In ’81, Specialized unleashed the first Stumpjumper, flipping the switch on mountain biking worldwide. Fast forward through 43 years of blood, sweat, and dirty-toothed grins, and today we're dropping the 15th full-suspension Stumpjumper. Stumpjumper 15 is here to obliterate every trade-off in the trial 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 matters—you? Check, check, check.
Breakthrough Capability GENIE Shock Technology combines a poppy, playful ride with a bottomless DH feel. Ultimate Control Measurably better traction than “Bike of the Year” Stumpjumper EVO Unmatched Personalization Six-way geometry adjust, mixed wheel or 29”, tunable spring curve, and more The biggest single innovation on the Stumpjumper 15 is GENIE. This patent-pending air spring technology invented by the Specialized Science Club grants every trail rider three wishes: Feel and control of a coil spring, Better bottom-out prevention than a standard air spring, and a Tunable “platform” for a playful feel.
The data shows 16.3% better bump force management and 39% fewer severe bottom-outs than standard air-sprung shock. It's the best of both worlds – coil and air – with extra tunability. Say goodbye to compromises and hello to the future of riding. Have it your way with seamlessly integrated adjustability, making Stumpjumper 15 the most personalizable trail bike ever. Six distinct geometry settings allow you to hone its performance for any style, any terrain. The head angle is adjustable to three settings between 63 and 65.5 degrees via a unique eccentric upper headset cup. Fine-tune the bottom bracket height up or down by 7mm by swapping the Horst link chips. Drop it down for a more stable ride, or set it high for clearance. Choose your wheel size with our aftermarket shock links. GENIE technology allows optimal performance and control with features that make it the best trail bike yet. Personalization reaches a new level with six geometry settings, three head angle options, and seven mm of bottom bracket height adjustability. It's no wonder why Stumpjumper 15 is the go-to bike for riders looking for high-quality, customizable, and innovative features.