Surface 604 FrostBite 20×4" Studded Fat Tire — Winter Grip for E-Bikes
The FrostBite turns a 20×4" fat e-bike into a winter commuter. Carbide-tipped steel studs set into an aggressive open-block tread bite into packed snow and glare ice, while the wide footprint floats over the soft stuff.… Read more ↓
Arrival dates are estimates and may change due to circumstances beyond our control (customs clearance, shipping delays, supplier timing).
Pre-order option
Paying in full todayPaid in full — reserved
You've paid in full and your unit is reserved — first in line when stock lands. Nothing else owed.
We get it ready
Stock arrives around October 30, 2026. Our Calgary mechanics assemble, torque-check and road-test every bike before it goes out.
Ships the moment it arrives
As soon as stock lands and your bike is dialled in, we ship it to your door — or pick up at our Calgary shop if you're local.
The FrostBite turns a 20×4" fat e-bike into a winter commuter. Carbide-tipped steel studs set into an aggressive open-block tread bite into packed snow and glare ice, while the wide footprint floats over the soft stuff.…