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2023 GMC Sierra Specifications

Complete technical specifications from the NHTSA Vehicle Product Information Catalog (vPIC). Includes engine details, transmission, dimensions, safety features, and more.

VIN Decoder

Premium Report
15
Specifications Available

Detailed Specifications

Dimensions

Overall Length
613 cm
Overall Width
206 cm
Overall Height
192 cm
Wheelbase
398 cm
Track Width Front
173 cm
Track Width Rear
173 cm

Weight

Curb Weight
2129 kg
Weight Distribution
58/42 %

Interior

Interior Head Room (Front)
131 cm
Interior Leg Room (Front)
343 cm
Interior Shoulder Room (Front)
48 cm
Interior Head Room (Rear)
93 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
95 cm
Interior Cargo Volume
121 cm

All Variants

SIERRA 1500 CREW CAB M/BOX 2WD

Overall Length
613 cm
Overall Width
206 cm
Overall Height
192 cm
Wheelbase
398 cm
Curb Weight
2129 kg
Interior Head Room (Front)
131 cm
Interior Leg Room (Front)
343 cm
Interior Shoulder Room (Front)
48 cm
Interior Head Room (Rear)
93 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
95 cm
Interior Cargo Volume
121 cm
Track Width Front
173 cm
Track Width Rear
173 cm
Weight Distribution
58/42 %

SIERRA 1500 CREW CAB M/BOX 4WD

Overall Length
613 cm
Overall Width
206 cm
Overall Height
192 cm
Wheelbase
398 cm
Curb Weight
2217 kg
Interior Head Room (Front)
131 cm
Interior Leg Room (Front)
343 cm
Interior Shoulder Room (Front)
48 cm
Interior Head Room (Rear)
93 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
95 cm
Interior Cargo Volume
121 cm
Track Width Front
173 cm
Track Width Rear
173 cm
Weight Distribution
58/42 %

SIERRA 1500 CREW CAB S/BOX 2WD

Overall Length
589 cm
Overall Width
206 cm
Overall Height
192 cm
Wheelbase
374 cm
Curb Weight
2097 kg
Interior Head Room (Front)
131 cm
Interior Leg Room (Front)
319 cm
Interior Shoulder Room (Front)
48 cm
Interior Head Room (Rear)
93 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
95 cm
Interior Cargo Volume
121 cm
Track Width Front
173 cm
Track Width Rear
173 cm
Weight Distribution
58/42 %

SIERRA 1500 CREW CAB S/BOX 4WD

Overall Length
589 cm
Overall Width
206 cm
Overall Height
192 cm
Wheelbase
374 cm
Curb Weight
2193 kg
Interior Head Room (Front)
131 cm
Interior Leg Room (Front)
319 cm
Interior Shoulder Room (Front)
48 cm
Interior Head Room (Rear)
93 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
95 cm
Interior Cargo Volume
121 cm
Track Width Front
173 cm
Track Width Rear
173 cm
Weight Distribution
58/42 %

SIERRA 1500 DOUBLE CAB M/BOX 2WD

Overall Length
589 cm
Overall Width
206 cm
Overall Height
192 cm
Wheelbase
374 cm
Curb Weight
2095 kg
Interior Head Room (Front)
131 cm
Interior Leg Room (Front)
319 cm
Interior Shoulder Room (Front)
48 cm
Interior Head Room (Rear)
93 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
95 cm
Interior Cargo Volume
121 cm
Track Width Front
173 cm
Track Width Rear
173 cm

SIERRA 1500 DOUBLE CAB M/BOX 4WD

Overall Length
589 cm
Overall Width
206 cm
Overall Height
192 cm
Wheelbase
374 cm
Curb Weight
2193 kg
Interior Head Room (Front)
131 cm
Interior Leg Room (Front)
319 cm
Interior Shoulder Room (Front)
48 cm
Interior Head Room (Rear)
93 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
95 cm
Interior Cargo Volume
121 cm
Track Width Front
173 cm
Track Width Rear
173 cm

