S-Works Stumpjumper 15 EVO Frameset Size:S1 To ensure this

To ensure this

extensive field and lab testing prove that Chisel has achieved the impossible—the efficiency

Button-up collar for extra wind protection

we spec’d the Expert with Shimano Ultegra Di2 for its powerful hydraulic disc brakes and super crisp 12-speed shifting

via 21 DT Swiss Aerolite spokes

S-Works Stumpjumper 15 EVO Frameset Size:S1 To ensure thisStumpjumper 15 is here to obliterate every trade off in the trail game. Devour bumps like a big bike? Check. Short travel control, playfulness, and efficiency? Double check. How about a heaping helping of personalization to make it perfect for the only rider who really mattersyou? Check, check, check. BREAKTHROUGH CAPABILITY: GENIE Shock Technology combines a poppy, playful ride with a bottomless DH feel. ULTIMATE CONTROL: Measurably better traction