Bike-on-Bike
XL/21.5 Low
Default Config
Insights
Average stack and reach vs trend of full-suspension cross-country mtb bikes
Design deviates from other sizes of Trek Bikes Top Fuel
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Geometry
Stack | 612mm | — |
Reach | 487mm | — |
Stack to Reach Ratio | 1.26:1 | — |
Seat Tube Length, C-T | 521mm | — |
Top Tube Length, Effective/Horizontal HT Top | 651mm | — |
Top Tube Slope | 9.9deg | — |
Head Tube Angle | 67.5deg | — |
Seat Tube Angle | 75deg | — |
Head Tube Length | 110mm | — |
Bottom Bracket Drop | 36mm | — |
Bottom Bracket Height | 336mm | — |
Chainstay Length | 435mm | — |
Chainstay Length Horizontal | 433.5mm | — |
Front-Center | 774.3mm | — |
Front-Center Horizontal | 773.5mm | — |
Wheelbase | 1207mm | — |
Fork Offset/Rake | 44mm | — |
Trail | 106.5mm very high | — — |
Mechanical Trail | 98.3mm | — |
Wheel Flop | 37.6mm | — |
Standover Height | 765mm | — |
Tire to Pedal Spindle | 232.4mm 170 mm cranks | — |
Pedal Spindle to Ground Clearance | 166mm 170 mm cranks | — |
Build
Wheel Size | 700C/29 in 622 mm BSD | — — |
Tire Width | 2.4in | — |
Tire Outer Diameter | 743.9mm | — |
Bike Length with Tires | 1950.9mm | — |
Stem Length | 7cm | — |
| Suspension Type | Full suspension | — |
| Bar Type | Flat Bar | — |
| Fork Travel | 120mm | — |
| Rear Travel | Unknown | — |
| Suspension Sag | Unknown | — |
| Frame Material | Carbon/Composite | — |
| Fork Material | Unknown | — |
| Brake Type | Disc | — |
Meta
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| Source | https://www.trekbikes.com/us/en_US/bikes/mountain-bikes/cross-country-mountain-bikes/top-fuel/top-fuel-9-8/p/27920/?colorCode=black_tealdark | — |
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