SIERRA 1500 REG CAB M/BOX 2WD

Overall Length
583 cm
Overall Width
206 cm
Overall Height
192 cm
Wheelbase
354 cm
Curb Weight
1986 kg
Interior Head Room (Front)
131 cm
Interior Shoulder Room (Front)
48 cm
Interior Head Room (Rear)
93 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
95 cm
Interior Cargo Volume
135 cm
Track Width Front
173 cm
Track Width Rear
173 cm

SIERRA 1500 REG CAB M/BOX 4WD

Overall Length
583 cm
Overall Width
206 cm
Overall Height
192 cm
Wheelbase
354 cm
Curb Weight
2083 kg
Interior Head Room (Front)
131 cm
Interior Shoulder Room (Front)
48 cm
Interior Head Room (Rear)
93 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
95 cm
Interior Cargo Volume
135 cm
Track Width Front
173 cm
Track Width Rear
173 cm

SIERRA 2500HD CREW CAB L/BOX 2WD

Overall Length
676 cm
Overall Width
208 cm
Overall Height
203 cm
Wheelbase
437 cm
Curb Weight
2922 kg
Interior Head Room (Front)
142 cm
Interior Leg Room (Front)
394 cm
Interior Shoulder Room (Front)
47 cm
Interior Head Room (Rear)
95 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
103 cm
Interior Cargo Volume
136 cm
Track Width Front
171 cm
Track Width Rear
173 cm

SIERRA 2500HD CREW CAB L/BOX 4X4

Overall Length
676 cm
Overall Width
208 cm
Overall Height
203 cm
Wheelbase
437 cm
Curb Weight
3053 kg
Interior Head Room (Front)
142 cm
Interior Leg Room (Front)
394 cm
Interior Shoulder Room (Front)
47 cm
Interior Head Room (Rear)
95 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
103 cm
Interior Cargo Volume
136 cm
Track Width Front
171 cm
Track Width Rear
173 cm

SIERRA 2500HD CREW CAB M/BOX 2WD

Overall Length
635 cm
Overall Width
208 cm
Overall Height
203 cm
Wheelbase
404 cm
Curb Weight
2877 kg
Interior Head Room (Front)
142 cm
Interior Leg Room (Front)
353 cm
Interior Shoulder Room (Front)
47 cm
Interior Head Room (Rear)
95 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
103 cm
Interior Cargo Volume
128 cm
Track Width Front
171 cm
Track Width Rear
173 cm

SIERRA 2500HD CREW CAB M/BOX 4X4

Overall Length
635 cm
Overall Width
208 cm
Overall Height
203 cm
Wheelbase
404 cm
Curb Weight
3009 kg
Interior Head Room (Front)
142 cm
Interior Leg Room (Front)
353 cm
Interior Shoulder Room (Front)
47 cm
Interior Head Room (Rear)
95 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
103 cm
Interior Cargo Volume
128 cm
Track Width Front
171 cm
Track Width Rear
173 cm

SIERRA 2500HD DOUBLE CAB L/BOX 2WD

Overall Length
651 cm
Overall Width
208 cm
Overall Height
203 cm
Wheelbase
413 cm
Curb Weight
2880 kg
Interior Head Room (Front)
142 cm
Interior Leg Room (Front)
370 cm
Interior Shoulder Room (Front)
47 cm
Interior Head Room (Rear)
95 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
103 cm
Interior Cargo Volume
136 cm
Track Width Front
171 cm
Track Width Rear
173 cm

SIERRA 2500HD DOUBLE CAB L/BOX 4X4

Overall Length
651 cm
Overall Width
208 cm
Overall Height
203 cm
Wheelbase
413 cm
Curb Weight
3011 kg
Interior Head Room (Front)
142 cm
Interior Leg Room (Front)
370 cm
Interior Shoulder Room (Front)
47 cm
Interior Head Room (Rear)
95 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
103 cm
Interior Cargo Volume
136 cm
Track Width Front
171 cm
Track Width Rear
173 cm

