Premature Tire Wear Due to Cracked Lower Control Arm Bushings on Mercedes-Benz SLK230

Problem Description and Possible Solution

Irregular and premature tire wear can be caused by the lower control arm bushings cracking, resulting excessive movement at the control arm pivot point. Ball joints can also wear out prematurely, causing similar tire wear symptoms. I some cases it may be necessary to replace the lower control arm, including bushings & ball joint to correct this concern.

Problem Data
RepairPal Verified
Average mileage: 121,800 (115,000–140,000)
7 model years affected: 1998, 1999, 2000, 2001, more2002, 2003, 2004
15 people reported this problem
Viewing 1 - 5 of 5 comments
Front tires were balding on the edges; to remedy problem I had to purchase new tires for
the front, 4 wheel alignment, plus Both front Axle Lower Ball Joints, Center Steering Link with
tie rods. Cost was $1376.31 plus two Michelin Pilot tires, $466.00.
Outer tread wear on front tires due to cracked lower control arm bushings; replaced two new tires,
four wheel alignment, and new ball joints and drag link--total cost $1700
Replaced control arm bushings at 50,000
Replaced front ball joints @ 72,000
I was just told that controll arms bushings are torn and need to replace control arms at 140,000
Front tires showing premature wear on inside and outside treads. Told I need front axle lower ball
joints on both front sides and center steering link with tie rods. Total cost with new tires-$2100.