AL-KO 251S Coupling Damper – Long Version (Part No. 370589, 1990–Present)

Overview
Upgrade or replace your trailer's coupling damper with the genuine AL‑KO 251S Euro Coupling Damper, part number 370589, compatible with AL‑KO 251S couplings manufactured from 1990 to the present. This long variant adds added shock absorption to towing setup, enhancing ride smoothness and reducing wear.

Key Features

• Long length (525 mm total, 505 mm eye-to-eye) for superior dampening of jolts and vibrations during towing. 

• Designed for trailers from 1,500 kg to 2,600 kg MTPLM, supporting a wide towing range. 

• Engineered by AL‑KO, ensuring compatibility and performance aligned with OEM standards. 

• Helps reduce hitch wear and improve driver comfort—especially beneficial for rough terrain or frequent stopping and going.