A = Drag-link centerline to spindle
B = Drag-link centerline to king pin centerline
C = Tie-rod centerline to king-pin centerline
D = Tie-rod centerline to spindle

Left Side Combo Steering Arm for 3 1/4" Spindle
A = 6.250 B = 0.000 C = 6.062 D = 1.387
Part Number: 0-1000-124-00

Right Side Steering Arm for 3 1/4" Spindle
Part Number: 0-1000-125-00

Left Side Combo Steering Arm for 3 3/4" Spindle
A = 5.625 B = 1.000 C = 5.625 D = .750
Part Number: 0-1000-124-01

Right Side Steering Arm for 3 3/4" Spindle
Part Number: 0-1000-125-01

Left Side Combo Steering Arm for 3 1/4" Spindle
A = 5.625 B = 1.000 C = 5.625 D = .750
Part Number: 0-1000-124-02

Right Side Steering Arm for 3 1/4" Spindle
Part Number: 0-1000-125-02

Right Side Combo Steering Arm for 3 3/4" Spindle
A = 7.125 B = -.500 C = 6.062 D = 1.387
Part Number: 0-1000-124-03

Left Side Steering Arm for 3 3/4" Spindle
Part Number: 0-1000-125-03