SIERRA 2500HD DOUBLE CAB M/BOX 2WD

Overall Length
611 cm
Overall Width
208 cm
Overall Height
203 cm
Wheelbase
380 cm
Curb Weight
2825 kg
Interior Head Room (Front)
142 cm
Interior Leg Room (Front)
329 cm
Interior Shoulder Room (Front)
47 cm
Interior Head Room (Rear)
95 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
103 cm
Interior Cargo Volume
128 cm
Track Width Front
171 cm
Track Width Rear
173 cm

SIERRA 2500HD DOUBLE CAB M/BOX 4X4

Overall Length
611 cm
Overall Width
208 cm
Overall Height
203 cm
Wheelbase
380 cm
Curb Weight
2969 kg
Interior Head Room (Front)
142 cm
Interior Leg Room (Front)
329 cm
Interior Shoulder Room (Front)
47 cm
Interior Head Room (Rear)
95 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
103 cm
Interior Cargo Volume
128 cm
Track Width Front
171 cm
Track Width Rear
173 cm

SIERRA 2500HD REG CAB L/BOX 2WD

Overall Length
598 cm
Overall Width
208 cm
Overall Height
203 cm
Wheelbase
360 cm
Curb Weight
2687 kg
Interior Head Room (Front)
142 cm
Interior Leg Room (Front)
317 cm
Interior Shoulder Room (Front)
47 cm
Interior Head Room (Rear)
95 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
103 cm
Interior Cargo Volume
136 cm
Track Width Front
171 cm
Track Width Rear
173 cm

SIERRA 2500HD REG CAB L/BOX 4X4

Overall Length
598 cm
Overall Width
208 cm
Overall Height
203 cm
Wheelbase
360 cm
Curb Weight
2829 kg
Interior Head Room (Front)
142 cm
Interior Leg Room (Front)
317 cm
Interior Shoulder Room (Front)
47 cm
Interior Head Room (Rear)
95 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
103 cm
Interior Cargo Volume
136 cm
Track Width Front
171 cm
Track Width Rear
173 cm

SIERRA 3500HD CREW CAB L/BOX DRW 2WD

Overall Length
676 cm
Overall Width
208 cm
Overall Height
203 cm
Wheelbase
437 cm
Curb Weight
3124 kg
Interior Head Room (Front)
142 cm
Interior Leg Room (Front)
394 cm
Interior Shoulder Room (Front)
47 cm
Interior Head Room (Rear)
95 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
103 cm
Interior Cargo Volume
136 cm
Track Width Front
171 cm
Track Width Rear
173 cm

SIERRA 3500HD CREW CAB L/BOX DRW 4X4

Overall Length
676 cm
Overall Width
208 cm
Overall Height
203 cm
Wheelbase
437 cm
Curb Weight
3253 kg
Interior Head Room (Front)
142 cm
Interior Leg Room (Front)
394 cm
Interior Shoulder Room (Front)
47 cm
Interior Head Room (Rear)
95 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
103 cm
Interior Cargo Volume
136 cm
Track Width Front
171 cm
Track Width Rear
173 cm
Weight Distribution
57/43 %

SIERRA 3500HD CREW CAB L/BOX SRW 2WD

Overall Length
676 cm
Overall Width
208 cm
Overall Height
205 cm
Wheelbase
437 cm
Curb Weight
3119 kg
Interior Head Room (Front)
142 cm
Interior Leg Room (Front)
394 cm
Interior Shoulder Room (Front)
47 cm
Interior Head Room (Rear)
95 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
103 cm
Interior Cargo Volume
136 cm
Track Width Front
171 cm
Track Width Rear
173 cm
Weight Distribution
57/43 %

SIERRA 3500HD CREW CAB L/BOX SRW 4X4

Overall Length
676 cm
Overall Width
208 cm
Overall Height
205 cm
Wheelbase
437 cm
Curb Weight
3249 kg
Interior Head Room (Front)
142 cm
Interior Leg Room (Front)
394 cm
Interior Shoulder Room (Front)
47 cm
Interior Head Room (Rear)
95 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
103 cm
Interior Cargo Volume
136 cm
Track Width Front
171 cm
Track Width Rear
173 cm
Weight Distribution
57/43 %

