Buy 2022 Subaru STI Suspension Trailing Arm (Right, Rear). Trailing Arm Trailing arms often dont fail - OEM Subaru Part # 20252AE001 (20252AE000, 20252AE00A)

Arm connected between the axle and a forward pivot point.

TRAILING ARM-REAR,RIGHT Suspension Trailing Arm

Fits Baja, Legacy, Outback

Trailing Arm
Trailing arms often dont fail on their own, although their associated bushings can break or wear causing a clunk noise from the rear when your Subaru goes over bumps or changes speed rapidly—whether braking or under hard acceleration.