On this parts fiche the Bulb(12v1.7w,wb372,t7) is the most specified component.
A sample from the products for the Speedometer (model X/y/k1/k2/k3/k4) include: Socket,bulb, Speedometer Assy, Speedometer Assy, Cushion,meter.
The fourteen Vl1500b Intruder 1999 (x) Usa (e03) Speedometer (model X/y/k1/k2/k3/k4) component parts are all listed in this schematic.