2025 Specialized Stumpjumper 15 EXPERT Carbon Mountain Bike
The 2025 Specialized Stumpjumper 15 EXPERT Carbon is a refined, high-performance trail bike built for riders who demand premium suspension control, modern geometry, and reliable electronic shifting. Designed for all-mountain adventures, it blends efficiency on climbs with confidence on technical descents.
Featuring a lightweight yet durable FACT 11m carbon frame with integrated SWAT 4.0 internal storage, the Stumpjumper 15 Expert delivers unmatched versatility for long days on the trail and aggressive riding alike.
Elite-Level Suspension Control
The bike is equipped with a FOX FLOAT 36 Performance Elite fork providing 150mm of controlled, responsive travel. Paired with the FOX FLOAT Performance Elite GENIE rear shock, the suspension offers excellent small-bump sensitivity, mid-stroke support, and progressive bottom-out control.
Electronic Shifting & Confident Braking
Powering the drivetrain is the SRAM GX Eagle Transmission AXS, a fully electronic 12-speed system designed to shift flawlessly under load. Stopping duties are handled by SRAM Maven Bronze hydraulic disc brakes, ensuring powerful and consistent braking performance on steep and demanding terrain.
Key Features
- FACT 11m carbon full-suspension frame
- SWAT 4.0 integrated frame storage
- FOX FLOAT 36 Performance Elite fork (150mm)
- FOX FLOAT Performance Elite GENIE rear shock
- SRAM GX Eagle Transmission AXS 12-speed drivetrain
- SRAM Maven Bronze hydraulic disc brakes
| Frame | FACT 11m Carbon | Trail Geometry | SWAT 4.0 |
|---|---|
| Fork | FOX FLOAT 36 Performance Elite | 150mm Travel |
| Rear Shock | FOX FLOAT Performance Elite | GENIE | Ride Dynamics |
| Suspension Travel | Front: 150mm / Rear: 145mm |
| Shifting System | SRAM GX Eagle Transmission AXS | 12-speed |
| Shifter | SRAM AXS POD |
| Rear Derailleur | SRAM GX Eagle Transmission |
| Cassette | SRAM GX Eagle Transmission | 10–52T |
| Crankset | SRAM GX Eagle | 32T |
| Bottom Bracket | SRAM DUB BSA |
| Brakes | SRAM Maven Bronze Hydraulic Disc |
| Wheelset | DT Swiss 370 Hubs | Sapim Force Spokes | Roval Traverse AL Rims |
| Wheel Size | 29" / 27.5" (Size dependent) |
| Tires | Butcher 29x2.30" / Eliminator 27.5x2.30" (Size dependent) |
| Seatpost | PNW Loam Dropper Post |
| Handlebar | Specialized 6000 Alloy | 6° Upsweep | 8° Backsweep |
| Stem | Trail Stem | 35mm |
| Saddle | Bridge Comp |
| Weight | 14.47 kg (Manufacturer stated) |
| Model Year | 2025 |
| Color | Grey |
Specifications are subject to change without notice.
