Shock Absorber Type 644 WESA Dynamic Rear Lift/Lowering:Std The second spring rate delivers

The second spring rate delivers greater reserve for stability during demanding riding conditions

significantly harder spring rate to be reached too early

The Nivomat automatically adapts to load changes without any buttons or electronics

maintaining a consistent damping curve

you gain a wider usable adjustment range

Shock Absorber Type 644 WESA Dynamic Rear Lift/Lowering:Std The second spring rate deliversWESA Dynamic for BMW Dynamic ESA. BMWs Dynamic ESA is a forward thinking, semi active system that continuously adapts to road surface and riding conditions. With our WESA Dynamic technology, we individualize that behavior to your needs. Damping characteristics are tuned to rider and load, and shock length can be specified to achieve raises or lowerings as required. The result is a truly made to measure suspension. See the menu below for available