Dim A (1) 10.95" long Dim B (2) 6 / 25 Spline. MODELS : John Deere TRACTOR: 5210,John Deere TRACTOR: 5220,John Deere TRACTOR: 5310,John Deere TRACTOR: 5320,John Deere TRACTOR: 5410,John Deere TRACTOR: 5420,John Deere TRACTOR: 5510,John Deere TRACTOR: 5520.