Stator Ignition Source Coil Yamaha YFB 250 Timberwolf YFM 250 Bear Tracker Moto-4 200 225 250 cc 1986-2000 OEM Repl. 21V-85580-20-00 4BD-85510-20-00 59V-85580-20-00 All products shipped are tested. One year limited warranty.