speedometer for speed / d = 60 mm / dial blackwith mounting bracketThe motorbike must have 1 coil for 2 cylinders, so will also work with 4-cylinder engines that use 2 coilsThe motorbike must have a pulse frequency of 16.6 Hz at 10.000 tr/min (vérifiez la partie électrique dans votre manuel d'atelier ou demandez à votre concessionnaire moto).