38" boggers you have got some cutting to do i have not done that to a 4x4 so sorry got no help for you but when you do it can you post some pics up thankyou don't forget to seal it up well after cutting keep mother nature out
Gary
LOL you wouldnt beleave me but my 38's rub in the same spots as my 33's do lol, next 5 weeks ill be doing a quater chop so ill post photos up for you guys.