2021 Trek Fuel EX C Gen 5 Frameset vs 2020 Trek Slash
The XL is the Trek Slash size closest to your XL Trek Fuel EX C Gen 5 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 Slash
Compared with the Trek Fuel EX C Gen 5 Frameset in XL, the Trek Slash in XL places the top of the head tube 8 mm higher and 19 mm further back, relative to the bottom bracket. Its wheelbase is 6 mm longer, which can contribute to stability at speed.
- Frame stack
- +8 mm
- Higher front end
- Frame reach
- −19 mm
- Shorter frame reach
- Wheelbase
- +6 mm
- Longer: steadier at speed
- Head angle
- −0.9°
- Slacker: calmer steering
- Chainstays
- −2 mm
- About the same
The two frames
Only the Trek Fuel EX C Gen 5 Frameset is drawn. The Trek Slash numbers we have for size XL are missing the seat angle.
Geometry side by side
| Measurement | Trek Fuel EX C Gen 5 Frameset XL | Trek Slash XL | Difference |
|---|---|---|---|
| Reach | 500 | 481 | −19 mm |
| Stack | 623 | 631 | +8 mm |
| Head tube angle | 66.5° | 65.6° | −0.9° |
| Seat tube angle | 75.5° | not listed | |
| Effective top tube | 662 | 651 | −11 mm |
| Chainstay length | 435 | 433 | −2 mm |
| Wheelbase | 1241 | 1247 | +6 mm |
| BB drop | 27 | 21 | −6 mm |
| BB height | 346 | 352 | +6 mm |
| Standover | 776 | 780 | +4 mm |
| Seat tube length | 500 | 521 | +21 mm |
| Head tube length | 120 | 125 | +5 mm |
Differences are the Trek Slash minus the Trek Fuel EX C Gen 5 Frameset. Full charts: 2021 Trek Fuel EX C Gen 5 Frameset, 2020 Trek Slash.
Where each sits in its class
Trek Fuel EX C Gen 5 FramesetTrek Slash
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 C Gen 5 FramesetC Gen 5 Frameset | Trek Slash8 |
|---|---|---|
| Frame | Trek OCLV | Trek Alpha Platinum |
| Stem | Bontrager Line | Bontrager Line |
| Headset | Trek Knock Block | Trek Knock Block |
| Fork | not listed | RockShox Yari RC |
| Rear shock | not listed | RockShox Deluxe RT3 RE:aktiv |
| Shifter | not listed | SRAM GX Eagle |
| Derailleur | not listed | SRAM GX Eagle |
| Cassette | not listed | SRAM GX Eagle |
| Chain | not listed | SRAM GX Eagle |
| Crankset | not listed | TruVativ Descendant |
| Bottom bracket | not listed | SRAM DUB |
| Wheelset | not listed | Bontrager Line Comp 30 |
| Tire | not listed | Bontrager XR5 |
| Brake | not listed | SRAM Guide R |
| Rotor | not listed | SRAM Guide R |
| Handlebar | not listed | Bontrager Line |
| Seatpost | not listed | Bontrager Line |
| Saddle | not listed | Bontrager Arvada |
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