2025 Specialized Stumpjumper 15 Comp Alloy – Trail Mountain Bike
Specifications
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Specification |
Details |
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Model |
Stumpjumper 15 Comp Alloy |
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Vehicle Category |
Trail Mountain Bike |
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Application |
Trail riding, technical cross-country, downhill, bike park |
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Starting Price (2025) |
$2,999.99–$3,999.99 USD |
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Color Options |
Gloss Smoke / Cool Grey |
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Sizes |
S1, S2, S3, S4, S5, S6 |
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Wheel Size Options |
29/27.5 (S1-S2), 29/29 (S3-S6) |
Frame & Drivetrain
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Specification |
Details |
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Frame |
M5 Alloy chassis and rear-end, Trail Geometry, SWAT™ Door integration, head tube angle adjustment, threaded BB, internal cable routing, 12x148mm dropouts, sealed cartridge bearing pivots, SRAM UDH compatible, 145mm of travel |
|
Fork |
FOX FLOAT 36 Rhythm, GRIP damper, two position Sweep adjustment, 15x110mm QR axle, 44mm offset, S1: 140mm travel, S2-S6: 150mm travel |
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Rear Shock |
FOX FLOAT Performance with Specialized GENIE Shock Tech, Ride Dynamics Trail Tune, 2-position lever w/ LSR adjustment, S1: 210x52.5mm, S2-S6: 210x55mm |
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Drivetrain Compatibility |
Shimano SLX M7100, 12-speed |
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Dropouts |
15x110mm (F), 12x148mm SRAM UDH compatible (R) |
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Crank |
Shimano SLX M7120, 32T ring, 55mm chainline, S1-S3: 165mm, S4-S6: 170mm |
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Chain |
Shimano SLX M7100, 12-speed |
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Rear Derailleur |
Shimano SLX M7100, SGS, 12-speed |
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Shifters |
Shimano SLX M7100, 12-speed |
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Cassette |
Shimano SLX CS-M7100, 12-speed, 10-51t |
Components & Features
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Specification |
Details |
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Seating |
Bridge Comp, Hollow Cr-mo rails, S1-S2: 155mm, S3-S6: 143mm |
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Cargo Capacity |
SWAT internal downtube storage |
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Wheels/Tyres |
Front: Specialized, hookless alloy, 30mm inner width, Butcher, GRID TRAIL casing, GRIPTON® T9 compound, 2Bliss Ready, 29x2.3"; Rear: Specialized, hookless alloy, 30mm inner width, Eliminator, GRID TRAIL casing, GRIPTON® T7 compound, 2Bliss Ready, S1-S2: 27.5x2.3", S3-S6: 29x2.3" |
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Wheel Size |
29/27.5 (S1-S2), 29/29 (S3-S6) |
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Brakes |
TRP Trail EVO, 4-piston caliper, hydraulic disc, 203mm (F), S1-S2: 180mm, S3-S6: 203mm (R) |
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Brake Levers |
TRP Trail EVO |
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Handlebar |
Specialized, 6000 series alloy, 6-degree upsweep, 8-degree backsweep, S1-S2: 780mm width, 20mm rise, S3-S4: 800mm width, 30mm rise, S5-S6: 800mm width, 40mm rise |
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Stem |
Alloy Trail Stem, 35mm bar bore |
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Saddle |
Bridge Comp, Hollow Cr-mo rails, S1-S2: 155mm, S3-S6: 143mm |
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Seatpost |
X-Fusion Manic, infinite adjustable, two-bolt head, bottom mount cable routing, remote SLR LE lever, 34.9mm, S1: 125mm, S2: 150mm, S3: 170mm, S4-S6: 190mm |
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Seatpost Clamp |
Alloy, 38.6mm |
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Grips |
Specialized Trail Grips |
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Front Hub |
Specialized alloy front hub disc, sealed cartridge bearings, 6-bolt, 15x110mm thru-axle, 32h |
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Rear Hub |
Alloy, sealed cartridge bearings, 12x148mm thru-axle, 28h |
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Rims |
Specialized, hookless alloy, 30mm inner width, tubeless ready |
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Spokes |
DT Swiss Industry |
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Exterior Features |
Trail Geometry, SWAT internal downtube storage, head tube angle adjustment, GENIE Shock Tech |
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Weight |
16.17 kg / 35 lb, 10.4 oz (size S4) |