2023 Polygon Bikes Siskiu D7 SE

Design
Flat Bar, Full suspension
Suspension
120mm fork travel, 120mm rear travel, 30% sag
Somewhat aggressive stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category

Geometry

N/A
S
M
L
XL
Stack
579.4mm
606.7mm
615.9mm
625.2mm
Reach
425mm
445mm
465mm
485mm
Stack to Reach Ratio
1.36:1
1.36:1
1.32:1
1.29:1
Seat Tube Length, C-T
487mm
522mm
Top Tube Length, Effective/Horizontal Center
579.5mm
603.9mm
624.3mm
646.7mm
Top Tube Slope
13.8deg
11deg
Head Tube Angle
67.5deg
67.5deg
67deg
67deg
Seat Tube Angle
75.5deg
76deg
76deg
76deg
Head Tube Length
90mm
102mm
112mm
122mm
Bottom Bracket Drop
38.2mm
42.2mm
42.2mm
42.2mm
Bottom Bracket Height
330mm
326mm
326mm
326mm
Chainstay Length
435mm
436mm
436mm
436mm
Chainstay Length Horizontal
433.3mm
434mm
434mm
434mm
Front-Center
708.9mm
732.3mm
756.2mm
780.2mm
Front-Center Horizontal
707.9mm
731mm
755mm
779mm
Wheelbase
1141.2mm
1165mm
1189mm
1213mm
Fork Offset/Rake
54.2mm
48.2mm
42.8mm
42.9mm
Trail
93.8mm
very high
100.3mm
very high
109.8mm
very high
109.7mm
very high
Mechanical Trail
86.7mm
92.7mm
101mm
101mm
Wheel Flop
33.2mm
35.5mm
39.5mm
39.5mm
Standover Height
672mm
698mm
733mm
761mm
Tire to Pedal Spindle
170 mm cranks
170.8mm
170 mm cranks
194.1mm
170 mm cranks
218.1mm
170 mm cranks
242mm
170 mm cranks
Pedal Spindle to Ground Clearance
170 mm cranks
160mm
170 mm cranks
156mm
170 mm cranks
156mm
170 mm cranks
156mm
170 mm cranks

D7 SE Build

N/A
S
M
L
XL
Wheel Size
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
Tire Width
2.25in
2.25in
2.25in
2.25in
2.25in
Tire Outer Diameter
736.3mm
736.3mm
736.3mm
736.3mm
736.3mm
Bike Length with Tires
1877.5mm
1901.3mm
1925.3mm
1949.3mm
Crank Length
170mm
170mm
170mm
170mm
Handlebar Width
760mm
760mm
760mm
760mm
Stem Length
45mm
45mm
45mm
45mm

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/2023-siskiu-d7-se-dual-suspension-mountain-bike