Bill,

The 6.17 is in a 4000 series, the 5000 never had the Chevy 6.17, the 7.17 I'm referring to is the optional Eaton. Sorry to say the Chevy 6.17 axle is the 1-1/2 ton so I'm pretty sure I could not fit that on a 5000 2-ton.

Cheers Dyna