2021 Polygon Bikes Siskiu D6 M 29"
Build
700C/29 in × 2.25 in
Insights
Average stack and reach vs trend of full-suspension cross-country mtb bikes
Design deviates from other sizes of Polygon Bikes Siskiu
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 606.7mm |
| Reach | 445mm |
| Stack to Reach Ratio | 1.36:1 |
| Seat Tube Length, C-T | 435mm |
| Top Tube Length, Effective/Horizontal Center | 603mm |
| Head Tube Angle | 67deg |
| Effective Seat Tube Angle, Unknown | 76deg |
| Head Tube Length | 102mm |
| Bottom Bracket Drop | 47mm |
| Bottom Bracket Height | 321.2mm |
| Chainstay Length | 436mm |
| Chainstay Length Horizontal | 433.5mm |
| Front-Center | 733.1mm |
| Front-Center Horizontal | 731.5mm |
| Wheelbase | 1165mm |
| Fork Offset/Rake | 46mm |
| Trail | 106.3mm very high |
| Mechanical Trail | 97.9mm |
| Wheel Flop | 38.2mm |
| Standover Height | 698mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 194.9mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 151.2mm |
D6 Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 2.25in |
| Tire Outer Diameter | 736.3mm |
| Bike Length with Tires | 1901.3mm |
| Crank Length | 170mm |
| Handlebar Width | 760mm |
| Stem Length | 45mm |
| Suspension Type | Full suspension |
| Bar Type | Flat Bar |
| Fork Travel | 120mm |
| Rear Travel | 120mm |
| Suspension Sag | 25% |
| Frame Material | Aluminum |
| Fork Material | Unknown |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 171 cm to 180 cm |
Source:https://www.bicyclesonline.com.au/2021-polygon-siskiu-d6-dual-suspension-mountain-bi