Filter / R4axel Forester / Legacy (99-on) (oem# 31728-aa050)

Automatic Transmission Filter for Subaru R4AXEL Forester & Legacy 1999+

Keep your Subaru's automatic transmission running clean and cool with this direct-fit replacement filter. Manufactured by Atk to meet or exceed OEM specifications, this filter (OEM# 31728-AA050) captures harmful debris and contaminants before they can circulate through your valve body and clutches. It is the ideal service component for routine maintenance or a complete transmission rebuild.

Key Features

• Direct replacement for OEM part number 31728-AA050
• Manufactured by Atk for reliable, consistent quality
• High-efficiency filtration media traps clutch material and metal particles
• Designed specifically for Automatic Transmission applications
• Helps extend transmission life and maintain smooth shifting

Compatibility

This automatic transmission filter is compatible with Subaru R4AXEL, Forester, and Legacy models from 1999 and up. It is engineered to fit these vehicles with the specified automatic transmission. Please verify your OEM part number and transmission type before ordering.

Why Choose This Part?

Atk is a trusted name in transmission components, and this filter delivers the fit and function you need without the dealership markup. Whether you are servicing a daily driver or rebuilding a transmission, this filter provides dependable filtration at a great value. Order now and get your Subaru back on the road with confidence.