FINDING A RADIO FOR A SEMI TRUCK

Question

I NEED AN INDASH DECK XM READY RADIO FOR THIS SIZE:
H:1-15/16
D: 6-1/4
W: 7-1/16
I CANNOT SEEM TO FIND WHAT I NEED LOCALLY OR ON THE NET.
IVE CALLED BEST BUY, BUT THE SALES GUY DIDNT KNOW ANYTHING!!
PLEASE HELP!! IVE GOT A TRUCK SITTING IN MY SHOP WAITING FOR THIS RADIO AND HES IN DOWN TIME( WHICH MEANS WE PAY HIM FOR NOTHING.) PLEASE REPLY TO [e-mail] ASAP!!!!!!!!! THANKS A LOT