Truck 3/4 Front and Rear Full Floating Rear Diff. Casting on the 10 Bolt 3/4 Ton Rear Axle is C-30255 comes up as a Dano 60. $350.00 for the 3/4 Ton Set, $100.0 each for the 3- 1/2 front Axles. We Do Not Know what the Gear Ratio on any of them! Sell for a friend will try to get any question you have answered. Will not answer scams wanting codes etc! Leave me a mesage and I will return your call! Full Floating 3/4 Ton Rear and front end are SOLD!