2026 Specialized Stumpjumper 15 Expert Axs

Meet the trail bike engineered to erase compromises. It blends big‑hit confidence with short‑travel agility, delivering precision control, efficient climbing, and playful handling—customizable to your terrain and riding style.

BREAKTHROUGH CAPABILITY: Patent‑pending GENIE Shock Technology fuses coil‑like suppleness with air‑spring progression for a “bottomless” feel on rough descents without sacrificing pop and efficiency.

ULTIMATE CONTROL: Field testing shows measurably better traction than previous benchmarks, keeping the wheel glued for confident cornering, braking, and off‑camber grip.

UNMATCHED PERSONALIZATION: Six‑way geometry adjustment, mixed‑wheel or 29” compatibility (via aftermarket links), and a tunable spring curve let you dial in stability, clearance, and ride feel.

GENIE—The Magic Carpet Ride: Enjoy the linear “bump zone” support of a coil with pronounced end‑stroke ramp to prevent harsh bottom‑outs. The two‑stage rising rate reduces frequency and severity of big‑hit impacts while maintaining playful responsiveness.

WHAT BUMP?: With superior bump force management, it rides like a bike with more travel, smoothing chatter and absorbing square‑edge hits so you stay composed and fast.

TRACTION GALORE: Coil‑like small‑bump sensitivity keeps the tire tracking the ground for more grip, better braking traction, and increased confidence on technical trails.

HONED GEOMETRY: A generous cockpit centers you on the bike for traction and corner control, while a low BB, slack head angle, and optimized fork offset keep things stable at speed and in the rough.

RIDE YOUR WAY: Fine‑tune head angle and BB height for your terrain. Choose big wheels front and rear or a mixed setup for extra agility—without compromising geometry.

CARRY IT ALL: SWAT 4.0 downtube storage offers weather‑resistant, rattle‑free, flush‑mounted capacity for on‑trail essentials.

BUILT TO LAST: Designed for relentless riding and backed by superb support, including lifetime replacement of suspension pivot bearings for the original owner.

Lightweight FACT 11m carbon chassis and rear-endRide Dynamics tuned FOX FLOAT X Performance Elite with GENIE Shock Tech; firm/open modes with adjustable compressionSupportive, tuneable FOX FLOAT 36 Performance Elite fork with GRIP X2 damperSmooth, precise SRAM GX Eagle T‑Type AXS electronic drivetrain (electronic‑only compatible)Powerful SRAM Maven Silver 4‑piston brakesStrong Roval Traverse wheels with DT Swiss 370 hubAdjustable travel with PNW LOAM dropper postLifetime suspension pivot bearing replacement for the original owner