2018 Polygon Bikes Sierra Deluxe Sport Gent M

Build

700C/29 in × 40 mm

Insights

Very aggressive stack and reach vs trend of comfort bikes
Suspension sag unknown
Geometry may mis-represent actual riding geometry

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
610mm
Reach
409mm
Stack to Reach Ratio
1.49:1
Seat Tube Length, Unknown
480mm
Top Tube Length, Effective/Horizontal Unknown
590mm
Top Tube Slope
15.4deg
Head Tube Angle
69deg
Seat Tube Angle
73.5deg
Head Tube Length
135mm
Bottom Bracket Drop
50mm
Bottom Bracket Height
301mm
Chainstay Length
460mm
Chainstay Length Horizontal
457.3mm
Front-Center
671.1mm
Front-Center Horizontal
669.2mm
Wheelbase
1126.5mm
Fork Offset/Rake
42.3mm
Trail
89.5mm
very high
Mechanical Trail
83.5mm
Wheel Flop
29.9mm
Standover Height
777mm
Tire to Pedal Spindle Distance
With 170 mm cranks
150.1mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
131mm

Deluxe Sport Gent Build

Wheel Size
700C, 29 inch (622mm BSD)
Tire Width
40mm
Tire Outer Diameter
702mm
Bike Length with Tires
1828.5mm
Crank Length
170mm
Handlebar Width
680mm
Suspension Type
Hardtail (Front suspension)
Bar Type
Flat Bar
Fork Travel
63mm
Suspension Sag
Unknown
Frame Material
Aluminum
Fork Material
Unknown
Brake Type
Rim

Published Sizing Recommendations

Height
160 cm
to
170 cm
Source:https://www.polygonbikes.com/id/sierra-ds-gent/