2020 Trek Bikes Fuel EX 9.8 S (27.5" wheel) Low

Build

650B/27.5 in × 2.6 in

Insights

Somewhat aggressive stack and reach vs trend of full-suspension trail mtb bikes
Design deviates from other sizes of Trek Bikes Fuel EX
Suspension sag unknown
Geometry may mis-represent actual riding geometry

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
568mm
Reach
420mm
Stack to Reach Ratio
1.35:1
Seat Tube Length, C-T
393.7mm
Top Tube Length, Effective/Horizontal HT Top
567mm
Top Tube Slope
19.8deg
Head Tube Angle
66.5deg
Seat Tube Angle
75.5deg
Head Tube Length
100mm
Bottom Bracket Drop
14mm
Bottom Bracket Height
344mm
Chainstay Length
435mm
Chainstay Length Horizontal
434.8mm
Front-Center
708.4mm
Front-Center Horizontal
708.2mm
Wheelbase
1143mm
Fork Offset/Rake
43mm
Trail
108.8mm
very high
Mechanical Trail
99.8mm
Wheel Flop
39.8mm
Standover Height
707mm
Tire to Pedal Spindle Distance
With 170 mm cranks
180.3mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
174mm

9.8 Build

Wheel Size
650B, 27.5 inch (584mm BSD)
Tire Width
2.6in
Tire Outer Diameter
716.1mm
Bike Length with Tires
1859.1mm
Crank Length
170mm
Handlebar Width
780mm
Stem Length
40mm
Stem Angle
0deg
Suspension Type
Full suspension
Bar Type
Flat Bar
Fork Travel
140mm
Rear Travel
Unknown
Suspension Sag
Unknown
Frame Material
Carbon/Composite
Fork Material
Unknown
Brake Type
Disc

Published Sizing Recommendations

Height
153 cm
to
162 cm
PBH
72 cm
to
76 cm
Source:https://www.trekbikes.com/us/en_US/bikes/mountain-bikes/trail-mountain-bikes/fuel-ex/fuel-ex-9-8/p/29090/?colorCode=green_tan