Specifications Comparison: 2005 GMC Sierra 1500 vs 2021 GMC Sierra 1500

Cargo Space: Cargo Volume

2005 GMC Sierra 1500

Cargo Volume

Trim	Cargo Volume ft³	Cargo Volume m³
2WD Regular Cab Standard Box Work Truck Cargo Volume	59.0 ft³	1.67 m³
AWD Crew Cab Short Box Cargo Volume	49.9 ft³	1.41 m³
2WD Regular Cab Standard Box Cargo Volume	59.0 ft³	1.67 m³
2WD Regular Cab Standard Box SLE Cargo Volume	59.0 ft³	1.67 m³
2WD Regular Cab Long Box Work Truck Cargo Volume	73.9 ft³	2.09 m³
2WD Regular Cab Long Box Cargo Volume	73.9 ft³	2.09 m³
2WD Regular Cab Long Box SLE Cargo Volume	73.9 ft³	2.09 m³
2WD Extended Cab Standard Box Work Truck Cargo Volume	59.0 ft³	1.67 m³
2WD Extended Cab Standard Box Cargo Volume	59.0 ft³	1.67 m³
2WD Extended Cab Standard Box SLE Cargo Volume	59.0 ft³	1.67 m³
2WD Extended Cab Standard Box SLT Cargo Volume	59.0 ft³	1.67 m³
2WD Extended Cab Long Box Work Truck Cargo Volume	73.9 ft³	2.09 m³
2WD Extended Cab Long Box Cargo Volume	73.9 ft³	2.09 m³
2WD Extended Cab Long Box SLE Cargo Volume	73.9 ft³	2.09 m³
2WD Extended Cab Long Box SLT Cargo Volume	73.9 ft³	2.09 m³
2WD Crew Cab Short Box SLE Cargo Volume	49.9 ft³	1.41 m³
2WD Crew Cab Short Box SLT Cargo Volume	49.9 ft³	1.41 m³
4WD Regular Cab Standard Box Work Truck Cargo Volume	59.0 ft³	1.67 m³
4WD Regular Cab Standard Box Cargo Volume	43.5 ft³	1.23 m³
4WD Regular Cab Standard Box SLE Cargo Volume	43.5 ft³	1.23 m³
4WD Regular Cab Long Box Work Truck Cargo Volume	73.9 ft³	2.09 m³
4WD Regular Cab Long Box Cargo Volume	73.9 ft³	2.09 m³
4WD Regular Cab Long Box SLE Cargo Volume	73.9 ft³	2.09 m³
4WD Extended Cab Standard Box Work Truck Cargo Volume	43.5 ft³	1.23 m³
4WD Extended Cab Standard Box Cargo Volume	43.5 ft³	1.23 m³
4WD Extended Cab Standard Box SLE Cargo Volume	43.5 ft³	1.23 m³
4WD Extended Cab Standard Box SLT Cargo Volume	43.5 ft³	1.23 m³
4WD Extended Cab Long Box Work Truck Cargo Volume	73.9 ft³	2.09 m³
4WD Extended Cab Long Box Cargo Volume	73.9 ft³	2.09 m³
4WD Extended Cab Long Box SLE Cargo Volume	73.9 ft³	2.09 m³
4WD Extended Cab Long Box SLT Cargo Volume	73.9 ft³	2.09 m³
4WD Crew Cab Short Box SLE Cargo Volume	49.9 ft³	1.41 m³
4WD Crew Cab Short Box SLT Cargo Volume	49.9 ft³	1.41 m³

2021 GMC Sierra 1500

Cargo Volume

Trim	Cargo Volume ft³	Cargo Volume m³
Regular Cab Long Box 2-Wheel Drive Cargo Volume	89.1 ft³	2.52 m³
Double Cab Standard Box 2-Wheel Drive Cargo Volume	71.7 ft³	2.03 m³
Double Cab Standard Box 2-Wheel Drive SLE Cargo Volume	71.7 ft³	2.03 m³
Double Cab Standard Box 2-Wheel Drive Elevation Cargo Volume	71.7 ft³	2.03 m³
Crew Cab Short Box 2-Wheel Drive Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 2-Wheel Drive SLE Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 2-Wheel Drive Elevation Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 2-Wheel Drive SLT Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 2-Wheel Drive Denali Cargo Volume	62.9 ft³	1.78 m³
Regular Cab Long Box 4-Wheel Drive Cargo Volume	89.1 ft³	2.52 m³
Double Cab Standard Box 4-Wheel Drive Cargo Volume	71.7 ft³	2.03 m³
Double Cab Standard Box 4-Wheel Drive SLE Cargo Volume	71.7 ft³	2.03 m³
Double Cab Standard Box 4-Wheel Drive Elevation 3VL Cargo Volume	71.7 ft³	2.03 m³
Double Cab Standard Box 4-Wheel Drive Elevation 3SB Cargo Volume	71.7 ft³	2.03 m³
Crew Cab Short Box 4-Wheel Drive Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 4-Wheel Drive SLE Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 4-Wheel Drive Elevation 3VL Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 4-Wheel Drive Elevation 3SB Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 4-Wheel Drive SLT Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 4-Wheel Drive AT4 Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 4-Wheel Drive Denali Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Standard Box 4-Wheel Drive Cargo Volume	71.7 ft³	2.03 m³
Crew Cab Standard Box 4-Wheel Drive SLE Cargo Volume	71.7 ft³	2.03 m³
Crew Cab Standard Box 4-Wheel Drive Elevation Cargo Volume	71.7 ft³	2.03 m³
Crew Cab Standard Box 4-Wheel Drive SLT Cargo Volume	71.7 ft³	2.03 m³
Crew Cab Standard Box 4-Wheel Drive AT4 Cargo Volume	71.7 ft³	2.03 m³
Crew Cab Standard Box 4-Wheel Drive Denali Cargo Volume	71.7 ft³	2.03 m³