Spec Sizes

Chevrolet Silverado 3500HD vs GMC Sierra 1500 Dimensions & Size Comparison

Comparing 2009 catalog dimensions. Chevrolet Silverado 3500HD · GMC Sierra 1500

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

Side view
  • Length224.7 in – 258.7 in
  • Height75.6 in – 77.0 in
  • Wheelbase133.0 in – 167.0 in
  • Ground clearance9.1 in – 11.3 in
  • Curb weight4,888 lb – 6,672 lb
Front / width
  • Width79.9 in – 95.9 in
  • GMC Sierra 1500 width80.0 in

Which is bigger?

  • Length: GMC Sierra 1500 is 14.3 in shorter (241.7 in vs 227.4 in)
  • Width: GMC Sierra 1500 is 7.9 in narrower (87.9 in vs 80.0 in)
  • Height: Chevrolet Silverado 3500HD is 2.6 in taller (76.3 in vs 73.7 in)
  • Wheelbase: Chevrolet Silverado 3500HD has a 11.8 in longer wheelbase (150.0 in vs 138.3 in)
  • Ground clearance: GMC Sierra 1500 has 2.4 in more ground clearance (10.2 in vs 12.6 in)
  • Curb weight: Chevrolet Silverado 3500HD is 784 lb heavier (5,780 lb vs 4,997 lb)

Biggest size differences

  1. Ground clearance: GMC Sierra 1500 has 2.4 in more ground clearance (10.2 in vs 12.6 in)
  2. Curb weight: Chevrolet Silverado 3500HD is 784 lb heavier (5,780 lb vs 4,997 lb)
  3. Width: GMC Sierra 1500 is 7.9 in narrower (87.9 in vs 80.0 in)
  4. Wheelbase: Chevrolet Silverado 3500HD has a 11.8 in longer wheelbase (150.0 in vs 138.3 in)
  5. Length: GMC Sierra 1500 is 14.3 in shorter (241.7 in vs 227.4 in)

Practical verdicts

  • Easier to fit in a short garageGMC Sierra 1500 — GMC Sierra 1500 is shorter by 14.3 in Check garage fit for Chevrolet Silverado 3500HD · garage fit for GMC Sierra 1500
  • Narrower for tight parkingGMC Sierra 1500 — GMC Sierra 1500 is narrower by 7.9 in
  • More ground clearanceGMC Sierra 1500 — GMC Sierra 1500 has 2.4 in more clearance
  • Smaller exterior footprintGMC Sierra 1500 — Based on length × width (GMC Sierra 1500)

Dimension comparison

SpecChevrolet Silverado 3500HDGMC Sierra 1500Difference
Length241.7 in227.4 in14.3 in
Width87.9 in80.0 in7.9 in
Height76.3 in73.7 in2.6 in
Wheelbase150.0 in138.3 in11.8 in
Ground clearance10.2 in12.6 in2.4 in
Curb weight5,780 lb4,997 lb784 lb

Values use trim midpoints when a model year lists a range (e.g. length 224.7 in – 258.7 in).

Compare by year

Overlapping model years with dimension data.

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