RockShox SID LUXE SELECT+ RLR DebonAir ShockRockShox SID LUXE SELECT+ RLR DebonAir Shock Modern cross country asks suspension to do the impossible: pure efficiency for climbing and bottomless travel for descending. Impossible? SiDLuxe doesnt see it that way. SIDLuxes new two position (2P) damping system gives you efficiency when you want it and travel when you need it with Open and Lock positions, perfectly complementing a SID or SID SL fork. Type of use: CrossCountry Model designator: Select+