Specialized Stumpjumper 15 Alloy Adult Mountain Bike

Stumpjumper 15 Alloy (2025) New M5 alloy frame with integrated SWAT(TM) 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(TM) Door integration, head tube angle adjustment, threaded BB, internal cable routing, 12x148mm dropouts, sealed cartridge bearing pivots, SRAM UDH compatible, 145mm of travel Seat Collar: Alloy, 38.6mm SWAT Components: SWAT internal downtube storage SUSPENSION Rear Shock: X-Fusion 02 Pro RL, Ride Dynamics Trail Tune, rebound adjust, lockout S1:210x52.5mm, S2-S6:210x55mm Fork: RockShox, Psylo Silver, Motion Control Damper, 15x110 axle, 44mm offset, S1:140mm of travel, S2-S6:150mm of travel BRAKES Front Brake: Shimano, BR-MT420, 4-piston caliper, hydraulic disc, 203mm Rear Brake: Shimano, BR-MT420, 4-piston caliper, hydraulic disc, S1-S2: 180mm, S3-S6: 203mm DRIVETRAIN Shifter: Shimano Deore, M6100, 12spd Rear Derailleur: Shimano Deore, M6100, 12spd, Shadow Plus Cassette: Shimano Deore, M6100, 12spd w/Hyperglide+, 10-51t Chain: Shimano Deore, M6100, 12-speed Crankset: Shimano Deore, M6120, 30T ring, 55mm chainline, S1-S3:165mm, S4-S6: 170mm WHEELS Rims: Specialized Alloy, Tubeless Ready, 29mm internal width, 28h, Front: 29, Rear: S1-S2: 27.5, S3-S6: 29 Front Hub: Alloy, sealed cartridge bearings, 15x110mm thru-axle, 28h Rear Hub: Alloy, sealed cartridge bearings, 12x148mm thru-axle, 28h Front Tire: Butcher, GRID TRAIL casing, GRIPTONA(R) T9 compound, 2Bliss Ready, 29x2.3" Rear Tire: Eliminator, GRID TRAIL casing, GRIPTONA(R) T7 compound, 2Bliss Ready, S1-S2: 27.5x2.3, S3-S6: 29x2.3" Inner Tubes: Standard, Presta valve WHEELS & TIRES Spokes: Stainless, 14g COCKPIT Stem: Alloy Trail Stem, 35mm bar bore Grips: Specialized Trail Grips Saddle: Bridge, Steel rails, S1-S2: 155mm, S3-S6: 143mm Seatpost: TranzX Dropper, remote SLR LE lever, 34.9, S1: 125mm, S2: 150mm, S3: 170mm, S4-S6: 200mm Handlebar: Specialized, 6000 series alloy, 6-degree upsweep, 8-degree backsweep. S1-S2: 780 width, 20mm rise; S3-S4: 800 width, 30mm rise; S5-S6: 800 width, 40mm rise WEIGHT Weight: 16.57 kg (36 lb, 8.5 oz) Measured Size: S4 The manufacturer reserves the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colours, materials and pricing. Due to supply chain issues, compatible parts may be substituted at any time without notice. The prices shown are the manufacturer&';s suggested retail prices.