Dakota Digital Suspension

Rear wheel speed sensors mount to the rear axle spacer on most softail and rigid bikes - Inductively reading the rear pulley bolts , the sensor provides a pulse signal to the speedometer which in turn calculates and displays the bike's speed - Made of Polished machined aluminum - Sensors dimensions: 2" Wide x 2-3/4" Long x 1/2" Thick - NOTE: Requires 1-3/32" axle spacer, sold separately - For use with HLY-30xx Series speedometers (except HLY-3011/3015/ 3016) -