🚗 Classic Fault — Mercedes-Benz W115 (1968–1976)
Rear leaf spring inter-leaf corrosion and squeak
💰 Estimated Repair Cost
$100 – $350 USD
Parts and labour estimate
🔧 Tools Required
Spring compressor, jack, axle stands
📋 Overview
The W115 multi-leaf spring leaves corrode and the interliner pads wear away. Metal-on-metal contact causes squeaking and harsh ride. Springs also sag.
🩺 Symptoms
- Squeaking from rear over bumps
- harsh rear ride
- rear sitting noticeably low
🔍 Possible Causes
- Inter-leaf corrosion
- worn inter-leaf pads
- spring sag with age
🛠️ Diagnosis Steps
Inspect rear spring leaves for rust between leaves. Observe rear ride height.
✅ Most Confirmed Fix
Replace leaf springs as a pair. Fit new U-bolts and inter-leaf pads.
74% of users confirm this fix worked (17 reports)
🏷️ Parts Needed
Rear leaf spring set; inter-leaf pads; U-bolts
🔗 Other Mercedes-Benz W115 Faults
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