How To Keep Your Bike Alive Longer
Regular bike maintenance keeps your ride performing at its best. Learn why it's important to clean your bike properly, what checks to do before and after rides, and when to service brakes, tires, and suspension.
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Gender: Unisex
Season: Spring/Summer 2025
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Stumpjumper 15 redefines trail performance by balancing efficiency, bump force management, and unparalleled personalization. Its advanced kinematics and honed geometry deliver big bike capability, nimbleness in tight sections, and efficient climbing. Key features include the lightweight FACT 11m carbon chassis, mixed wheels, premium Öhlins suspension, SRAM GX Eagle AXS drivetrain, and an innovative SWAT 4.0 downtube storage system, ensuring top-notch performance and durability on any trail.
Frame | FACT 11m carbon chassis and rear-end, Trail Geometry, SWAT™ Door integration, head tube angle adjustment, threaded BB, internal brake and dropper cable routing, 12x148mm dropouts, sealed cartridge bearing pivots, SRAM UDH compatible, 145mm of travel |
SWAT | SWAT 4.0 internal downtube storage |
Seat Binder | Alloy, 38.6mm |
Rear Shock | Öhlins TTX 22 M Coil, Ride Dynamics trail tune, external rebound adjust, external high and low speed compression adjustment, 210x55, S2: 434lbs, S3: 480lbs, S4: 525lbs, S5: 571lbs, S6: 605lbs |
Fork | Öhlins RXF38 M.2 29, TTX Twin Tube Damping, external low speed rebound adjust, external high and low speed compression adjustment, 15x110mm, 44mm offset, 160mm of travel |
SeatPost | PNW Loam Dropper, tool-less travel adjust, Range lever, 34.9, S2: 150mm, S3: 170mm, S4-S6: 200mm |
Stem | Deity, 35mm clamp, 35mm length |
Saddle | Bridge Comp, Hollow Cr-mo rails, S1-S2: 155mm, S3-S6: 143mm |
Grips | Diety, Supracush, Black |
Handlebars | Deity, Racepoint, 5-degree upsweep, 9-degree backsweep, 810 width, S2: 25mm rise |
Front Brake | TRP DH-R EVO, 4-piston caliper, hydraulic disc, 220mm |
Rear Brake | TRP DH-R EVO, 4-piston caliper, hydraulic disc, 203mm |
Shift Levers | SRAM AXS POD Controller |
Rear Derailleur | SRAM GX Eagle Transmission Derailleur |
Cassette | SRAM GX Eagle Transmission Cassette, 12spd, 10-52t |
Chain | SRAM GX Eagle Transmission Flattop Chain |
Crankset | SRAM GX Eagle Crankset, 32T ring, 55mm Chainline, S2-S3:165mm, S4-S6: 170mm |
Bottom Bracket | SRAM DUB, BSA 73mm Wide, Threaded |
Rims | Roval Traverse, hookless alloy, 30mm inner width, tubeless ready, Front: 29, Rear: 27.5 |
Front Hub | DT Swiss 370, 15x110mm, 28h |
Rear Hub | DT Swiss 370, 12x148mm, 32h |
Spokes | Sapim Force |
Front Tire | Butcher, GRID TRAIL casing, GRIPTON® T9 compound, 2Bliss Ready, 29x2.3" |
Rear Tire | Eliminator, GRID GRAVITY casing, GRIPTON® T9/T7 compound, 2Bliss Ready, 27.5x2.3" |
Inner Tubes | Standard, Presta valve |
Weight | 15.30kg (33 lb, 11.7 oz) |
Weight Size | S4 |
Information provided by manufacturer
Regular bike maintenance keeps your ride performing at its best. Learn why it's important to clean your bike properly, what checks to do before and after rides, and when to service brakes, tires, and suspension.
E-bikes have changed the way we ride, offering extra power for mountain trails, city commutes, and long-distance adventures. But choosing the right e-bike means understanding its motor, battery, and performance specs. Learn about mid-drive vs. hub motors, battery capacity, and what power levels are best for your riding style in this guide.
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