Specialized
Stumpjumper 15 Comp Alloy
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Geometry
Geometry
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Geometry
Geometry
Frame geometry
| Geometry | S1 | S2 | S3 | S4 | S5 | S6 |
|---|---|---|---|---|---|---|
| Stack | 608mm | 618mm | 627mm | 640mm | 654mm | 667mm |
| Reach | 400mm | 425mm | 450mm | 475mm | 500mm | 530mm |
| Headtube length | 95mm | 100mm | 110mm | 125mm | 140mm | 155mm |
| Headtube angle | 64.5deg | 64.5deg | 64.5deg | 64.5deg | 64.5deg | 64.5deg |
| BB height | 334mm | 337mm | 337mm | 337mm | 337mm | 337mm |
| BB drop | 41mm | 38mm | 38mm | 38mm | 38mm | 38mm |
| Trail | 129mm | 130mm | 130mm | 130mm | 130mm | 130mm |
| Fork length | 551mm | 561mm | 561mm | 561mm | 561mm | 561mm |
| Fork offset | 44mm | 44mm | 44mm | 44mm | 44mm | 44mm |
| Front center | 720mm | 751mm | 780mm | 812mm | 843mm | 879mm |
| Chainstay length | 430mm | 432mm | 435mm | 435mm | 445mm | 445mm |
| Wheelbase | 1149mm | 1181mm | 1213mm | 1244mm | 1285mm | 1322mm |
| Top tube | 541mm | 573mm | 595mm | 624mm | 647mm | 677mm |
| Standover height | 738mm | 751mm | 745mm | 745mm | 745mm | 751mm |
| Seat tube length | 385mm | 385mm | 405mm | 425mm | 445mm | 465mm |
| Seat tube angle | 78deg | 77deg | 77deg | 76.5deg | 76.5deg | 76.5deg |
Spec geometry
| Geometry | S1 | S2 | S3 | S4 | S5 | S6 |
|---|---|---|---|---|---|---|
| Crank length | 165mm | 165mm | 165mm | 170mm | 170mm | 170mm |
| Stem length | 40mm | 40mm | 40mm | 40mm | 40mm | 40mm |
| Handlebar width | 780mm | 780mm | 800mm | 800mm | 800mm | 800mm |
| Handlebar reach | — | — | — | — | — | — |
| Handlebar drop | — | — | — | — | — | — |
| Saddle width | 155mm | 155mm | 143mm | 143mm | 143mm | 143mm |
| Dropper post travel | 125mm | 150mm | 170mm | 190mm | 190mm | 190mm |
| Seatpost offset | — | — | — | — | — | — |
Specs
Full specs
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Specs
Full specs
Frame
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
Suspension
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
Fork
FOX FLOAT 36 Rhythm, GRIP damper, two position Sweep adjustment, 15x110mm QR axle, 44mm offset, S1: 140mm travel, S2-S6: 150mm travel
Brakes
Front brake
TRP Trail EVO, 4-piston caliper, hydraulic disc
Rear brake
TRP Trail EVO, 4-piston caliper, hydraulic disc
Front rotor
203mm
Rear rotor
S1-S2: 180mm; S3-S6: 203mm
Drivetrain
Shift levers
Shimano SLX, M7100, 12spd
Rear derailleur
Shimano SLX, M7100, SGS, 12-speed
Cassette
Shimano SLX, CS-M7100, 12-speed, 10-51t
Chain
Shimano SLX, M7100, 12-speed
Crankset
Shimano SLX, M7120, 32T ring, 55mm chainline, S1-S3: 165mm, S4-S6: 170mm
Bottom bracket
Shimano, BB-MT801, Threaded
Cockpit
Stem
Alloy Trail Stem, 35mm bar bore
Handlebars
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
Grips
Specialized Trail Grips
Saddle
Bridge Comp, Hollow Cr-mo rails, S1-S2: 155mm, S3-S6: 143mm
Seatpost
X-Fusion Manic, infinite adjustable, two-bolt head, bottom mount cable routing, remote SLR LE lever, 34.9, S1: 125mm, S2: 150mm, S3: 170mm, S4-S6: 190mm
Wheels & Tires
Front wheel
Specialized, hookless alloy, 30mm inner width, tubeless ready, 29"; Specialized alloy front hub disc, sealed cartridge bearings, 6-bolt, 15x110mm thru-axle, 32h; DT Swiss Industry
Rear wheel
Specialized, hookless alloy, 30mm inner width, tubeless ready, S1-S2: 27.5", S3-S6: 29"; Alloy, sealed cartridge bearings, 12x148mm thru-axle, 28h; DT Swiss Industry
Front tire
Butcher, GRID TRAIL casing, GRIPTON® T9 compound, 2Bliss Ready, 29x2.3"
Rear tire
Eliminator, GRID TRAIL casing, GRIPTON® T7 compound, 2Bliss Ready, S1-S2: 27.5x2.3, S3-S6: 29x2.3"
Weight
Weight
16.17 kg (35 lb, 10.4 oz) (size S4)