55 manual - yes the bolt pattern will be the same .... what will a 2 speed axle gain you? do you know the ratios of your original and those of the 2 speed? plan on hauling heavy loads? is the axle you have bad in some way?

Bill


Moved over to the Passing Lane

"When we tug a single thing in nature we find it attached to the rest of the world" John Muir
"When we tug a single thing on an old truck, we find it falls off" me
Some TF series details & TF heater pics & Rust-a-holics Unanimous parking lot