Blistering sprints, chunky descents, and high-speed singletrack—SIDLuxe Ultimate is built for this. Its two-position (2P) XC damping gives you a rock-solid Lock position for starts and sprints as well as an Open position with lighter compression damping for punishing downhills. SIDLuxe is the only super-light rear shock that can go toe to toe with your favorite SID fork.Features:- NEW High speed compression damping blow-off for Open position.- NEW Ultimate graphics package includes the decal option in our new signature Blue Crush colorway.- Super-light XC-focused design delivers premium performance and efficiency.- Dial in the perfect feel with multiple Open and Lock compression tunes available. Designed to complement the feel of the SID and SID SL 2P suspension forks.- Compatible with TwistLoc and OneLoc remotes.- Ultimate graphics package includes the decal option in our new signature Blue Crush colorway.- Four damper options to accommodate all bikes: lever adjust, remote in, remote out, backside remote.Specifications:- Eye to eye / Stroke: 165x37.5(TR)- Air volume: Solo Air- RemoteTwist: Loc/OneLoc 2 pos remote sold separately- Hose length/Cable Exit: Out Pull- Model designator (SR): Ultimate- Damper Type: RLR- Rebound tune: R85- Compression tune: C30- Lockout force: X8- Shaft Eyelet: Trunnion- Body Eyelet: Standard- Damping adjustments: Extl rebnd, 2 pos remote comp (open/lock)- Volume reducer: 1 Token- Check Tune: STD- Rebound Clicks: 11- Max Air Pressure (PSI): 325