2022 Trek Bikes Top Fuel 9.8
- Category
- Full-suspension Trail MTB
- Design
- Flat Bar, Full suspension
- Suspension
- 120mm fork travel, 120mm rear travel
- Features
- Disc brake
Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Somewhat aggressive stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Somewhat aggressive stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Somewhat aggressive stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Somewhat aggressive stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Somewhat aggressive stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Somewhat aggressive stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Somewhat aggressive stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Somewhat aggressive stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry |
Geometry
S Low | S High | M Low | M High | ML Low | ML High | L Low | L High | XL Low | XL High | |
Stack | 595mm | 592mm | 595mm | 592mm | 600mm | 597mm | 605mm | 601mm | 618mm | 615mm |
Reach | 420mm | 424mm | 450mm | 454mm | 465mm | 469mm | 480mm | 484mm | 500mm | 504mm |
Stack to Reach Ratio | 1.42:1 | 1.4:1 | 1.32:1 | 1.3:1 | 1.29:1 | 1.27:1 | 1.26:1 | 1.24:1 | 1.24:1 | 1.22:1 |
Seat Tube Length, C-T | 395mm | 395mm | 420mm | 420mm | 435mm | 435mm | 450mm | 450mm | 500mm | 500mm |
Top Tube Length, Effective/Horizontal Center | 568mm | 567mm | 598mm | 597mm | 615mm | 614mm | 631mm | 63mm | 654mm | 653mm |
Top Tube Slope | 22deg | 21.6deg | 18.7deg | 18.3deg | 17.3deg | 16.9deg | 16deg | 15.6deg | 12.5deg | 12.1deg |
Head Tube Angle | 66deg | 66.4deg | 66deg | 66.4deg | 66deg | 66.4deg | 66deg | 66.4deg | 66deg | 66.4deg |
Seat Tube Angle | 70deg | 70.4deg | 70deg | 70.4deg | 70deg | 70.4deg | 70deg | 70.4deg | 70deg | 70.4deg |
Effective Seat Tube Angle, ETT HT Top | 76deg | 76.4deg | 76deg | 76.4deg | 76deg | 76.4deg | 76deg | 76.4deg | 76deg | 76.4deg |
Head Tube Length | 100mm | 100mm | 100mm | 100mm | 105mm | 105mm | 110mm | 110mm | 125mm | 125mm |
Bottom Bracket Drop | 36mm | 31mm | 36mm | 31mm | 36mm | 31mm | 36mm | 31mm | 36mm | 31mm |
Bottom Bracket Height | 336mm | 341mm | 336mm | 341mm | 336mm | 341mm | 336mm | 341mm | 336mm | 341mm |
Chainstay Length | 435mm | 434mm | 435mm | 434mm | 435mm | 434mm | 435mm | 434mm | 435mm | 434mm |
Chainstay Length Horizontal | 433.5mm | 432.9mm | 433.5mm | 432.9mm | 433.5mm | 432.9mm | 433.5mm | 432.9mm | 433.5mm | 432.9mm |
Front-Center | 718.4mm | 717.8mm | 748.4mm | 747.8mm | 765.3mm | 764.7mm | 782.3mm | 781.7mm | 808.3mm | 807.7mm |
Front-Center Horizontal | 717.5mm | 717.1mm | 747.5mm | 747.1mm | 764.5mm | 764.1mm | 781.5mm | 781.1mm | 807.5mm | 807.1mm |
Wheelbase | 1151mm | 1150mm | 1181mm | 1180mm | 1198mm | 1197mm | 1215mm | 1214mm | 1241mm | 1240mm |
Fork Offset/Rake | 44mm | 44mm | 44mm | 44mm | 44mm | 44mm | 44mm | 44mm | 44mm | 44mm |
Trail | 117.4mm very high | 114.5mm very high | 117.4mm very high | 114.5mm very high | 117.4mm very high | 114.5mm very high | 117.4mm very high | 114.5mm very high | 117.4mm very high | 114.5mm very high |
Mechanical Trail | 107.3mm | 104.9mm | 107.3mm | 104.9mm | 107.3mm | 104.9mm | 107.3mm | 104.9mm | 107.3mm | 104.9mm |
Wheel Flop | 43.6mm | 42mm | 43.6mm | 42mm | 43.6mm | 42mm | 43.6mm | 42mm | 43.6mm | 42mm |
Standover Height | 715mm | 719mm | 735mm | 740mm | 740mm | 745mm | 745mm | 750mm | 755mm | 760mm |
Tire to Pedal Spindle | 176.4mm 170 mm cranks | 175.8mm 170 mm cranks | 206.4mm 170 mm cranks | 205.8mm 170 mm cranks | 223.4mm 170 mm cranks | 222.8mm 170 mm cranks | 240.4mm 170 mm cranks | 239.8mm 170 mm cranks | 261.3mm 175 mm cranks | 260.7mm 175 mm cranks |
Pedal Spindle to Ground Clearance | 166mm 170 mm cranks | 171mm 170 mm cranks | 166mm 170 mm cranks | 171mm 170 mm cranks | 166mm 170 mm cranks | 171mm 170 mm cranks | 166mm 170 mm cranks | 171mm 170 mm cranks | 161mm 175 mm cranks | 166mm 175 mm cranks |
9.8 Build
S Low | S High | M Low | M High | ML Low | ML High | L Low | L High | XL Low | XL High | |
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 2.4in | 2.4in | 2.4in | 2.4in | 2.4in | 2.4in | 2.4in | 2.4in | 2.4in | 2.4in |
Tire Outer Diameter | 743.9mm | 743.9mm | 743.9mm | 743.9mm | 743.9mm | 743.9mm | 743.9mm | 743.9mm | 743.9mm | 743.9mm |
Bike Length with Tires | 1894.9mm | 1893.9mm | 1924.9mm | 1923.9mm | 1941.9mm | 1940.9mm | 1958.9mm | 1957.9mm | 1984.9mm | 1983.9mm |
Crank Length | 170mm | 170mm | 170mm | 170mm | 170mm | 170mm | 170mm | 170mm | 175mm | 175mm |
Handlebar Width | 750mm | 750mm | 780mm | 780mm | 780mm | 780mm | 780mm | 780mm | 780mm | 780mm |
Stem Length | 45mm | 45mm | 45mm | 45mm | 45mm | 45mm | 45mm | 45mm | 45mm | 45mm |
Stem Angle | 0deg | 0deg | 0deg | 0deg | 0deg | 0deg | 0deg | 0deg | 0deg | 0deg |
Published Sizing Recommendations
Height | 153 cm to 166.5 cm | 153 cm to 166.5 cm | 161 cm to 172 cm | 161 cm to 172 cm | 165.5 cm to 179 cm | 165.5 cm to 179 cm | 177 cm to 188 cm | 177 cm to 188 cm | 186 cm to 196 cm | 186 cm to 196 cm |
Stack and Reach vs. Category Trend
Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive
The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.
Learn more about the Upright/Aggressive ScaleCategory Trend
Full-suspension Trail MTBSource:https://www.trekbikes.com/za/en_ZA/bikes/mountain-bikes/cross-country-mountain-bikes/top-fuel/top-fuel-9-8-xt/p/35222/?colorCode=black