SIERRA 3500HD CREW CAB M/BOX 2WD

Overall Length
635 cm
Overall Width
208 cm
Overall Height
203 cm
Wheelbase
404 cm
Curb Weight
2928 kg
Interior Head Room (Front)
142 cm
Interior Leg Room (Front)
353 cm
Interior Shoulder Room (Front)
47 cm
Interior Head Room (Rear)
95 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
103 cm
Interior Cargo Volume
128 cm
Track Width Front
171 cm
Track Width Rear
173 cm
Weight Distribution
57/43 %

SIERRA 3500HD CREW CAB M/BOX 4X4

Overall Length
635 cm
Overall Width
208 cm
Overall Height
203 cm
Wheelbase
404 cm
Curb Weight
3065 kg
Interior Head Room (Front)
142 cm
Interior Leg Room (Front)
353 cm
Interior Shoulder Room (Front)
47 cm
Interior Head Room (Rear)
95 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
103 cm
Interior Cargo Volume
128 cm
Track Width Front
171 cm
Track Width Rear
173 cm
Weight Distribution
57/43 %

SIERRA 3500HD DOUBLE CAB L/BOX DRW 2WD

Overall Length
651 cm
Overall Width
208 cm
Overall Height
203 cm
Wheelbase
413 cm
Curb Weight
3083 kg
Interior Head Room (Front)
142 cm
Interior Leg Room (Front)
370 cm
Interior Shoulder Room (Front)
47 cm
Interior Head Room (Rear)
95 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
103 cm
Interior Cargo Volume
136 cm
Track Width Front
171 cm
Track Width Rear
173 cm

SIERRA 3500HD DOUBLE CAB L/BOX DRW 4X4

Overall Length
651 cm
Overall Width
208 cm
Overall Height
203 cm
Wheelbase
413 cm
Curb Weight
3211 kg
Interior Head Room (Front)
142 cm
Interior Leg Room (Front)
370 cm
Interior Shoulder Room (Front)
47 cm
Interior Head Room (Rear)
95 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
103 cm
Interior Cargo Volume
136 cm
Track Width Front
171 cm
Track Width Rear
173 cm

SIERRA 3500HD DOUBLE CAB L/BOX SRW 2WD

Overall Length
651 cm
Overall Width
208 cm
Overall Height
205 cm
Wheelbase
413 cm
Curb Weight
3078 kg
Interior Head Room (Front)
142 cm
Interior Leg Room (Front)
370 cm
Interior Shoulder Room (Front)
47 cm
Interior Head Room (Rear)
95 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
103 cm
Interior Cargo Volume
136 cm
Track Width Front
171 cm
Track Width Rear
173 cm

SIERRA 3500HD DOUBLE CAB L/BOX SRW 4X4

Overall Length
651 cm
Overall Width
208 cm
Overall Height
205 cm
Wheelbase
413 cm
Curb Weight
3206 kg
Interior Head Room (Front)
142 cm
Interior Leg Room (Front)
370 cm
Interior Shoulder Room (Front)
47 cm
Interior Head Room (Rear)
95 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
103 cm
Interior Cargo Volume
136 cm
Track Width Front
171 cm
Track Width Rear
173 cm

SIERRA 3500HD REG CAB L/BOX DRW 2WD

Overall Length
598 cm
Overall Width
208 cm
Overall Height
203 cm
Wheelbase
360 cm
Curb Weight
2875 kg
Interior Head Room (Front)
142 cm
Interior Leg Room (Front)
317 cm
Interior Shoulder Room (Front)
47 cm
Interior Head Room (Rear)
95 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
103 cm
Interior Cargo Volume
136 cm
Track Width Front
171 cm
Track Width Rear
173 cm

SIERRA 3500HD REG CAB L/BOX DRW 4X4

Overall Length
598 cm
Overall Width
208 cm
Overall Height
203 cm
Wheelbase
360 cm
Curb Weight
3010 kg
Interior Head Room (Front)
142 cm
Interior Leg Room (Front)
317 cm
Interior Shoulder Room (Front)
47 cm
Interior Head Room (Rear)
95 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
103 cm
Interior Cargo Volume
136 cm
Track Width Front
171 cm
Track Width Rear
173 cm

