On this page, you will find the general dimensions of the Dodge RAM 1500 generation 3 (2002-to ), including cargo box dimensions. This page won't display all dimensions. If you are looking for the exact dimensions of a specific cab style, please select one below. First, let's make sure we have the right truck in front of you:

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Dimensions in tables

RAM truck bed dimensions

Bodystyle	Quad Cab Short Box (6'4")	Quad Cab Long Box (8')	Regular Cab Short Box (6'4")	Regular Cab Long Box (8')	Mega Cab Short Box (6'4")
Volume (cu. ft.)	57.5	74.9	57.5	74.9	57.5
Length at floor	76.3	98.3	76.3	98.3	76.3
Inside height	43.9	43.9	43.9	43.9	43.9
Width at wheelhouse	51	51	51	51	51
Maximum width at floor	66.4	66.4	66.4	66.4	66.4

Wheelbase of the RAM:

Bodystyle	Length (inch)
Quad Cab - Short Box (6'4")	140.5
Quad Cab - Long Box (8')	160.5
Regular Cab - Short Box (6'4")	120.5
Regular Cab - Long Box (8'	140.5
Mega Cab - Short Box (6'4")	160.5

This model comes in 3 body styles

There are 3 bodystyles for this RAM 1500 in our database. For exact dimensions, please click on one below:

• Quad Cab
• Regular Cab
• Mega Cab

Most truck models come in different body styles. The RAM 3 1500 comes in 3 body styles. Typically the dimensions of different bodystyles differ slightly. The dimensions will greatly overlap, so this page will be helpful to get a general sense of sizing. You can click through to more detailed dimension pages per cab style.

Body styles generally have different cab styles, with the most common ones being the regular cab (two-door), extended cab (more space behind seats), and crew cab (four-door). Manufacturers also offer different trim types, although these will generally not affect dimensions so we don't always list them here.

Dodge RAM Quad Cab

Check the dimensions of the Quad Cab

Dodge RAM Regular Cab

Check the dimensions of the Regular Cab

Dodge RAM Mega Cab

Check the dimensions of the Mega Cab