Siskiu T9
Polygon
Trail
Siskiu T9 is an alloy trail mountain bike (2024), by Polygon, part of the Siskiu family. It is a strong match for riders who want a more active, performance-leaning off-road feel, with a setup that gives you a sporty, active riding position, with a surface profile that is well suited to natural trails and mixed off-road terrain. Based on the metrics, key strengths are strong value-for-money versus many similar bikes, strong climbing friendliness for sustained uphill riding, and a comfort-leaning ride feel over longer rides. The trade-off to keep in mind is less emphasis on outright speed than speed-focused builds. This summary is a starting point—compare this bike on MatchBikes.com with similar bikes.
Rating

Score Summary
Performance
Built for speed and efficiency
Fit
Dialed-in Fit & Comfort
Value
Specifications
General
Frame
Drivetrain
Wheels
Brakes
Cockpit
Seat
Geometry
| Measurement | SM | MD | MD | LG | XL |
|---|---|---|---|---|---|
| Stack Reach Ratio | 1.349 mm | 1.32 mm | 1.321 mm | 1.294 mm | 1.27 mm |
| Bottom Bracket Height | 335 mm | 335 mm | 335 mm | 335 mm | 335 mm |
| Front Center | 749 mm | 775 mm | 766 mm | 792 mm | 819 mm |
| Rake | 37 mm | 37 mm | 42 mm | 42 mm | 42 mm |
| Trail | 125 mm | 125 mm | 125 mm | 125 mm | 125 mm |
| Stack | 593.5 mm | 607.1 mm | 607.6 mm | 621.2 mm | 634.9 mm |
| Reach | 440 mm | 460 mm | 460 mm | 480 mm | 500 mm |
| Top Tube Length | 582.5 mm | 605 mm | 605.9 mm | 629.1 mm | 652.4 mm |
| Seat Tube Angle | 76.5 ° | 76.5 ° | 76.5 ° | 76.5 ° | 76.5 ° |
| Seat Tube Length | 385 mm | 400 mm | 400 mm | 415 mm | 430 mm |
| Head Tube Angle | 65 ° | 65 ° | 65.5 ° | 65.5 ° | 65.5 ° |
| Head Tube Length | 105 mm | 120 mm | 90 mm | 105 mm | 120 mm |
| Chainstay Length | 425 mm | 425 mm | 430 mm | 430 mm | 430 mm |
| Wheelbase | 1172 mm | 1199 mm | 1193 mm | 1219 mm | 1245 mm |
| Bottom Bracket Drop | 20 mm | 20 mm | 39 mm | 39 mm | 39 mm |
| Standover Height | 690 mm | 695 mm | 700 | 710 mm | 720 mm |
| Front Travel | 150 mm | 150 mm | 140 mm | 140 mm | 140 mm |
| Rear Travel | 140 mm | 140 mm | 135 mm | 135 mm | 135 mm |
| Wheels | 27" | 27" | 29" | 29" | 29" |
| Rider Min Height | 158 cm | 168 cm | 168 cm | 178 cm | 186 cm |
| Rider Max Height | 171 cm | 180 cm | 180 cm | 189 cm | 199 cm |




























































