2017 Trek Fuel EX Women's vs 2015 Specialized Stumpjumper FSR EVO 650b
The M is the Specialized Stumpjumper FSR EVO 650b size closest to your M Trek Fuel EX Women's. We match frame stack and reach. This is a geometry comparison, not a fit recommendation; stem, spacers, handlebars and saddle setup also affect your riding position.
What changes on the Specialized Stumpjumper FSR EVO 650b
Compared with the Trek Fuel EX Women's in M, the Specialized Stumpjumper FSR EVO 650b in M places the top of the head tube 16 mm higher and 7 mm further back, relative to the bottom bracket. Its wheelbase is 19 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- +16 mm
- Higher front end
- Frame reach
- −7 mm
- Shorter frame reach
- Wheelbase
- −19 mm
- Shorter: quicker to change direction
- Head angle
- +0.3°
- About the same head angle
- Chainstays
- +3 mm
- Longer: more planted
The two frames
Trek Fuel EX Women's, MSpecialized Stumpjumper FSR EVO 650b, MDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Trek Fuel EX Women's M | Specialized Stumpjumper FSR EVO 650b M | Difference |
|---|---|---|---|
| Reach | 433 | 426mm | −7 mm |
| Stack | 603 | 619mm | +16 mm |
| Head tube angle | 67.7° | 68° | +0.3° |
| Seat tube angle | 74.7° | 74° | −0.7° |
| Effective top tube | 600 | 595mm | −5 mm |
| Chainstay length | 432 | 435mm | +3 mm |
| Wheelbase | 1156 | 1137mm | −19 mm |
| BB drop | 30 | not listed | |
| BB height | 337 | 327mm | −10 mm |
| Standover | 747 | 729mm | −18 mm |
| Seat tube length | 419 | 430mm | +11 mm |
| Head tube length | 100 | not listed |
Differences are the Specialized Stumpjumper FSR EVO 650b minus the Trek Fuel EX Women's. Full charts: 2017 Trek Fuel EX Women's, 2015 Specialized Stumpjumper FSR EVO 650b.
Where each sits in its class
Trek Fuel EX Women'sSpecialized Stumpjumper FSR EVO 650b
Each bike is ranked against the other trail bikes on Quiver, on frame geometry alone. Not your hand position or ride feel.
What each ships with
The stock build of each bike's first listed trim. Parts that match are dimmed.
| Part | Trek Fuel EX Women's5 Women's | Specialized Stumpjumper FSR EVO 650bS-Works EVO 650b |
|---|---|---|
| Frame | Trek Alpha Platinum | not listed |
| Fork | RockShox SEKTOR | RockShox Pike RCT3 |
| Shifter | Shimano Deore | SRAM XX1 |
| Derailleur | Shimano Deore | SRAM XX1 |
| Cassette | Shimano HG50 | SRAM XX1 |
| Chain | KMC X10 | SRAM PC-XX1 |
| Bottom bracket | Trek PF92 | not listed |
| Tire | Bontrager XR3 | Specialized Butcher Control, Specialized Slaughter Control |
| Hub | Bontrager Boost148 | Roval Traverse |
| Rim | Bontrager AT-650 | Roval Traverse SL Fattie |
| Brake | Shimano Acera M315 | Shimano XTR |
| Stem | Bontrager Rhythm | Syntace F109 |
| Headset | Trek Knock Block | not listed |
| Seatpost | Bontrager SSR | Specialized Command Post IR |
| Saddle | Bontrager Evoke 1.5 WSD | Specialized Henge Expert |
| Rear shock | not listed | Fox FLOAT CTD Factory |
| Grips | not listed | Specialized Sip Grip |
| Dropper post | not listed | Specialized Command Post IR |
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