Siskiu T7E
Polygon
Trail
Siskiu T7E is an alloy electric trail mountain bike (2024), from Polygon, in the Siskiu series. It is a strong match for riders who want a more active, performance-leaning off-road feel, with a sporty, active riding position, with a surface profile that is well suited to natural trails and mixed off-road terrain. On MatchBikes metrics, it scores well for strong value-for-money versus many similar bikes, a comfort-leaning ride feel over longer rides, and good fit flexibility for dialing in rider position. At the same time, the trade-off to keep in mind is less emphasis on outright speed than speed-focused builds and battery range that is better for shorter daily use than long all-day outings. 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
Battery
Specifications
General
Frame
Drivetrain
Wheels
Brakes
Cockpit
Seat
E-Bike Components
Geometry
| Measurement | SM | MD | LG | XL |
|---|---|---|---|---|
| Stack Reach Ratio | 1.38 mm | 1.32 mm | 1.29 mm | 1.27 mm |
| Bottom Bracket Height | 337 mm | 337 mm | 337 mm | 337 mm |
| Front Center | 763 mm | 783 mm | 807 mm | 833 mm |
| Rake | 42 mm | 42 mm | 42 mm | 42 mm |
| Trail | 128 mm | 128 mm | 128 mm | 128 mm |
| Stack | 625 mm | 625 mm | 634 mm | 648 mm |
| Reach | 452 mm | 472 mm | 492 mm | 512 mm |
| Top Tube Length | 595 mm | 615 mm | 637 mm | 660 mm |
| Seat Tube Angle | 77 ° | 77 ° | 77 ° | 77 ° |
| Seat Tube Length | 390 mm | 400 mm | 430 mm | 450 mm |
| Head Tube Angle | 65 ° | 65 ° | 65 ° | 65 ° |
| Head Tube Length | 95 mm | 95 mm | 105 mm | 120 mm |
| Chainstay Length | 452 mm | 452 mm | 452 mm | 452 mm |
| Wheelbase | 1212 mm | 1232 mm | 1256 mm | 1282 mm |
| Bottom Bracket Drop | 39 mm | 39 mm | 39 mm | 39 mm |
| Standover Height | 684 mm | 690 mm | 713 mm | 727 mm |
| Wheels | 29" | 29" | 29" | 29" |
| Rider Min Height | 158 cm | 168 cm | 178 cm | 186 cm |
| Rider Max Height | 171 cm | 180 cm | 189 cm | 199 cm |




























































