The Stumpjumper 15 is here to obliterate every trade-off in the trail game. Devour bumps like a big bike? Check. Short-travel control, playfulness, and efficiency? Double check. And with six-way geometry adjustment and the revolutionary GENIE shock technology, you can make it perfect for you. Electronic drivetrain only.
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GENIE Shock Tech: 16.3% better bump force management, 57% better traction, 39% fewer bottom-outs than standard air springs.
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FOX FLOAT 36 Factory GRIP X2: 150mm (S2–S6), same Kashima-coated Factory fork as top builds.
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FOX FLOAT Factory + GENIE: 2-position lever, 3-setting Open mode tuning range, LSR adjustment.
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SRAM X0 Eagle AXS: Wireless T-Type transmission, 10-52t cassette, clean cockpit.
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Mixed Wheels: 29" front, 27.5" rear (S1–S2) for agility; 29" rear (S3–S6) for speed.
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Roval Traverse SL II Carbon + I9 1/1: Hookless carbon, 30mm inner width, fast-engagement hubs.
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Bike Yoke Revive Max: Ultra-low stack dropper, 125–213mm travel by size.
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13.99kg (30 lb): FACT 11m carbon frame, carbon wheels — lighter than EVO Expert.
The Pro sits between Expert and S-Works — Factory suspension, X0 AXS, carbon wheels, same GENIE magic as the top build.
GENIE — Coil-Like Feel, Air Spring Control
16.3% better bump force management, 57% better traction, 39% fewer bottom-outs than standard air springs. Patent-pending air spring tech combining coil-like control through the bump zone with progressive end-stroke prevention.
FOX FLOAT 36 Factory GRIP X2
150mm travel (S1: 140mm, S2-S6: 150mm), HS and LS rebound and compression adjustment, 15x110mm QR axle. Kashima-coated stanchions, Factory-tuned.
FOX FLOAT Factory + GENIE
Ride Dynamics Trail Tune, 2-position lever w/ 3-setting Open mode tuning range, LSR adjustment. S1: 210x52.5mm, S2-S6: 210x55mm.
SRAM X0 Eagle AXS T-Type
X0 Eagle Transmission, wireless AXS shifting, 10-52t cassette. Clean cockpit, instant shifts, fully serviceable.
Mixed Wheel Setup
29" front / 27.5" rear on S1-S2 for nimble, playful feel. S3-S6 goes 29/29 for faster rolling. Geometry unaffected by wheel choice.
Roval Traverse SL II + I9 1/1
Hookless carbon rims, 30mm inner width, I9 1/1 hubs, 28h, Sapim D-Light spokes. Light, stiff, fast-engaging.
Frameset
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 travel
Seat Binder
Alloy, 38.6mm
Suspension
Fork
FOX FLOAT 36 Factory, GRIP X2 damper, HS and LS rebound and compression adjustment, 15x110mm QR axle, 44mm offset. S1: 140mm, S2-S6: 150mm
Rear Shock
FOX FLOAT Factory 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
Brakes
Front Brake
SRAM Maven Silver, 4-piston caliper, hydraulic disc, 200mm HS2 Rotor
Rear Brake
SRAM Maven Silver, 4-piston caliper, hydraulic disc. S1-S2: 180mm, S3-S6: 200mm HS2 Rotor
Drivetrain
Shift Levers
SRAM AXS POD Controller
Rear Derailleur
SRAM X0 Eagle Transmission Derailleur
Cassette
SRAM X0 Eagle Transmission Cassette, 12spd, 10-52t
Chain
SRAM X0 Eagle Transmission Flattop Chain
Crankset
SRAM X0 Eagle Crankset, 32T ring, Integrated Guard, 55mm chainline. S1-S3: 165mm, S4-S6: 170mm
Bottom Bracket
SRAM DUB, BSA 73mm Wide, Threaded
Wheels & Tires
Front Wheel
Roval Traverse SL II 29", hookless carbon, 30mm inner width, I9 1/1, 15x110mm, 28h, Sapim D-Light spokes
Rear Wheel
Roval Traverse SL II — S1-S2: 27.5", S3-S6: 29". Hookless carbon, 30mm inner width, I9 1/1, 12x148mm, 28h, Sapim D-Light spokes
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"
Inner Tubes
Standard, Presta valve
Cockpit
Handlebars
Roval Traverse SL Carbon, riser bar, 6° upsweep, 8° backsweep, 30mm rise. S1-S2: 780mm, S3-S6: 800mm
Stem
Industry 9 Mountain stem, 35mm clamp, 40mm length
Seatpost
Bike Yoke Revive Max, 34.9mm. S1: 125mm, S2: 160mm, S3-S4: 185mm, S5-S6: 213mm
Saddle
Bridge Expert with MIMIC, hollow Ti rails. S1-S2: 155mm, S3-S6: 143mm
Grips
Deity Lockjaw, Lock On
Accessories
SWAT
SWAT 4.0 internal downtube storage
Weight
Weight
13.99kg (30 lb, 13.5 oz)