2018 Specialized Fatboy SE vs 2020 Trek Farley 9.8
The Trek Farley 9.8 size closest to your M is the M. Compare the M instead
What changes on the Trek Farley 9.8
Compared with the Specialized Fatboy SE in M, the Trek Farley 9.8 in XL places the top of the head tube 19 mm higher and 34 mm further forward, relative to the bottom bracket. Its wheelbase is 60 mm longer, which can contribute to stability at speed.
- Frame stack
- +19 mm
- Higher front end
- Frame reach
- +34 mm
- Longer frame reach
- Wheelbase
- +60 mm
- Longer: steadier at speed
- Head angle
- −1.5°
- Slacker: calmer steering
- Chainstays
- ±0 mm
- About the same
The two frames
Specialized Fatboy SE, MTrek Farley 9.8, XLDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Fatboy SE M | Trek Farley 9.8 XL | Difference |
|---|---|---|---|
| Reach | 420mm | 454 | +34 mm |
| Stack | 600mm | 619 | +19 mm |
| Head tube angle | 70.5° | 69.0° | −1.5° |
| Seat tube angle | 73° | 73.0° | ±0.0° |
| Effective top tube | 603mm | 644 | +41 mm |
| Chainstay length | 455mm | 455 | ±0 mm |
| Wheelbase | 1111mm | 1171 | +60 mm |
| BB drop | 60mm | 67 | +7 mm |
| BB height | 316mm | 321 | +5 mm |
| Standover | 786mm | 774 | −12 mm |
| Seat tube length | 445mm | 521 | +76 mm |
| Fork length | 467mm | not listed | |
| Head tube length | 120mm | 120 | ±0 mm |
Differences are the Trek Farley 9.8 minus the Specialized Fatboy SE. Full charts: 2018 Specialized Fatboy SE, 2020 Trek Farley 9.8.
Where each sits in its class
Specialized Fatboy SETrek Farley 9.8
Each bike is ranked against the other fat 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 Fatboy SESE | Trek Farley 9.89.8 |
|---|---|---|
| Shifter | SRAM X-7 | SRAM GX Eagle |
| Derailleur | SRAM GX | SRAM GX Eagle |
| Chain | KMC X-10 | SRAM GX Eagle |
| Crankset | Specialized Stout | TruVativ Stylo |
| Tire | Specialized Ground Control Fat | Bontrager Barbegazi |
| Hub | Specialized Stout 135, Specialized Stout 190 | not listed |
| Rim | Specialized Stout XC 80 | not listed |
| Brake | Tektro Aries | SRAM Guide RS |
| Saddle | Specialized Henge Comp | Bontrager Montrose Elite |
| Frame | not listed | Trek OCLV |
| Fork | not listed | Bontrager Haru Pro |
| Cassette | not listed | SRAM GX Eagle |
| Bottom bracket | not listed | SRAM DUB |
| Wheelset | not listed | Trek Wampa |
| Headset | not listed | FSA IS2 |
| Seatpost | not listed | Bontrager Line |
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