2014 Specialized Stumpjumper FSR Expert Carbon EVO 29 vs 2015 Trek Stache
The 15.5 in is the Trek Stache size closest to your S Specialized Stumpjumper FSR Expert Carbon EVO 29. 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 Trek Stache
Compared with the Specialized Stumpjumper FSR Expert Carbon EVO 29 in S, the Trek Stache in 15.5 in places the top of the head tube at about the same height and about as far forward, relative to the bottom bracket. Its wheelbase is 23 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- ±0 mm
- About the same height
- Frame reach
- −1 mm
- About the same reach
- Wheelbase
- −23 mm
- Shorter: quicker to change direction
- Head angle
- +0.3°
- About the same head angle
- Chainstays
- −10 mm
- Shorter: livelier
The two frames
Only the Specialized Stumpjumper FSR Expert Carbon EVO 29 is drawn. The Trek Stache numbers we have for size 15.5 in are missing the seat angle.
Geometry side by side
| Measurement | Specialized Stumpjumper FSR Expert Carbon EVO 29 S | Trek Stache 15.5 in | Difference |
|---|---|---|---|
| Reach | 389mm | 388 | −1 mm |
| Stack | 610mm | 610 | ±0 mm |
| Head tube angle | 68° | 68.3° | +0.3° |
| Seat tube angle | 68° | not listed | |
| Chainstay length | 455mm | 445 | −10 mm |
| Wheelbase | 1125mm | 1102 | −23 mm |
| BB drop | 37mm | not listed | |
| BB height | 335mm | 316 | −19 mm |
| Standover | 750mm | 760 | +10 mm |
| Seat tube length | 396mm | 368 | −28 mm |
| Head tube length | 90mm | 103 | +13 mm |
| Effective top tube | not listed | 568 |
Differences are the Trek Stache minus the Specialized Stumpjumper FSR Expert Carbon EVO 29. Full charts: 2014 Specialized Stumpjumper FSR Expert Carbon EVO 29, 2015 Trek Stache.
Where each sits in its class
Specialized Stumpjumper FSR Expert Carbon EVO 29Trek Stache
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 | Specialized Stumpjumper FSR Expert Carbon EVO 29Expert Carbon EVO 29 | Trek Stache7 |
|---|---|---|
| Fork | RockShox Pike RC 29 | RockShox Recon |
| Rear shock | Fox Float CTD Factory | not listed |
| Shifter | SRAM X01 | Shimano Deore |
| Derailleur | SRAM X01 | SRAM X-7, Shimano SLX |
| Cassette | SRAM X01 | Shimano HG50 |
| Crankset | SRAM S-2200 | not listed |
| Wheelset | Roval Traverse 29 | not listed |
| Tire | Specialized Butcher Control, Specialized Purgatory Control | Bontrager XR3 Expert |
| Brake | Avid Elixir 7 | Shimano Deore M447 |
| Grips | Specialized Sip Grip | not listed |
| Seatpost | Specialized Command Post IR | not listed |
| Saddle | Specialized Henge | Bontrager Evoke 2 |
| Frame | not listed | Trek Alpha Platinum |
| Chain | not listed | KMC X10 |
| Rim | not listed | Bontrager Duster Elite |
| Stem | not listed | Bontrager Rhythm |
| Headset | not listed | FSA NO.57E |
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