This is a Brand New aftermarket starter for tractors. This is used on models 300 Series, 3020, 4020, 4030, 4040, 4050, 4055, 4230, 4250, 4255, 4320, 4430, 444, 4440, 444C, 444D, 4450, 4455, 4520, 4555, 4560, 4620, 4630, 4640, 4650, 4755, 4760, 4840, 4850, 4955, 4960, 500, 500C, 5400, 5420, 544B, 544C, 544D, 544E, 544G, 570, 570A, 624E, 624G, 643, 643D, 644-A, 644C, 644D, 644E, 644ER, 646, 646B, 646C, 6600, 690, 690A, 690B, 693B, 7020, 7210, 740A, 7410, 743, 7510, 7600, 7610, 7700, 7710, 7800, 7810, 8100, 8100T, 8110, 8110T, 8200, 8200T, 8210, 8210T, 8300, 8300T, 8310, 8310T, 8400, 8400T, 8410, 8410T, 8430, 8440, 8450, 8560, 8570, 8640, 8650, 8760, 8770, 8870, 8960, 8970, 9100, 9120, 9200, 9220, 9300, 9300T, 9320, 9400, 9400T, 9420, 9420T, 9520, and 9520T . This is rated for 12 volts, with 11 teeth. Replaces numbers TY6617, TY6618, TY6701, and TY6713. Be sure to add me to your ! ONE YEAR WARRANTY Griggs Lawn & Tractor warranties electrical items to be free from defects in material and workmanship for a period of one year from date of purchase. The manufacture reserves the right to inspect any item prior to granting warranty. We pledge our support in obtaining settlement of reasonable and justifiable claims. Griggs Lawn & Tractor will not assume any responsibility for loss of time, labor, or crop for any warranted parts. After 30 days of the initial purchase, warranty does not cover shipping charges to and from. *Copy of receipt is required for warranty to be valid and it is the customers responsibility to keep this for a period of one year.* Thanks For Your Business!! 1400-0120