3 Terminal Push Button Starter Switch w/ Rubber Cap Fits John Deere Tractor Fits: John Deere- (530, 630, 720, 730, 820 2-cyl, 830 2-cyl As a starter button, with Pony start); 2510, 2520, 2840, 3010, 3020, 4000, 4010, 4020, 4030, 4040, 4050, 4230, 4240, 4250, 4320, 4430, 4440, 4450, 4520, 4620, 4630, 4640, 4650, 4840, 4850, 5010, 5020, 6030, 7020, 7520, 8430, 8630, 8650, 8850 As a H.D. horn button- Specifications This starter switch has 5/8 - 32"" thread O.D., 3 screw terminals and is rated to 36 Volt. Replacement Numbers:Replaces PNs: John Deere- AR1324R, AR20431, AR21219, AR21823- Also used as a horn button switch. All JJAgParts items have been hand selected by our team and are continuously monitored by a quality control department. Should a craftsmanship or fitment concern be identified, JJAgParts will be sure to work with our customers to stand behind our products. JJAgParts is an American owned and operated family business! Here at JJAgParts, we strive for customer satisfaction, if you are not satisfied with your order, please do not hesitate to contact us so we can help make it right. Note: OEM Part Numbers are for reference only and should be verified before purchase.