2022 Polygon Bikes Siskiu T7

Design
Flat Bar, Full suspension
Frame
Aluminum
Suspension
150mm fork travel, 140mm rear travel
Features
Disc brake
Somewhat aggressive stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Somewhat aggressive stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Somewhat aggressive stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Average stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Average stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry

Geometry

S (27.5″)
M (27.5″)
M(29″)
L (29″)
XL (29″)
Stack
593.5mm
607.1mm
607.6mm
621.2mm
634.9mm
Reach
440mm
460mm
460mm
480mm
500mm
Stack to Reach Ratio
1.35:1
1.32:1
1.32:1
1.29:1
1.27:1
Seat Tube Length, Unknown
385mm
400mm
400mm
415mm
430mm
Top Tube Length, Effective/Horizontal HT Top
582.5mm
605.7mm
605.9mm
629.1mm
652.4mm
Head Tube Angle
65deg
65deg
65.5deg
65.5deg
65.5deg
Effective Seat Tube Angle, Unknown
76.5deg
76.5deg
76.5deg
76.5deg
76.5deg
Head Tube Length
105mm
120mm
90mm
105mm
120mm
Bottom Bracket Drop
20mm
20mm
39mm
39mm
39mm
Bottom Bracket Height
333mm
333mm
333mm
333mm
333mm
Chainstay Length
425mm
425mm
430mm
430mm
430mm
Chainstay Length Horizontal
424.5mm
424.5mm
428.2mm
428.2mm
428.2mm
Front-Center
748.5mm
774.8mm
766.3mm
792.4mm
818.6mm
Front-Center Horizontal
748.3mm
774.6mm
765.3mm
791.5mm
817.7mm
Wheelbase
1172.8mm
1199.1mm
1193.5mm
1219.7mm
1245.9mm
Fork Offset/Rake
46mm
46mm
51mm
51mm
51mm
Trail
113.8mm
very high
113.8mm
very high
113.5mm
very high
113.5mm
very high
113.5mm
very high
Mechanical Trail
103.2mm
103.2mm
103.3mm
103.3mm
103.3mm
Wheel Flop
43.6mm
43.6mm
42.8mm
42.8mm
42.8mm
Standover Height
666.6mm
672.5mm
676.6mm
686.2mm
695.9mm
Tire to Pedal Spindle
225.6mm
170 mm cranks
251.9mm
170 mm cranks
224.3mm
170 mm cranks
245.5mm
175 mm cranks
271.6mm
175 mm cranks
Pedal Spindle to Ground Clearance
163mm
170 mm cranks
163mm
170 mm cranks
163mm
170 mm cranks
158mm
175 mm cranks
158mm
175 mm cranks

T7 Build

S (27.5″)
M (27.5″)
M(29″)
L (29″)
XL (29″)
Wheel Size
650B/27.5 in
584 mm BSD
650B/27.5 in
584 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
Tire Width
2.4in
2.4in
2.4in
2.4in
2.4in
Tire Width Max
2.6in
2.6in
2.6in
2.6in
2.6in
Tire Outer Diameter
705.9mm
705.9mm
743.9mm
743.9mm
743.9mm
Bike Length with Tires
1878.7mm
1905mm
1937.4mm
1963.6mm
1989.8mm
Crank Length
170mm
170mm
170mm
175mm
175mm
Handlebar Width
780mm
780mm
780mm
780mm
780mm
Stem Length
35mm
35mm
35mm
35mm
35mm

Published Sizing Recommendations

Height
155 cm
to
168 cm
168 cm
to
176 cm
168 cm
to
176 cm
177 cm
to
185 cm
180 cm
to
187 cm

Stack and Reach vs. Category Trend

Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive

The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.

Learn more about the Upright/Aggressive Scale
Source:https://www.bikesonline.com/2022-polygon-siskiu-t7-dual-suspension-mountain-bi?gclid=Cj0KCQjwyYKUBhDJARIsAMj9lkFNQzKp-MV39GVRAJeWevzl3T76kfqb8ADYE7zasKVDELcbrAT0R2IaAlElEALw_wcB