Bike-on-Bike
XL (29″)
Default Config
Insights
Average 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 | 634.9mm | — |
Reach | 500mm | — |
Stack to Reach Ratio | 1.27:1 | — |
Seat Tube Length, Unknown | 430mm | — |
Top Tube Length, Effective/Horizontal HT Top | 652.4mm | — |
Head Tube Angle | 65.5deg | — |
Effective Seat Tube Angle, Unknown | 76.5deg | — |
Head Tube Length | 120mm | — |
Bottom Bracket Drop | 39mm | — |
Bottom Bracket Height | 333mm | — |
Chainstay Length | 430mm | — |
Chainstay Length Horizontal | 428.2mm | — |
Front-Center | 818.6mm | — |
Front-Center Horizontal | 817.7mm | — |
Wheelbase | 1245.9mm | — |
Fork Offset/Rake | 51mm | — |
Trail | 113.5mm very high | — — |
Mechanical Trail | 103.3mm | — |
Wheel Flop | 42.8mm | — |
Standover Height | 695.9mm | — |
Tire to Pedal Spindle | 271.6mm 175 mm cranks | — |
Pedal Spindle to Ground Clearance | 158mm 175 mm cranks | — |
Build
Wheel Size | 700C/29 in 622 mm BSD | — — |
Tire Width | 2.4in | — |
Tire Outer Diameter | 743.9mm | — |
Bike Length with Tires | 1989.8mm | — |
Crank Length | 175mm | — |
Handlebar Width | 780mm | — |
Stem Length | 35mm | — |
| Suspension Type | Full suspension | — |
| Bar Type | Flat Bar | — |
| Fork Travel | 150mm | — |
| Rear Travel | 140mm | — |
| Suspension Sag | Unknown | — |
| Frame Material | Aluminum | — |
| Fork Material | Unknown | — |
| Brake Type | Disc | — |
Meta
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| Source | https://www.bicyclesonline.com.au/2021-polygon-siskiu-t7-dual-suspension-mountain-bi | — |
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