Dim A (1)
A - 12.500"
Dim B (2)
B - .750"
Fits the following makes and models:
John Deere INDUSTRIAL/CONSTRUCTION: 300
John Deere INDUSTRIAL/CONSTRUCTION: 400
John Deere TRACTOR: 1020 (W/ SWEPT BACK ADJ AXLE 48"-78")
John Deere TRACTOR: 1520 (W/ SWEPT BACK ADJ AXLE 48"-78")
John Deere TRACTOR: 2020 (W/ SWEPT BACK ADJ AXLE 48"-78")