Spec Sizes

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

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

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

Side view
  • Length235.5 in – 266.1 in
  • Height79.7 in – 80.0 in
  • Wheelbase141.6 in – 172.0 in
  • Ground clearance10.1 in – 10.2 in
  • Curb weight6,105 lb – 6,950 lb
Front / width
  • Width81.8 in
  • Chevrolet Silverado 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 (6,528 lb vs 6,521 lb)

Biggest size differences

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

Practical verdicts

Dimension comparison

SpecGMC Sierra 2500HDChevrolet Silverado 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 weight6,528 lb6,521 lb7 lb

Values use trim midpoints when a model year lists a range (e.g. length 235.5 in – 266.1 in).

Compare by year

Overlapping model years with dimension data.

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