Öhlins TTX GP Shock Absorber DU 468hlins TTX GP Shock Absorber DU 468 The TTX GP Shock is based on the highly regarded TTX technology that has been developed from hlins' vast experience in MotoGP. Compared with the standard TTX36 MkII, the compression and rebound adjustments have improved even further with a new adjustment needle that provides better guidance and a different flow restriction behavior. The function of the damper is more consistent with less variation and the adjusters