2015 Specialized Stumpjumper FSR 29 Frameset vs 2016 Trek Fuel EX 29
The L is the Trek Fuel EX 29 size closest to your L Specialized Stumpjumper FSR 29 Frameset. 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 Fuel EX 29
Compared with the Specialized Stumpjumper FSR 29 Frameset in L, the Trek Fuel EX 29 in L places the top of the head tube 27 mm lower and 7 mm further forward, relative to the bottom bracket. Its wheelbase is 9 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −27 mm
- Lower front end
- Frame reach
- +7 mm
- Longer frame reach
- Wheelbase
- −9 mm
- Shorter: quicker to change direction
- Head angle
- −0.2°
- About the same head angle
- Chainstays
- −14 mm
- Shorter: livelier
The two frames
We can't draw these frames yet. The Specialized Stumpjumper FSR 29 Frameset numbers we have for size L are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Specialized Stumpjumper FSR 29 Frameset L | Trek Fuel EX 29 L | Difference |
|---|---|---|---|
| Reach | 445mm | 452 | +7 mm |
| Stack | 638mm | 611 | −27 mm |
| Head tube angle | 69° | 68.8° | −0.2° |
| Effective top tube | 622mm | 632 | +10 mm |
| Chainstay length | 450mm | 436 | −14 mm |
| Wheelbase | 1175mm | 1166 | −9 mm |
| BB drop | 34mm | 36 | +2 mm |
| BB height | 338mm | 334 | −4 mm |
| Standover | 750mm | 773 | +23 mm |
| Seat tube length | 468mm | 470 | +2 mm |
| Head tube length | 125mm | 115 | −10 mm |
| Seat tube angle | not listed | 73.6° |
Differences are the Trek Fuel EX 29 minus the Specialized Stumpjumper FSR 29 Frameset. Full charts: 2015 Specialized Stumpjumper FSR 29 Frameset, 2016 Trek Fuel EX 29.
Where each sits in its class
Specialized Stumpjumper FSR 29 FramesetTrek Fuel EX 29
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 29 FramesetS-Works 29 Frameset | Trek Fuel EX 295 29 |
|---|---|---|
| Rear shock | Fox Brain | not listed |
| Dropper post | Specialized Command Post IR | not listed |
| Frame | not listed | Trek Alpha Platinum |
| Fork | not listed | RockShox Recon |
| Shifter | not listed | SRAM X-5 |
| Derailleur | not listed | SRAM X-5, SRAM GX |
| Cassette | not listed | SRAM PG 1020 |
| Chain | not listed | KMC X10 |
| Bottom bracket | not listed | Trek PF89.5 |
| Tire | not listed | Bontrager XR3 |
| Hub | not listed | Formula DC22 |
| Rim | not listed | Bontrager AT-650 |
| Brake | not listed | Shimano Acera M355 |
| Headset | not listed | FSA IS2 |
| Seatpost | not listed | Bontrager SSR |
| Saddle | not listed | Bontrager Evoke 1.5 |
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