2018 Polygon Bikes Siskiu T7 XL (29″)
Build
700C/29 in × 2.35 in
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
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 627.6mm |
| Reach | 475mm |
| Stack to Reach Ratio | 1.32:1 |
| Seat Tube Length, Unknown | 520mm |
| Seat Tube Length, Effective Unknown | 73.9mm |
| Top Tube Length, Effective/Horizontal Center | 656.7mm |
| Top Tube Slope | 12.2deg |
| Head Tube Angle | 66.5deg |
| Seat Tube Angle | 68.5deg |
| Head Tube Length | 110mm |
| Bottom Bracket Drop | 39mm |
| Bottom Bracket Height | 331.7mm |
| Chainstay Length | 435mm |
| Chainstay Length Horizontal | 433.3mm |
| Front-Center | 787.5mm |
| Front-Center Horizontal | 786.6mm |
| Wheelbase | 1219.8mm |
| Fork Offset/Rake | 51mm |
| Trail | 105.6mm very high |
| Mechanical Trail | 96.8mm |
| Wheel Flop | 38.6mm |
| Standover Height | 758.7mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 246.8mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 161.7mm |
T7 Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 2.35in |
| Tire Outer Diameter | 741.4mm |
| Bike Length with Tires | 1961.2mm |
| Suspension Type | Full suspension |
| Bar Type | Flat Bar |
| Fork Travel | 150mm |
| Rear Travel | Unknown |
| Suspension Sag | Unknown |
| Frame Material | Aluminum |
| Fork Material | Aluminum |
| Brake Type | Rim |
Source:https://www.polygonbikes.com/product/mountain/siskiu-t7/