New Aftermarket Alternator for Tractor. Fits John Deere Tractor models 2440, 2510, 2520, 2630, 2640, 3020, 4000, 4020, 4320, 4520, 4620, 5020, 6030, 7020, 7520 and industrial tractor 2640, 301, 301a, 302, 302a, 310, 310a, 310b, 401, 401a, 401b, 401c, 401d, 410, 410b, 450c, 480a, 480b, 480c, 500c, 510, 510b, 510c, 710b, 760a, Jd300, Jd301a, Jd350, Jd400, Jd401, Jd500, Jd500a, Jd500b, Jd600, Jd700, Jd700a, Jd760a, 1020, 1520, 1530, 2020, 2030 as well as Backhoe Loader models 210c, 300b, 302a, 310a, 310b, 310c, 315c, 401c, 410, 410b, 410c, 510, 510b, 510c, 610b, 610c, 710b, 710c, Jd310, Jd500a, Jd500b, Jd500c. Also fits Engines 3164d, 4219df, 4239d, 4276d, 6329d, 6619 as well as 690, 690a Excavator. Also fits Lift Truck Jd380, Jd480, Jd480a, Jd480b, Jd480c as well as Loader 300b, 401c, Jd301, Jd401. Replaces these Part numbers: John Deere Ar38429, Ar38458, Ar40420, Ar47937, At21229, Ty1427, Ty1430, Ty24306, Ty24307 / Motorola Prestolite 10-38, RA12N55-JD6, RA12N55-JD7, RA12NJD453, RA12NJD604, 110-38, 110-39.