PAS Parts

• Select the correct PAS sensor and magnet from the dropdown above
• Left-side and right-side sensor options available
• Split-disc and chainring magnet options for different crank styles

EBikeKit PAS sensors detect pedal cadence and allow the system to operate in pedal-assist mode. PAS is designed to work alongside your throttle, allowing full throttle override at any time.

Compatible with all **2017 and newer** E-BikeKit & E-TrikeKit systems.

Video: PAS Setup & Operation

Important: Some cranksets require adapters, ziptie mounting, or special configurations. See additional images for examples of installations on 4- and 5-bolt chainrings.

* Hall-effect type, 5-volt sensor

Overview

• For square-taper bottom brackets with **internal splines**
• Will not fit square-taper BBs where the thickest part of the spindle exceeds **15.6 mm**
• Fits current models: Eco-Tad, Fat-Tad, EZ-3 USX HD, T3 CX, and other trikes using similar BB standards
• Requires removal of the **left crank arm** for installation
• Does not require a PAS magnet — the sensor reads directly from the BB motion

Overview

• Used with a **right-side PAS sensor**
• Fits **4-bolt 64 mm BCD** and **5-bolt 74 mm BCD** chainrings
• Adapter ring included for use with 5-bolt setups