Specialized Stumpjumper 15 Alloy Adult Mountain Bike Size:S4 ultralight water management from thru-hikes

ultralight water management from thru-hikes to the campground

Wide enough to take a large black label herring

providing peace of mind during your most demanding adventures

The rugged synthetic leather palm patch gives you a superior grip

the Atom LTs

Specialized Stumpjumper 15 Alloy Adult Mountain Bike Size:S4 ultralight water management from thru-hikesStumpjumper 15 Alloy (2025) New M5 alloy frame with integrated SWAT Door compartment X Fusion 02 Pro RL shock developed with the Ride Dynamics team, with adjustable rebound and lockout RockShox Psylo Silver fork with Motion Control cartridges Reliable Shimano MT 420 four piston brakes Shimano Deore 12 speed drivetrain FRAME Frame: M5 Alloy chassis and rear end, Trail Geometry, SWAT Door integration, head tube angle adjustment, threaded BB, internal