2015 Specialized Stumpjumper FSR Expert Carbon EVO 29 vs 2015 Trek Stache
The Trek Stache size closest to your M is the 17.5 in. Compare the 17.5 in instead
What changes on the Trek Stache
Compared with the Specialized Stumpjumper FSR Expert Carbon EVO 29 in M, the Trek Stache in 21 in places the top of the head tube 6 mm higher and 27 mm further forward, relative to the bottom bracket. Its wheelbase is 6 mm longer, which can contribute to stability at speed.
- Frame stack
- +6 mm
- Higher front end
- Frame reach
- +27 mm
- Longer frame reach
- Wheelbase
- +6 mm
- Longer: steadier at speed
- Head angle
- +0.6°
- Steeper: sharper steering
- 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 21 in are missing the seat angle.
Geometry side by side
| Measurement | Specialized Stumpjumper FSR Expert Carbon EVO 29 M | Trek Stache 21 in | Difference |
|---|---|---|---|
| Reach | 416mm | 443 | +27 mm |
| Stack | 619mm | 625 | +6 mm |
| Head tube angle | 68° | 68.6° | +0.6° |
| Seat tube angle | 68.4° | not listed | |
| Effective top tube | 596mm | 640 | +44 mm |
| Chainstay length | 455mm | 445 | −10 mm |
| Wheelbase | 1155mm | 1161 | +6 mm |
| BB drop | 37mm | not listed | |
| BB height | 335mm | 316 | −19 mm |
| Standover | 741mm | 824 | +83 mm |
| Seat tube length | 430mm | 508 | +78 mm |
| Head tube length | 100mm | 118 | +18 mm |
Differences are the Trek Stache minus the Specialized Stumpjumper FSR Expert Carbon EVO 29. Full charts: 2015 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 X1 | Shimano Deore |
| Derailleur | SRAM X01 | SRAM X-7, Shimano SLX |
| Cassette | SRAM XG-1195 | Shimano HG50 |
| Chain | KMC X-11 | KMC X10 |
| Crankset | SRAM S-2200 | not listed |
| Tire | Specialized Butcher Control, Specialized Slaughter Control | Bontrager XR3 Expert |
| Hub | Roval Traverse | not listed |
| Rim | Roval Traverse Fattie 29 | Bontrager Duster Elite |
| Brake | Shimano SLX M785 | Shimano Deore M447 |
| Grips | Specialized Sip Grip | not listed |
| Dropper post | Specialized Command Post IR | not listed |
| Seatpost | Specialized Command Post IR | not listed |
| Saddle | Specialized Henge Comp | Bontrager Evoke 2 |
| Frame | not listed | Trek Alpha Platinum |
| Stem | not listed | Bontrager Rhythm |
| Headset | not listed | FSA NO.57E |
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