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Specialized Stumpjumper 15 Alloy  - FOX Coil

Specialized

Stumpjumper 15 Alloy - FOX Coil

2025

$4,099.99

Trek Fuel EX 8 Gen 7

Trek

Fuel EX 8 Gen 7

2027

$3,999.99

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Overview

CategoryTrailTrail
Model year20252027
Wheel size—29"/27.5" (S) · 29" (M, L, XL)

Components

Select a size for each bike to compare size-specific components.

FrameM5 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—
Crank lengthS2: 165mm S3: 165mm S4: 170mm S5: 170mm S6: 170mm—
Seatpost clampAlloy, 38.6mm—
Handlebar widthS2: 810mm S3: 810mm S4: 810mm S5: 810mm S6: 810mm—
Rear shockFOX DHX Factory, Ride Dynamics Trail Tune, 210x55mm, S2: 400lbs, S3: 450lbs, S4: 500bs, S5: 550lbs, S6: 600lbs—
Stem lengthS2: 35mm S3: 35mm S4: 35mm S5: 35mm S6: 35mm—
ForkFOX FLOAT 38 Factory, GRIP X2 damper, HS and LS rebound and compression adjustment, 15x110mm QR axle, 44mm offset, 160mm of travel—
Saddle widthS2: 155mm S3: 143mm S4: 143mm S5: 143mm S6: 143mm—
Front brakeTRP DH-R EVO, 4-piston caliper, hydraulic disc, 220mm—
Seatpost lengthS2: 150mm S3: 170mm S4: 200mm S5: 200mm S6: 200mm—
Rear brakeTRP DH-R EVO, 4-piston caliper, hydraulic disc, 203mm—
Shift leversShimano SLX, M7100, 12spd—
Rear derailleurShimano SLX, M7100, SGS, 12-speed—
CassetteShimano SLX, CS-M7100, 12-speed, 10-51t—
ChainShimano SLX, M7100, 12-speed—
CranksetShimano SLX, M7120, 32T ring, 55mm chainline, S2-S3:165mm, S4-S6: 170mm—
Bottom bracketShimano, BB-MT801, Threaded—
RimsRoval Traverse, hookless alloy, 30mm inner width, tubeless ready, Front: 29, Rear: 27.5—
Front hubDT Swiss 370, 15x110mm, 28h—
Rear hubDT Swiss 370, 12x148mm, 32h—
Fork—Fox Rhythm 36, 150 mm
SpokesSapim Force—
Frame—Alpha NEXT Platinum aluminum, 145mm
Inner tubesStandard, Presta valve—
StemDeity, 35mm clamp, 35mm length—
Suspension—Fox Float X
HandlebarDeity, Racepoint, 5-degree upsweep, 9-degree backsweep, 810 width, S2: 25mm rise: S3-S6: 38mm rise—
Wheels—Bontrager Line TLR 30
GripsDeity, Knuckleduster, Black—
SaddleBridge Comp, Hollow Cr-mo rails, S1-S2: 155mm, S3-S6: 143mm—
Brakes—SRAM DB 8
SeatpostPNW Loam OE Dropper, tool-less travel adjust, Range lever, 34.9, S2: 150mm, S3: 170mm, S4-S6: 200mm—
Weight—M - 16.58 kg / 36.56 lbs (with TLR sealant, no tubes)
SWATSWAT internal downtube storage—
Drivetrain—SRAM Eagle 70, 12-speed
Product ID257786—
Tyres—Bontrager Brevard Pro XR
Weight16.90 kg (37 lb, 4.1 oz)—
Handlebar—Race Face Aeffect, alloy
Size used for weighingS4—
Weight—M - 16.58 kg / 36.56 lbs (with TLR sealant, no tubes)
Weight limit—This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 136 kg (300 lbs).
Max chainring—Max: 34T (oval – 32T) Min: 30T (oval – 32T)
Max fork travel—170 mm
Rotor size—Max brake rotor sizes - Frame: 203mm, Fork: see fork manufacturer
Max tyre size—Frame: 29x2.50", Fork: See manufacturer

Geometry

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GeometrySpecialized Stumpjumper 15 Alloy - FOX CoilTrek Fuel EX 8 Gen 7