Subaru OEM Center Differential Bearing (02-21 WRX) | 806230170

Overview

The Genuine Subaru OEM Center Differential Bearing (Part #806230170) is an exact-fit factory replacement bearing designed specifically for Subaru WRX models equipped with a center differential in the all-wheel-drive transfer case assembly. If you're rebuilding or servicing your WRX's drivetrain, using this OEM-spec bearing ensures proper tolerances, load ratings, and longevity that aftermarket alternatives simply cannot guarantee. This is the same component installed at the factory — no modifications or adaptation required.

Key Features & Benefits

• Genuine Subaru OEM Quality — Manufactured to factory specifications for precise fit, correct load rating, and long service life in your WRX's center differential assembly.
• Exact-Fit Replacement — Engineered specifically for the Subaru AWD transfer case; installs without modification and maintains factory drivetrain geometry.
• Factory Tolerances — Meets or exceeds original equipment standards for noise, vibration, and harshness (NVH) performance inside the differential.
• Drivetrain Integrity — Proper bearing preload and fitment protect surrounding gears, seals, and shafts from accelerated wear.
• Backed by Subaru — Sourced directly from Subaru's OEM parts supply chain, ensuring authenticity and quality assurance.

What's Included

• 1× Genuine Subaru Center Differential Bearing (Part #806230170)

Specifications

Fitment & Compatibility

This bearing is compatible with the following Subaru WRX model years. Always verify your specific vehicle's drivetrain configuration before ordering.

If you are unsure whether this bearing fits your specific WRX build date or transmission variant, reference Subaru part number 806230170 against your factory service manual or contact us with your VIN for confirmation.

Installation

Center differential bearing replacement is an advanced drivetrain repair that requires disassembly of the transfer case and use of a hydraulic press for proper bearing installation. Professional installation by a qualified Subaru technician or drivetrain specialist is strongly recommended. Refer to the Subaru factory service manual for torque specs, preload measurements, and assembly procedures specific to your model year.