2016 Trek Fuel EX 29 Alloy Frameset vs 2015 Specialized Stumpjumper FSR Comp EVO 650b
The XL is the Specialized Stumpjumper FSR Comp EVO 650b size closest to your XXL Trek Fuel EX 29 Alloy 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 Specialized Stumpjumper FSR Comp EVO 650b
Compared with the Trek Fuel EX 29 Alloy Frameset in XXL, the Specialized Stumpjumper FSR Comp EVO 650b in XL places the top of the head tube 22 mm higher and 13 mm further back, relative to the bottom bracket. Its wheelbase is 12 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- +22 mm
- Higher front end
- Frame reach
- −13 mm
- Shorter frame reach
- Wheelbase
- −12 mm
- Shorter: quicker to change direction
- Head angle
- −0.8°
- Slacker: calmer steering
- Chainstays
- −1 mm
- About the same
The two frames
Trek Fuel EX 29 Alloy Frameset, XXLSpecialized Stumpjumper FSR Comp EVO 650b, XLDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Trek Fuel EX 29 Alloy Frameset XXL | Specialized Stumpjumper FSR Comp EVO 650b XL | Difference |
|---|---|---|---|
| Reach | 480 | 467mm | −13 mm |
| Stack | 639 | 661mm | +22 mm |
| Head tube angle | 68.8° | 68° | −0.8° |
| Seat tube angle | 73.6° | 74° | +0.4° |
| Effective top tube | 668 | 643mm | −25 mm |
| Chainstay length | 436 | 435mm | −1 mm |
| Wheelbase | 1205 | 1193mm | −12 mm |
| BB drop | 36 | not listed | |
| BB height | 334 | 327mm | −7 mm |
| Standover | 784 | 754mm | −30 mm |
| Seat tube length | 559 | 523mm | −36 mm |
| Head tube length | 145 | not listed |
Differences are the Specialized Stumpjumper FSR Comp EVO 650b minus the Trek Fuel EX 29 Alloy Frameset. Full charts: 2016 Trek Fuel EX 29 Alloy Frameset, 2015 Specialized Stumpjumper FSR Comp EVO 650b.
Where each sits in its class
Trek Fuel EX 29 Alloy FramesetSpecialized Stumpjumper FSR Comp 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 29 Alloy Frameset29 Alloy Frameset | Specialized Stumpjumper FSR Comp EVO 650bComp EVO 650b |
|---|---|---|
| Frame | Trek Alpha Platinum | not listed |
| Headset | FSA IS2 | not listed |
| Fork | not listed | RockShox Revelation RC |
| Rear shock | not listed | Fox Float CTD Evolution |
| Shifter | not listed | SRAM X7 |
| Derailleur | not listed | SRAM X7, SRAM X-9 |
| Cassette | not listed | SRAM PG-1030 |
| Chain | not listed | SRAM 1031 |
| Crankset | not listed | SRAM S-1250 |
| Hub | not listed | Specialized Hi Lo |
| Brake | not listed | Shimano Deore M615 |
| Grips | not listed | Specialized Sip Grip |
| Dropper post | not listed | Specialized Command Post BlackLite |
| Saddle | not listed | Specialized Henge Comp |
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