[extremestang]

I was told they were 410s, I lifted it and counted the turns or the driveshaft to the wheel and they seemed around there.
I took the Rear out to change the leaky gasket and these are the numbers stamped in the gear.

D2 WA 10 35 Ford 6HD

can anyone decode the real ratio for me pleeze

 

[Gary6768]

count # of teeth on ring gear divide by # of teeth on pinion

 

[johnpro]

Agreed. That's the only way, that you'll ever know for sure.