2015 Specialized Stumpjumper FSR Expert Carbon 29 vs 2015 Trek Stache
The Trek Stache size closest to your M is the 19 in. Compare the 19 in instead
What changes on the Trek Stache
Compared with the Specialized Stumpjumper FSR Expert Carbon 29 in M, the Trek Stache in 17.5 in places the top of the head tube 4 mm lower and 13 mm further back, relative to the bottom bracket. Its wheelbase is 19 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −4 mm
- Lower front end
- Frame reach
- −13 mm
- Shorter frame reach
- Wheelbase
- −19 mm
- Shorter: quicker to change direction
- Head angle
- −0.7°
- Slacker: calmer steering
- Chainstays
- −5 mm
- Shorter: livelier
The two frames
Only the Specialized Stumpjumper FSR Expert Carbon 29 is drawn. The Trek Stache numbers we have for size 17.5 in are missing the seat angle.
Geometry side by side
| Measurement | Specialized Stumpjumper FSR Expert Carbon 29 M | Trek Stache 17.5 in | Difference |
|---|---|---|---|
| Reach | 427mm | 414 | −13 mm |
| Stack | 614mm | 610 | −4 mm |
| Head tube angle | 69° | 68.3° | −0.7° |
| Seat tube angle | 69.4° | not listed | |
| Effective top tube | 596mm | 600 | +4 mm |
| Chainstay length | 450mm | 445 | −5 mm |
| Wheelbase | 1147mm | 1128 | −19 mm |
| BB drop | 34mm | not listed | |
| BB height | 338mm | 316 | −22 mm |
| Standover | 741mm | 777 | +36 mm |
| Seat tube length | 430mm | 419 | −11 mm |
| Head tube length | 100mm | 103 | +3 mm |
Differences are the Trek Stache minus the Specialized Stumpjumper FSR Expert Carbon 29. Full charts: 2015 Specialized Stumpjumper FSR Expert Carbon 29, 2015 Trek Stache.
Where each sits in its class
Specialized Stumpjumper FSR Expert Carbon 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 29Expert Carbon 29 | Trek Stache7 |
|---|---|---|
| Fork | RockShox Pike RC 29 | RockShox Recon |
| Rear shock | Fox Brain | not listed |
| Shifter | Shimano SLX | Shimano Deore |
| Derailleur | SRAM X7, Shimano XTR Shadow Plus | SRAM X-7, Shimano SLX |
| Cassette | SRAM PG-1050 | Shimano HG50 |
| Chain | SRAM 1051 | KMC X10 |
| Crankset | SRAM S-2200 | not listed |
| Wheelset | Roval Control | not listed |
| Tire | Specialized Purgatory Control, Specialized Ground Control | Bontrager XR3 Expert |
| 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 |
| Rim | not listed | Bontrager Duster Elite |
| Stem | not listed | Bontrager Rhythm |
| Headset | not listed | FSA NO.57E |
Know what is on every bike.
Add your bike to Quiver. Keep its parts, setup, and service history together, then share your build.
Explore the app
