8x165.1
No, they will not clear the brake calipers.
Dodge mega cabs bed is 6'4" the same as a dodge quad cab short bed. A mega cab is built by taking a quad cab 8' long bed frame. They remove the long bed and put on a standad 6'4" short box and then elongate the cab. There is a myth that a mega cab bed is shorter, this is not true. they are identical to a quad cab, and share the same id numbers this was confirmed at my local dodge dealership. Also we confirmed this by taking a cap off a 2007 quad cab and put it on my 2006 mega cab and it fits pefectly.
Mega Disasters - 2006 Mega Blast - 1.11 was released on: USA: 1 August 2006
The 2006 Dodge Ram Mega Cab was offered with a choice of two different engines. These engines are the "5.9-liter High-Output Cummins Turbo Diesel" and the "5.7-liter HEMI V-8".
Mega Disasters - 2006 Mega Freeze 1-12 was released on: USA: 15 August 2006
A worn out Universal joint in the rear driveshaft.
Mega Disasters - 2006 was released on: USA: 23 May 2006
It depends on the options. It will be listed on the tire info label on the driver side door jamb.
Mega Disasters - 2006 Mega Drought 2-9 was released on: USA: 23 October 2007
Mega Disasters - 2006 Mega Swarm 2-10 was released on: USA: 7 November 2007
Mega Disasters - 2006 Mega Tsunami 3-2 was released on: USA: 13 May 2008