Specialized
Stumpjumper 15 Expert
Gallery
Images
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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 | 200mm | 200mm | 200mm |
| Seatpost offset | — | — | — | — | — | — |
Specs
Full specs
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Specs
Full specs
Frame
Frame
Specialized Stumpjumper 15 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
Suspension
Rear shock
FOX FLOAT Performance Elite with Specialized GENIE Shock Tech, Ride Dynamics Trail Tune, 2-position lever w/3 setting Open mode tuning range, LSR adjustment, S1:210x52.5mm, S2-S6:210x55mm
Fork
FOX FLOAT 36 Performance Elite, GRIP X2 damper, HS and LS rebound and compression adjustment, 15x110mm QR axle, 44mm offset, S1:140mm of travel, S2-S6:150mm of travel
Brakes
Front brake
SRAM Maven Bronze, 4-piston caliper, hydraulic disc
Rear brake
SRAM Maven Bronze, 4-piston caliper, hydraulic disc
Front rotor
200mm SRAM HS2 Rotor
Rear rotor
S1-S2: 180mm / S3-S6: 200mm SRAM HS2 Rotor
Drivetrain
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, Integrated Guard, 55mm Chainline, S1-S3:165mm, S4-S6: 170mm
Bottom bracket
SRAM DUB, BSA 73mm Wide, 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
Deity Lockjaw
Saddle
Bridge Comp, Hollow Cr-mo rails, S1-S2: 155mm, S3-S6: 143mm
Seatpost
PNW Loam Dropper, tool-less travel adjust, Range lever, 34.9, S1: 125mm, S2: 150mm, S3: 170mm, S4-S6: 200mm
Wheels & Tires
Front wheel
Roval Traverse, hookless alloy, 30mm inner width, tubeless ready, Front: 29; DT Swiss 370, 15x110mm, 28h; Sapim Force
Rear wheel
Roval Traverse, hookless alloy, 30mm inner width, tubeless ready, Rear: S1-S2: 27.5 / S3-S6: 29; DT Swiss 370, 12x148mm, 28h; Sapim Force
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
14.47kg (31 lb, 14.4 oz) — size S4