SIERRA 3500HD REG CAB L/BOX SRW 2WD

Overall Length
598 cm
Overall Width
208 cm
Overall Height
205 cm
Wheelbase
360 cm
Curb Weight
2875 kg
Interior Head Room (Front)
142 cm
Interior Leg Room (Front)
317 cm
Interior Shoulder Room (Front)
47 cm
Interior Head Room (Rear)
95 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
103 cm
Interior Cargo Volume
136 cm
Track Width Front
171 cm
Track Width Rear
173 cm

SIERRA 3500HD REG CAB L/BOX SRW 4X4

Overall Length
598 cm
Overall Width
208 cm
Overall Height
205 cm
Wheelbase
360 cm
Curb Weight
3010 kg
Interior Head Room (Front)
142 cm
Interior Leg Room (Front)
317 cm
Interior Shoulder Room (Front)
47 cm
Interior Head Room (Rear)
95 cm
Interior Leg Room (Rear)
130 cm
Interior Shoulder Room (Rear)
103 cm
Interior Cargo Volume
136 cm
Track Width Front
171 cm
Track Width Rear
173 cm
4.8/5.0
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GMC Sierra VIN Decoder — Free VIN Check Video Guide

Watch our quick GMC Sierra VIN decoder walkthrough. Learn how to decode any GMC Sierra VIN number to get full vehicle history, recall alerts, specifications, fuel economy (MPG), safety ratings, and known problems — completely free on ForCar.org.

Where to Find VIN for Specs Verification

To verify specifications for your 2023 GMC Sierra, you'll need the VIN number. Find your VIN in one of these 4 common locations.

Where to Find VIN Number on 2023 GMC Sierra for Specs Lookup - Dashboard, Door Jamb, Engine Bay, Documents

Understanding VIN Structure for Specification Lookup

Each character in your 2023 GMC Sierra 17-digit VIN reveals specific technical specifications and vehicle configuration details.

2023 GMC Sierra VIN Structure for Specs Verification - WMI, VDS, Check Digit, Model Year, Plant Code

How to Find 2023 GMC Sierra Specifications in 3 Steps

1

Locate Your VIN

Find the 17-character VIN on your 2023 GMC Sierra dashboard (visible through windshield), door jamb, engine bay, or vehicle documents.

2

View Specifications

Browse the detailed specifications organized by category including engine, transmission, drivetrain, body style, dimensions, weight, safety features, and more from NHTSA database.

3

Verify Details

Cross-reference the specifications with your 2023 GMC Sierra VIN to ensure accuracy for your specific trim level and configuration.

Frequently Asked Questions

Where can I find 2023 GMC Sierra specifications?

The 2023 GMC Sierra specifications are available above, sourced directly from the NHTSA Vehicle Product Information Catalog (vPIC). All technical data including engine, transmission, dimensions, and safety features are provided free of charge.

What specs are included for 2023 GMC Sierra?

Specifications include comprehensive technical details such as engine type, displacement, cylinders, transmission, drive type, body style, dimensions, weight, safety features, fuel type, and much more. All data comes from official NHTSA records.

Are 2023 GMC Sierra specs accurate?

Yes! All 2023 GMC Sierra specifications come directly from the National Highway Traffic Safety Administration's official vPIC database, ensuring accuracy and reliability of all technical data.

How do I find my VIN to check specs?

Your 2023 GMC Sierra VIN is located in 4 places: (1) Dashboard near windshield on driver's side, (2) Driver's door jamb sticker, (3) Engine bay, (4) Vehicle registration and insurance documents.

What engine does the 2023 GMC Sierra have?

Engine specifications for the 2023 GMC Sierra are listed in the detailed specifications above, including engine type, displacement, number of cylinders, fuel type, and horsepower information from NHTSA records.

Can I get 2023 GMC Sierra dimensions?

Yes! Vehicle dimensions for the 2023 GMC Sierra including length, width, height, wheelbase, and curb weight are available in the specifications section above, sourced from official NHTSA data.

Other Years - GMC Sierra Specs

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