Show also usage in model: 60 MOWER, TRACTOR-MOUNTED Select parts group: 10 Mower 60-Inch (SN 488001-505000) (420 Tractor) (SN 505001-525000) (420 AND 430 Tractors) 20 Mower 60-Inch (SN 525001-750000) (010001-470000) (420 and 430 Tractors) 30 Mower 60-Inch (400 Tractor)