2020 Trek Fuel EX 9.8 vs 2020 Trek Slash
The S is the Trek Slash size closest to your XS Trek Fuel EX 9.8. 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 9.8 in XS, the Trek Slash in S places the top of the head tube 49 mm higher and 16 mm further forward, relative to the bottom bracket. Its wheelbase is 52 mm longer, which can contribute to stability at speed.
- Frame stack
- +49 mm
- Higher front end
- Frame reach
- +16 mm
- Longer frame reach
- Wheelbase
- +52 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 9.8 is drawn. The Trek Slash numbers we have for size S are missing the seat angle.
Geometry side by side
| Measurement | Trek Fuel EX 9.8 XS | Trek Slash S | Difference |
|---|---|---|---|
| Reach | 400 | 416 | +16 mm |
| Stack | 559 | 608 | +49 mm |
| Head tube angle | 66.5° | 65.6° | −0.9° |
| Seat tube angle | 75.5° | not listed | |
| Effective top tube | 545 | 580 | +35 mm |
| Chainstay length | 435 | 433 | −2 mm |
| Wheelbase | 1119 | 1171 | +52 mm |
| BB drop | 14 | 21 | +7 mm |
| BB height | 341 | 352 | +11 mm |
| Standover | 700 | 746 | +46 mm |
| Seat tube length | 355 | 394 | +39 mm |
| Head tube length | 90 | 100 | +10 mm |
Differences are the Trek Slash minus the Trek Fuel EX 9.8. Full charts: 2020 Trek Fuel EX 9.8, 2020 Trek Slash.
Where each sits in its class
Trek Fuel EX 9.8Trek 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 9.89.8 | Trek Slash8 |
|---|---|---|
| Frame | Trek Fuel EX | Trek Alpha Platinum |
| Fork | Fox 36 Performance | RockShox Yari RC |
| Rear shock | Fox Float | RockShox Deluxe RT3 RE:aktiv |
| Shifter | Shimano XT | SRAM GX Eagle |
| Derailleur | Shimano XT | SRAM GX Eagle |
| Cassette | Shimano XT | SRAM GX Eagle |
| Chain | Shimano XT M8100 | SRAM GX Eagle |
| Crankset | TruVativ Descendant | TruVativ Descendant |
| Chainring | TruVativ Descendant | not listed |
| Bottom bracket | Shimano MT500 | SRAM DUB |
| Wheelset | Bontrager Line | Bontrager Line Comp 30 |
| Tire | Bontrager XR4 Team Issue, Michelin Wild AM | Bontrager XR5 |
| Brake | Shimano XT M8020, Shimano SLX M7120 | SRAM Guide R |
| Rotor | Shimano SM-RT66 | SRAM Guide R |
| Handlebar | Bontrager Line | Bontrager Line |
| Stem | Bontrager Line | Bontrager Line |
| Grips | Bontrager XR Trail | not listed |
| Headset | Bontrager Knock Block Integrated | Trek Knock Block |
| Dropper post | Bontrager Line | not listed |
| Saddle | Bontrager Arvada | Bontrager Arvada |
| Seatpost | not listed | Bontrager Line |
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