Spec Sizes

Chevrolet Silverado 2500HD vs GMC Sierra 2500HD Dimensions & Size Comparison

Comparing 2020 catalog dimensions. Chevrolet Silverado 2500HD · GMC Sierra 2500HD

Same scale for both vehicles. Generic silhouette — proportional to measured length, height, width, wheelbase, and clearance.

Side view
  • Length235.5 in – 266.0 in
  • Height79.7 in – 80.0 in
  • Wheelbase141.6 in – 172.0 in
  • Ground clearance10.1 in – 10.2 in
  • Curb weight6,092 lb – 6,950 lb
Front / width
  • Width81.8 in
  • GMC Sierra 2500HD width81.8 in

Which is bigger?

  • Length: Chevrolet Silverado 2500HD is 0.1 in shorter (250.8 in vs 250.8 in)
  • Width: essentially the same
  • Height: essentially the same
  • Wheelbase: essentially the same
  • Ground clearance: essentially the same
  • Curb weight: GMC Sierra 2500HD is 7 lb heavier (6,521 lb vs 6,528 lb)

Biggest size differences

  1. Curb weight: GMC Sierra 2500HD is 7 lb heavier (6,521 lb vs 6,528 lb)
  2. Length: Chevrolet Silverado 2500HD is 0.1 in shorter (250.8 in vs 250.8 in)

Practical verdicts

Dimension comparison

SpecChevrolet Silverado 2500HDGMC Sierra 2500HDDifference
Length250.8 in250.8 in0.1 in
Width81.8 in81.8 in0.0 in
Height79.8 in79.8 in0.0 in
Wheelbase156.8 in156.8 in0.0 in
Ground clearance10.1 in10.1 in0.0 in
Curb weight6,521 lb6,528 lb7 lb

Values use trim midpoints when a model year lists a range (e.g. length 235.5 in – 266.0 in).

Compare by year

Overlapping model years with dimension data.

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