On this page, you will find the general dimensions of the Chevrolet Silverado 3500HD generation 3 (2015-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

Silverado truck bed dimensions

Bodystyle	Crew Cab Standard Box (6'6")	Crew Cab Long Box (8')	Regular Cab Long Box (8')
Volume (cu. ft.)	60.7	75.5	75.5
Length at floor	78.8	97.8	97.8
Inside height	21	21	21
Width at wheelhouse	50.6	50.6	50.6
Maximum width at floor	62.4	62.4	62.4

Wheelbase of the Silverado:

Bodystyle	Length (inch)
Crew Cab - Standard Box (6'6")	153.7
Crew Cab - Long Box (8')	167.7
Regular Cab - Long Box (8')	133.7

This model comes in 2 body styles

There are 2 bodystyles for this Silverado 3500HD in our database. For exact dimensions, please click on one below:

• Crew Cab
• Regular Cab

Most truck models come in different body styles. The Silverado 3 3500HD comes in 2 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.

Chevrolet Silverado Crew Cab

Check the dimensions of the Crew Cab

Chevrolet Silverado Regular Cab

Check the dimensions of the Regular Cab