Radio USB MP3 Weatherband Bluetooth John Deere 4230 4230 4240 4240 6620 6620 4840 4840 8440 8440 4640 4640 4040 4040 4430 4430 2940 2940 4630 4630 7720 7720 8820 8820 8430 8430 4030 4030 4440 4440 Fits John Deere Tractor(s) 2940, 4030, 4040, 4230, 4240, 4430, 4440, 4630, 4640, 4840, 8430, 8440, 8630, 8640 Fits John Deere Combine(s) 4420, 6620, 7720, 8820 Fits John Deere Harvester(s) 9910, 9920, 9930, 9940, 9950, 9960 Fits John Deere Sprayer(s) 6000 Replaces John Deere OEM nos TY15278