2020 Trek Bikes Roscoe 8 S

Build

650B/27.5 in × 2.8 in

Insights

Somewhat upright stack and reach vs trend of hardtail trail mtb bikes
Design deviates from other sizes of Trek Bikes Roscoe

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
614mm
Reach
364mm
Stack to Reach Ratio
1.69:1
Seat Tube Length, C-T
368mm
Top Tube Length, Effective/Horizontal HT Top
574mm
Top Tube Slope
28.8deg
Head Tube Angle
67.2deg
Seat Tube Angle
71.2deg
Head Tube Length
90mm
Bottom Bracket Drop
40mm
Bottom Bracket Height
323.1mm
Chainstay Length
438mm
Chainstay Length Horizontal
436.2mm
Front-Center
646.1mm
Front-Center Horizontal
644.8mm
Wheelbase
1081mm
Fork Offset/Rake
42mm
Trail
107.1mm
very high
Mechanical Trail
98.7mm
Wheel Flop
38.3mm
Standover Height
754mm
Tire to Pedal Spindle Distance
With 170 mm cranks
113mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
153.1mm

8 Build

Wheel Size
650B, 27.5 inch (584mm BSD)
Tire Width
2.8in
Tire Outer Diameter
726.2mm
Bike Length with Tires
1807.2mm
Crank Length
170mm
Handlebar Width
750mm
Stem Length
50mm
Stem Angle
0deg
Suspension Type
Hardtail (Front suspension)
Bar Type
Flat Bar
Fork Travel
120mm
Suspension Sag
25%
Frame Material
Aluminum
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/roscoe/roscoe-8/p/28487/?colorCode=black_red