AC Compressor Clutch Fits John Deere 4450 4250 4650 7720 4850 4050 4455 6620One New Aftermarket Replacement Nippondenso Clutch Fits John Deere Tractor Models: 2355 (s n 663474 later), 2555 (s n 663474 later), 2755 (s n 663474 later), 2955 (s n 663474 later), 3055, 3155 (s n 663474 later), 3255, 4050, 4055, 4250, 4255, 4450, 4455, 4555, 4560, 4650, 4755, 4760, 4850, 4955, 4960, 8450, 8560, 8650, 8760, 8850, 8960 Fits John Deere Combine Models: CTS, 4420, 4425, 4435, 6620, 6622, 7720, 9500, 9600 Fits John Deere Harvester