or open differential internals.
• Factory Warranty Backed — Genuine Subaru parts are covered under Subaru's OEM parts warranty for added peace of mind.

What's Included

• 1x Genuine Subaru R160 Differential Gasket (Part #38353AA031)

Specifications

Fitment & Compatibility

This gasket is designed for Subaru vehicles equipped with the R160 rear differential. The R160 differential is commonly found in the following Subaru models (verify your specific build using your VIN or consult a Subaru dealer parts catalog):

2003-2006 Subaru Baja

2013-2019 Subaru Crosstrek

1998-2018 Subaru Forester

1995-2010 Subaru Impreza

2012-2019 Subaru Impreza

1990-2007 Subaru Legacy

2009-2014 Subaru Legacy

1990 Subaru Loyale

1996-2014 Subaru Outback

2004-2007 Subaru STI

1995-1997 Subaru SVX

2002-2019 Subaru WRX

Important: Always verify fitment using your vehicle's VIN and model year before ordering. Use Subaru part number 38353AA031 to cross-reference compatibility in the Subaru parts catalog.

Installation

This differential gasket is a bolt-on OEM replacement suitable for experienced DIY mechanics or professional technicians. Installation typically involves draining the differential gear oil, removing the differential cover or housing, cleaning mating surfaces thoroughly, installing the new gasket, and refilling with the manufacturer-specified gear oil. Professional installation is recommended if you are unfamiliar with drivetrain service procedures. Always torque hardware to Subaru's factory specifications.