🚗 Classic Fault — Mercedes-Benz W115 (1968–1976)
Front suspension ball joint wear
💰 Estimated Repair Cost
$80 – $250 USD
Parts and labour estimate
🔧 Tools Required
Ball joint separator, torque wrench
📋 Overview
The upper and lower front suspension ball joints wear with age and high mileage. Worn ball joints create a clonking sound over bumps and vague steering, and represent a safety concern if severely worn.
🩺 Symptoms
- Clonking from front over bumps
- vague steering
- uneven tyre wear
- visible play in joint
🔍 Possible Causes
- Worn ball joint socket and pin
- dried-out ball joint grease
- cracked dust seal
🛠️ Diagnosis Steps
Jack front. Grasp wheel at 12 and 6 o clock positions and rock firmly — movement confirms ball joint wear.
✅ Most Confirmed Fix
Replace worn ball joints. Check alignment after replacement.
75% of users confirm this fix worked (18 reports)
🔗 Other Mercedes-Benz W115 Faults
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