This is a brand aftermarket starter for tractors. This is used on models 2000, 2110, 2120, 2150, 2300, 2310, 2600, 2610, 2810, 2910, 3000, 3055, 3110, 3120, 3150, 3330, 3400, 3500, 3550, 3600, 3610, 3910, 4110, 4140, 4330, 4340, 4400, 4500, 4600, 4610, 5000, industrials 230a, 231, 334, 335, 340a, 530a, 540a, 545, 555, and 550. This replaces part number D7NN11001A, C5NF11001B, and D1NN11001A. This is rated for 12 volts. 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!! 1100-0112