A thumb activated throttle lever used instead of the Half Twist Throttle.
Please choose the correct model for your bike:
Rear-Hub Bikes:
Yukon & Yukon Step-Thru
Bravo & Bravo V2
Elegant & Elegant V2
Mariner Step-Thru & Mariner V2
Outback & Outback V2
Kodiak
Trio
Urban Step-Thru & Urban V2
Mid-Drive Bikes:
Enduro
Yukon Core
Yukon Elite & Yukon Elite Step-Thru
Bravo Core
Venture & Venture Step-Thru
* Please don't throttle up hills as it may prematurely wear out the motor, and its Planetary Gears. Use pedal assist for going up hills.