2025 Specialized Stumpjumper 15 EVO Expert – Trail Bike
Specifications
| 
   Specification  | 
  
   Details  | 
 
| 
   Model  | 
  
   Stumpjumper 15 EVO Expert  | 
 
| 
   Vehicle Category  | 
  
   Trail Bike  | 
 
| 
   Application  | 
  
   Trail riding, all-mountain  | 
 
| 
   Starting Price (2025)  | 
  
   $6,199.99 USD  | 
 
| 
   Color Options  | 
  
   Gloss Nebula Metallic  | 
 
| 
   Sizes  | 
  
   S1, S2, S3, S4, S5, S6  | 
 
| 
   Wheel Options  | 
  
   29"/27.5", 29"/29"  | 
 
Frame & Drivetrain
| 
   Specification  | 
  
   Details  | 
 
| 
   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  | 
 
| 
   Fork  | 
  
   FOX FLOAT 36 Performance Elite, GRIP X2 damper, HS and LS rebound and compression adjustment, 15x110mm Kabolt axle, 44mm offset, 150mm travel (S1), 160mm travel (S2-S6)  | 
 
| 
   Rear Shock  | 
  
   FOX FLOAT X Performance Elite with Specialized GENIE Shock Tech, Ride Dynamics Trail Tune, 2-position lever, LSC adjustment, LSR adjustment, 210x55mm  | 
 
| 
   Drivetrain Compatibility  | 
  
   Shimano XT Di2, 12-speed, electronic  | 
 
| 
   Dropouts  | 
  
   15x110mm Kabolt axle (F), 12x148mm UDH compatible (R)  | 
 
| 
   Crank  | 
  
   Shimano XT, 55mm chainline, 32T, 165mm (S1-S3), 170mm (S4-S6)  | 
 
| 
   Chain  | 
  
   Shimano XT M8100, 12-speed with quick link  | 
 
| 
   Rear Derailleur  | 
  
   Shimano XT Di2, 12-speed  | 
 
| 
   Shifters  | 
  
   Shimano XT Di2  | 
 
| 
   Cassette  | 
  
   Shimano XT M8200, 12-speed, 10-51T  | 
 
Components & Features
| 
   Specification  | 
  
   Details  | 
 
| 
   Seating  | 
  
   Bridge Comp, Hollow Cr-mo rails, 155mm (S1-S2), 143mm (S3-S6)  | 
 
| 
   Cargo Capacity  | 
  
   SWAT 4.0 internal downtube storage  | 
 
| 
   Wheels/Tyres  | 
  
   Roval Traverse 29" Rim (F), Roval Traverse Rim (R), hookless alloy, 30mm inner width, tubeless ready, DT Swiss 370 Hub, Sapim Force Spokes, 6-bolt, 29x2.4" front (Butcher, GRID TRAIL casing, GRIPTON® T9 compound, TLR), 27.5x2.4" (S1-S2) or 29x2.4" (S3-S6) rear (Eliminator, GRID TRAIL casing, GRIPTON® T7 compound, TLR), Standard Presta Valve tubes  | 
 
| 
   Wheel Size  | 
  
   29"/27.5" (S1-S2), 29"/29" (S3-S6)  | 
 
| 
   Brakes  | 
  
   Shimano Deore XT, 4-piston caliper, hydraulic disc, metal pad with fin, 203mm rotor (F), 180mm rotor (S1-S2) or 203mm rotor (S3-S6) (R)  | 
 
| 
   Brake Levers  | 
  
   Shimano Deore XT, hydraulic  | 
 
| 
   Handlebar  | 
  
   Specialized, 6000 series alloy, 6-degree upsweep, 8-degree backsweep, 780mm width (S1-S2, 20mm rise), 800mm width (S3-S6, 50mm rise)  | 
 
| 
   Stem  | 
  
   Alloy Trail Stem, 35mm bar bore  | 
 
| 
   Headset  | 
  
   Integrated, sealed cartridge bearing  | 
 
| 
   Saddle  | 
  
   Bridge Comp, Hollow Cr-mo rails, 155mm (S1-S2), 143mm (S3-S6)  | 
 
| 
   Seatpost  | 
  
   PNW Loam Dropper, tool-less travel adjust, Range lever, 34.9mm, 125mm (S1), 150mm (S2), 175mm (S3), 200mm (S4-S5), 225mm (S6)  | 
 
| 
   Seatpost Clamp  | 
  
   Alloy, 38.6mm  | 
 
| 
   Grips  | 
  
   Deity Lockjaw Grips  | 
 
| 
   Front Hub  | 
  
   DT Swiss 370, 15x110mm, 28h, 6-bolt, Sapim Force Spokes  | 
 
| 
   Rear Hub  | 
  
   DT Swiss 370, 12x148mm, 28h, 6-bolt, Sapim Force Spokes  | 
 
| 
   Rims  | 
  
   Roval Traverse 29" Rim (F), Roval Traverse Rim (R), hookless alloy, 30mm inner width, tubeless ready  | 
 
| 
   Spokes  | 
  
   Sapim Force  | 
 
| 
   Exterior Features  | 
  
   SWAT 4.0 internal downtube storage, adjustable head tube angle, GENIE Shock Tech, mixed wheel setup (29"/27.5" for S1-S2, 29"/29" for S3-S6)  | 
 
| 
   Weight  | 
  
   14.48 kg / 31 lb 14.8 oz (S4)  | 
 
