2023 Trek Bikes Fuel EX 9.8
- Category
- Full-suspension Trail MTB
- Design
- Flat Bar, Full suspension
- Suspension
- 150mm fork travel, 140mm rear travel
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
Large | Large | X-Large | X-Large | |
Stack | 616mm | 616mm | 630mm | 630mm |
Reach | 491mm | 491mm | 521mm | 521mm |
Stack to Reach Ratio | 1.25:1 | 1.25:1 | 1.21:1 | 1.21:1 |
Seat Tube Length, Unknown | 435mm | 435mm | 470mm | 470mm |
Top Tube Length, Effective/Horizontal Unknown | 625.6mm | 625.6mm | 660.4mm | 660.4mm |
Top Tube Slope | 17.9deg | 18.1deg | 15.4deg | 15.3deg |
Head Tube Angle | 65.1deg | 65.1deg | 65deg | 65deg |
Seat Tube Angle | 71.4deg | 77.2deg | 71.3deg | 76.6deg |
Head Tube Length | 105mm | 105mm | 120mm | 120mm |
Bottom Bracket Drop | 30.5mm | 30.5mm | 30.4mm | 30.4mm |
Bottom Bracket Height | 344mm | 344mm | 344.1mm | 344.1mm |
Chainstay Length | 438.1mm | 438.1mm | 443.1mm | 443.1mm |
Chainstay Length Horizontal | 437mm | 437mm | 442.1mm | 442.1mm |
Front-Center | 812.7mm | 812.7mm | 844.2mm | 844.2mm |
Front-Center Horizontal | 812.2mm | 812.2mm | 843.6mm | 843.6mm |
Wheelbase | 1249.2mm | 1249.2mm | 1285.7mm | 1285.7mm |
Fork Offset/Rake | 44mm | 44mm | 44mm | 44mm |
Fork Length, Unknown | 561mm | 561mm | 561mm | 561mm |
Trail | 125.3mm very high | 125.3mm very high | 126.1mm very high | 126.1mm very high |
Mechanical Trail | 113.7mm | 113.7mm | 114.3mm | 114.3mm |
Wheel Flop | 47.9mm | 47.9mm | 48.3mm | 48.3mm |
Standover Height | 754mm | 754mm | 773.6mm | 773.6mm |
Tire to Pedal Spindle | 268.2mm 170 mm cranks | 268.2mm 170 mm cranks | 299.7mm 170 mm cranks | 299.7mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 174mm 170 mm cranks | 174mm 170 mm cranks | 174.1mm 170 mm cranks | 174.1mm 170 mm cranks |
9.8 Build
Large | Large | X-Large | X-Large | |
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 |
Tire Width | 2.5in | 2.5in | 2.5in | 2.5in |
Tire Outer Diameter | 749mm | 749mm | 749mm | 749mm |
Bike Length with Tires | 1998.2mm | 1998.2mm | 2034.7mm | 2034.7mm |
Crank Length | 170mm | 170mm | 170mm | 170mm |
Handlebar Width | 820mm | 820mm | 820mm | 820mm |
Stem Length | 45mm | 45mm | 45mm | 45mm |
Stem Angle | 0deg | 0deg | 0deg | 0deg |
Published Sizing Recommendations
Height | 5 ft 10 in to 6 ft 8 in | 5 ft 10 in to 6 ft 8 in | 6 ft 2 in to 6 ft 5 in | 6 ft 2 in to 6 ft 5 in |
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/us/en_US/bikes/mountain-bikes/trail-mountain-bikes/fuel-ex/fuel-ex-9-8-gx-axs-gen-6/p/36953/?colorCode=blue, https://www.trekbikes.com/us/en_US/bikes/mountain-bikes/trail-mountain-bikes/fuel-ex/fuel-ex-9-8-xt-gen-6/p/36358/?colorCode=black_grey