Rad controller replacement guide is written for this model
RadCity 5 Plus controller (BAC355 / LD.CR.S607)
- Fits
- Rad Power Bikes · RadCity 5 Plus · 2021-2022, semi-integrated battery
- Part
- ControllerOEMRad Power Bikes
- Reference
- BAC355 / LD.CR.S607
- Connector
- Round threaded/keyed Rad connectors ('internal notch and pins, external arrows')
- Pins
- 3
Guide names two controller models: 'Model BAC355' (in downtube battery slot area) and 'Model LD.CR.S607' (mounted on seat tube). Motor connector 3 internal pins, harness connector 11 internal pins, battery-mount connector. Silver portion is a heat sink. No voltage/amps published.
Source: Rad Power Bikes support: RadCity 5 Plus controller (BAC355 / LD.CR.S607) replacement guide
Last verified Sep 8, 2026 · 0 owners confirmed, 0 reported a problem
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