With the SID SL Ultimate, RockShox has introduced its new Charger Race Day damper, shaving off every extra gram and creating a top-notch combination of performance and style. The new 32mm chassis focuses on lightweight design for the classic XC bike. The new Charger Race Day damper is the lightest production damper with rock-solid locking. The new DebonAir air spring is specifically tuned to meet XC demands, maintaining a higher ride height to enhance confidence and control. New SKF wiper seals with extremely low friction provide long-lasting fork performance and improve the overall suspension feel. Maxima Plush damping fluid reduces friction and dampens noise. Min./Max. rotor size: 160/220 mm. Fork offset: 44 mm - includes fender, star nut, Maxle Stealth thru-axle, and TwistLoc remote.