2020 Trek Bikes Fuel EX 9.9 XS (27.5" wheel) High

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
563mm
Reach
395mm
Stack to Reach Ratio
1.43:1
Seat Tube Length, C-T
342.9mm
Top Tube Length, Effective/Horizontal HT Top
550mm
Top Tube Slope
25.6deg
Head Tube Angle
66deg
Seat Tube Angle
75deg
Head Tube Length
90mm
Bottom Bracket Drop
21mm
Bottom Bracket Height
337mm
Chainstay Length
437mm
Chainstay Length Horizontal
436.5mm
Front-Center
683.8mm
Front-Center Horizontal
683.5mm
Wheelbase
1120mm
Fork Offset/Rake
43mm
Trail
112.3mm
very high
Mechanical Trail
102.6mm
Wheel Flop
41.7mm
Standover Height
695mm
Tire to Pedal Spindle Distance
With 170 mm cranks
155.8mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
167mm

9.9 Build

Wheel Size
650B, 27.5 inch (584mm BSD)
Tire Width
2.6in
Tire Outer Diameter
716.1mm
Bike Length with Tires
1836.1mm
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
137 cm
to
155 cm
PBH
64 cm
to
73 cm
Source:https://www.trekbikes.com/us/en_US/bikes/mountain-bikes/trail-mountain-bikes/fuel-ex/fuel-ex-9-9/p/29088/?colorCode=black_red