Subaru OEM Needle Bearing 40X45X25 Subaru WRX 2015-2021 / STI 2004-2021 / Legacy GT Spec B 2007-2009 | 806440020

Overview

The Genuine Subaru OEM Needle Bearing 40X45X25 (Part #806440020) is a factory-original internal engine or drivetrain component designed for exact-fit replacement on 2007 Subaru Legacy GT Spec B, 2009 Subaru Legacy GT Spec B, 2004-2021 Subaru STI, and 2015-2021 Subaru WRX models. As a true OEM part sourced directly from Subaru, this needle bearing meets the precise tolerances and material specifications required to maintain the performance and reliability your Subaru was engineered to deliver. Whether you're rebuilding a gearbox, differential, or engine assembly, using a Genuine Subaru needle bearing ensures factory-level fit and function every time.

Key Features & Benefits

• Genuine Subaru OEM Quality – Manufactured to Subaru's exact factory specifications, ensuring perfect dimensional tolerances and long-term durability under high-performance Subaru operating conditions.
• Exact-Fit Guarantee – Designed as a direct OEM replacement with no modifications required; drops in exactly where the original was installed.
• Factory Warranty Eligible – As a Genuine Subaru part, this bearing is backed by Subaru's OEM parts warranty for added peace of mind.
• High-Load Needle Design – Needle-style roller bearing construction provides superior load capacity in compact spaces, ideal for high-stress drivetrain applications.
• Corrosion-Resistant Materials – Constructed from hardened bearing-grade steel for resistance to wear, heat, and corrosion in demanding environments.
• OEM Part Number Cross-Reference – Subaru Part Number 806440020 allows for easy verification against factory parts catalogs and service manuals.

What's Included

• 1x Genuine Subaru OEM Needle Bearing 40X45X25 (Part #806440020)

Specifications

Fitment & Compatibility

This Genuine Subaru OEM Needle Bearing 40X45X25 is confirmed to fit the following vehicles:

Product Fitment

• 2007 Subaru Legacy GT Spec B
• 2009 Subaru Legacy GT Spec B
• 2004-2021 Subaru STI
• 2015-2021 Subaru WRX

Always verify your specific vehicle's fitment using the Subaru Part Number 806440020 and your VIN before ordering.

Installation

This needle bearing is an internal mechanical component typically requiring disassembly of a transmission, differential, or engine assembly for access. Installation should be performed by a qualified technician with the proper tools and torque specifications. Always replace related seals and fasteners as needed and follow Subaru factory service procedures to ensure correct preload and alignment.