Rear

JC5 - Vacuum

Rear Axle Ring Gear Size 8.6 inch
Normal Size O.D. x Thickness 325.0 x 20.0 mm (12.80 x .787 in)
Original Thickness 20.0 mm (.787 in)
Minimum After Refinishing 19.0 mm (.748 in)
Replacement (Discard) 18.5 mm (.728 in)

JH 6 - Hydraulic

Rear Axle Ring Gear Size 9.5 inch
Normal Size O.D. x Thickness 330.0 x 29.0 mm (13.00 x 1.142 in)
Original Thickness 29.0 mm (1.14 in)
Minimum After Refinishing 28.0 mm (1.10 in)
Replacement (Discard) 27.5 mm (1.08 in)

JH6 - Hydraulic

Rear Axle Ring Gear Size 10.5 inch
Normal Size O.D. x Thickness 330.0 x 29.0 mm (13.00 x 1.142 in)
Original Thickness 29.0 mm (1.14 in)
Minimum After Refinishing 28.0 mm (1.10 in)
Replacement (Discard) 27.5 mm (1.08 in)