2023 (Gen 6) - Neutral / Low Trek Bikes Fuel EX 9.8

Design
Flat Bar, Full suspension
Frame
Carbon/Composite
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
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
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

Geometry

XS
S 27.5
S 29
M
ML
L
XL
XXL
Stack
574.1mm
574.1mm
612.3mm
616.8mm
616.8mm
621.3mm
634.9mm
648.4mm
Reach
400.2mm
430.2mm
425mm
450mm
470mm
485mm
515mm
545mm
Stack to Reach Ratio
1.43:1
1.33:1
1.44:1
1.37:1
1.31:1
1.28:1
1.23:1
1.19:1
Seat Tube Length, C-T
360mm
380mm
380mm
410mm
420mm
435mm
470mm
500mm
Top Tube Length, Effective/Horizontal HT Top
516.2mm
550.5mm
553.8mm
584.1mm
607.4mm
626.9mm
661.8mm
696.6mm
Top Tube Slope
24.3deg
21.2deg
24.7deg
21.4deg
19.9deg
18.5deg
15.9deg
14deg
Head Tube Angle
64.5deg
64.5deg
64.5deg
64.5deg
64.5deg
64.5deg
64.5deg
64.5deg
Seat Tube Angle
70.8deg
70.8deg
70.8deg
70.8deg
70.8deg
70.8deg
70.8deg
70.8deg
Effective Seat Tube Angle, ETT Center
78.6deg
78.2deg
78.6deg
78.2deg
77.5deg
77.2deg
76.6deg
76deg
Head Tube Length
95mm
95mm
95mm
100mm
100mm
105mm
120mm
135mm
Bottom Bracket Drop
25mm
25mm
38mm
38mm
38mm
38mm
38mm
38mm
Bottom Bracket Height
330.5mm
330.5mm
336.5mm
336.5mm
336.5mm
336.5mm
336.5mm
336.5mm
Chainstay Length
435mm
435mm
435mm
435mm
440mm
440mm
445mm
450mm
Chainstay Length Horizontal
434.3mm
434.3mm
433.3mm
433.3mm
438.4mm
438.4mm
443.4mm
448.4mm
Front-Center
711mm
740.9mm
753.5mm
780.6mm
795.7mm
812.7mm
844.2mm
875.6mm
Front-Center Horizontal
710.5mm
740.5mm
752.6mm
779.7mm
794.7mm
811.8mm
843.3mm
874.8mm
Wheelbase
1144.8mm
1174.8mm
1185.9mm
1213mm
1233.1mm
1250.2mm
1286.7mm
1323.2mm
Fork Offset/Rake
44mm
44mm
44mm
44mm
44mm
44mm
44mm
44mm
Fork Length (Axle-To-Crown)
533mm
533mm
561mm
561mm
561mm
561mm
561mm
561mm
Trail
120.8mm
very high
120.8mm
very high
129.9mm
very high
129.9mm
very high
129.9mm
very high
129.9mm
very high
129.9mm
very high
129.9mm
very high
Mechanical Trail
109.1mm
109.1mm
117.2mm
117.2mm
117.2mm
117.2mm
117.2mm
117.2mm
Wheel Flop
47mm
47mm
50.5mm
50.5mm
50.5mm
50.5mm
50.5mm
50.5mm
Standover Height
716.8mm
723.8mm
736.8mm
736.8mm
741.8mm
747.8mm
766.8mm
773.8mm
Tire to Pedal Spindle
185.5mm
170 mm cranks
215.4mm
170 mm cranks
209mm
170 mm cranks
236.1mm
170 mm cranks
251.2mm
170 mm cranks
268.2mm
170 mm cranks
299.7mm
170 mm cranks
331.1mm
170 mm cranks
Pedal Spindle to Ground Clearance
160.5mm
170 mm cranks
160.5mm
170 mm cranks
166.5mm
170 mm cranks
166.5mm
170 mm cranks
166.5mm
170 mm cranks
166.5mm
170 mm cranks
166.5mm
170 mm cranks
166.5mm
170 mm cranks

9.8 Build

XS
S 27.5
S 29
M
ML
L
XL
XXL
Wheel Size
650B/27.5 in
584 mm BSD
650B/27.5 in
584 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
2.5in
2.5in
2.5in
2.5in
2.5in
2.5in
2.5in
2.5in
Tire Outer Diameter
711mm
711mm
749mm
749mm
749mm
749mm
749mm
749mm
Bike Length with Tires
1855.8mm
1885.8mm
1934.9mm
1962mm
1982.1mm
1999.2mm
2035.7mm
2072.2mm

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 Scale
Source: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=yellow