The SP’s semi-active electronic suspension is controlled by a Suspension Control Unit (SCU) – just like the R1 – which analyses data from a series of sensors that monitor suspension action and rider inputs. The SCU then calculates the optimal compression and rebound damping settings for the riding environment and conditions, and applies them in a near-instant continual wave of micro-adjustments. You won’t really notice it working, but you will feel the benefit as it works relentlessly to offer optimal support and comfort.