Kit includes a Baja Designs headlight in red, handlebar mounted high/low/off switch, voltage regulator, and custom plug-in wiring harness with incorporated taillight power leads. CR 2-strokes CRF motocrossers have no lighting coils stock. To run this kit on a 2-stroke you must also purchase an aftermarket lighting coil. See related items. CRF450's must have their stock stator rewound to run this kit. Call Baja Designs at 760.560.2252 to have this service performed.