Transfer case chain (DCS)

This is a classic symptom of a stretched transfer case chain. When the chain loses its factory tension, it begins to skip over the teeth of the sprockets under load, causing a rhythmic clicking or jerking sensation. Replacing the chain is the most effective way to restore smooth power delivery to your 4×4 system.

Yes, this chain is specifically designed for Mercedes-Benz vehicles equipped with DCS and DCS AMG transfer case units. It provides the critical link between the front and rear axles required for optimal 4WD operation and torque distribution.

Ignoring a worn chain can lead to catastrophic failure. A loose chain can eventually wear down the internal sprockets or even crack the transfer case housing. Replacing the chain early prevents a much more expensive full transfer case rebuild later.

Absolutely. We highly recommend using fresh, high-quality transfer case fluid during installation. New oil ensures that the new chain and internal components are properly lubricated, reducing friction and extending the lifespan of your repair.

Beyond the clicking noise, you might feel a ‘stutter’ or ‘hesitation’ when pulling away from a stop or climbing a hill. If the vehicle feels like it’s momentarily losing traction or ‘slipping’ even though the tires have grip, the internal chain is likely the culprit.