Polygon Siskiu TE-N – Bosch E-Mountain Bike

The 2025 Polygon Siskiu TE-N (or T8E to keep it simple) is an all-mountain e-bike with 150mm of front travel and 140mm of rear travel. It features a dropper post, a Bosch Performance Line CX motor with 85Nm of torque, and a Bosch Powertube battery with a capacity of 625Wh.

The Polygon Siskiu TE-N is your all-mountain companion, ready to elevate your e-MTB experience on any trail. From singletrack adventures to technical climbs and flowy descents, this bike’s balanced design, with 140/150mm travel, delivers both agility and confidence. Experience the freedom to explore further, ride longer, and conquer challenging terrain with ease.

BOSCH!

Think of the TE-N as the T8E, upgrading to the super desirable BOSCH Performance Line CX motor, delivering 85 Nm of smooth, quiet assistance for conquering any climb. The integrated 625Wh Bosch PowerTube battery offers ample range for all-day adventures, making the Siskiu TE-N one of the most affordable, trail-ready eMTBs equipped with the premium Bosch system.