Bike-on-Bike
M (27.5″)
Default Config
Insights
Somewhat aggressive stack and reach vs trend of full-suspension trail mtb bikes
Design deviates from other sizes of Polygon Bikes Siskiu
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Geometry
Stack | 607.1mm | — |
Reach | 460mm | — |
Stack to Reach Ratio | 1.32:1 | — |
Seat Tube Length, C-T | 400mm | — |
Seat Tube Length, Effective Unknown | 76.5mm | — |
Top Tube Length, Effective/Horizontal Center | 605.7mm | — |
Top Tube Slope | 21.2deg | — |
Head Tube Angle | 65deg | — |
Seat Tube Angle | 71deg | — |
Head Tube Length | 120mm | — |
Bottom Bracket Drop | 18mm | — |
Bottom Bracket Height | 335mm | — |
Chainstay Length | 425mm | — |
Chainstay Length Horizontal | 424.6mm | — |
Front-Center | 774.7mm | — |
Front-Center Horizontal | 774.5mm | — |
Wheelbase | 1199.1mm | — |
Fork Offset/Rake | 36mm | — |
Trail | 124.8mm very high | — — |
Mechanical Trail | 113.1mm | — |
Wheel Flop | 47.8mm | — |
Standover Height | 672.5mm | — |
Tire to Pedal Spindle | 251.7mm 170 mm cranks | — |
Pedal Spindle to Ground Clearance | 165mm 170 mm cranks | — |
Build
Wheel Size | 650B/27.5 in 584 mm BSD | — — |
Tire Width | 2.4in | — |
Tire Outer Diameter | 705.9mm | — |
Bike Length with Tires | 1905mm | — |
| Suspension Type | Full suspension | — |
| Bar Type | Drop Bar | — |
| Fork Travel | 140mm | — |
| Rear Travel | 135mm | — |
| Suspension Sag | Unknown | — |
| Frame Material | Aluminum | — |
| Fork Material | Unknown | — |
| Brake Type | Unknown | — |
Meta
| Actions | — | |
| Source | https://www.polygonbikes.com/pl/siskiu-t7/ | — |
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