Upgrading or replacing your Acura RSX lower control arm

If you've been hearing a weird clunking sound every time you hit a speed bump, it might be time to take a close look at your acura rsx lower control arm before your handling goes completely down the drain. The RSX—or the DC5 if you want to use the chassis code—is a blast to drive, but like any car that's been on the road for a decade or two, the suspension components eventually give up the ghost. The lower control arm (LCA) is basically the link between your front wheels and the frame of the car, so when it starts acting up, you're going to feel it in the steering wheel. ...

February 15, 2026 · 6 min · Delna Rebak