One New Aftermarket Replacement Chrome Exhaust Pipe with Bend Fits John Deere Tractor Models: 4320, 4430, 4440, 4450, 4455, 4520, 4555, 4620, 4630, 4640, 4650, 4755, 4840, 4850, 4955, 7020 (Diesel Only) Tech Info: 5″ 36″ BODY + 2″ BASE = 38″ Overall Length Base ID: 3 15/16″ Base ID: 4″ Double Wall 16 Gauge Plated Replaces Part Number: JDS635 Models This part fits: 4320, 4430, 4440, 4450, 4455, 4520, 4555, 4620, 4630, 4640, 4650, 4755, 4840, 4850, 4955, 7020 Reference numbers: JDS635, JDS635-A