Next-level XC performance for next-level racers. the quickest way from the starting chute to the finish line. Asymmetric Integration Ai our Asymmetrically Integrated Drivetrain System allows us to create bikes with ultra-short chainstays for traction handling & stiffness without any of the usual compromises in clearance or limited chainring options. & as a nice bonus it creates a stiffer stronger rear wheel as well.SPEED SAVERace&8208;oriented SAVE features. Much like the suspension on F1 cars SPEED SAVE features are engineered to help the bike roll faster not simply to make it more comfortable. Emphasizing light weight & torsional rigidity SPEED SAVE delivers enhanced rolling speed better acceleration & dramatically enhanced cornering speed without negatively affecting power transfer. Frame F-Si Smart Form C1 Alloy BB30 Flat Mount Brake 1.5 Si headtube S (27.5) M-XL (29) Fork Rock Shox Recon Gold RL 100mm 1-1/8 steerer 15mm Maxle Oneloc remote lockout 51mm offset Rims Cannondale DC 3.0 double wall 32 hole Hubs Formula DC51 front DC-22 rear Spokes Stainless Steel 15g Tires Schwalbe Rapid Rob Performance 29/27.5 x 2.1 tubeless ready Pedals N/ACrank FSA Comet Mega Exo 36/26 11-speed Bottom Bracket FSA Mega Exo Chain KMC X11 11-speed Rear Cogs Sun Race 11-40 11-speed Front Derailleur Shimano SLXRear Derailleur Shimano XT 11-speed Shifters Shimano SLX 2x 11 Handlebar Cannondale C3 flat 6061 double-butted alloy 700mm Grips Cannondale Locking Grips Stem Cannondale C3 6061 Alloy 1-1/8 31.8 -5 deg. Headset Tange 1.5 for Tapered Steer tubes Brakes Shimano M445 hydraulic disc 180/160mm (S-160/160mm) Brake Levers Shimano M445 Saddle Cannondale Stage 3 Seatpost Cannondale C3 6061 alloy 27.2x 350mm (SM) 400mm (LX)