I installed it on bw's 100.
If you connect the existing Wiring and MeterWiring, it will be ready.
Although I installed Tachometer 65704 of the same Manufacturer at the same time, it was mistakenly confirmed by myself, one ordinary light bulb, one with no LED and I removed it by chapping, the impression also changed considerably, so it is necessary to confirm.
Looks like you access from European region.
Would you shop at webike.eu.com?

