2023 Trek Bikes Allant 8S Step Over Large

Build

650B/27.5 in × 2.4 in

Insights

Very upright stack and reach vs trend of commuter bikes

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
652mm
Reach
408mm
Stack to Reach Ratio
1.6:1
Seat Tube Length, Unknown
491mm
Top Tube Length, Effective/Horizontal Unknown
607mm
Top Tube Slope
18.3deg
Head Tube Angle
70deg
Seat Tube Angle
73deg
Head Tube Length
195mm
Bottom Bracket Drop
60mm
Bottom Bracket Height
293mm
Chainstay Length
487mm
Chainstay Length Horizontal
483.3mm
Front-Center
669.4mm
Front-Center Horizontal
666.7mm
Wheelbase
1150mm
Fork Offset/Rake
45mm
Fork Length, Unknown
450mm
Trail
80.6mm
very high
Mechanical Trail
75.7mm
Wheel Flop
25.9mm
Standover Height
837mm
Tire to Pedal Spindle Distance
With 170 mm cranks
146.4mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
123mm

8S Step Over Build

Wheel Size
650B, 27.5 inch (584mm BSD)
Tire Width
2.4in
Tire Outer Diameter
705.9mm
Bike Length with Tires
1855.9mm
Suspension Type
Rigid, suspension corrected
Bar Type
Flat Bar
Frame Material
Unknown
Fork Material
Unknown
Brake Type
Unknown
Features
E-bike

Published Sizing Recommendations

Height
5 ft 9 in
to
6 ft 1 in
Source:https://www.trekbikes.com/b2b/us/en_US/bikes/hybrid-bikes/electric-hybrid-bikes/allant/allant-8s/p/30265/?colorCode=greydark