GMC specifications
GMC Sierra specifications and photos
GMC Sierra specifications are shown with trim options, key technical data, and a model photo gallery. Compare 9 configurations by engine size, power, seating, and transmission. The gallery includes 47 photos for visual reference.
Years
2018
Body type
pickup
Trims
9
Photos
47
Overview
GMC Sierra at a glance
Quick model context before comparing photos and trim-level specifications.
Use this GMC Sierra page as a compact reference for photos, trim comparison, and detailed technical specifications. The current data covers 285-420 hp and 2727-6162 cc engine displacement. For exact values, open a trim section because specifications can differ between configurations.
- Power: 285-420 hp
- Engine displacement: 2727-6162 cc
- Transmissions: 6-speed automatic, 6, 8-speed automatic
- Seating: 6 seats
Configurations
Trims and key specifications
Use this table to compare the main differences between available configurations.
Power
285-420 hp
Engine displacement
2727-6162 cc
Seating
6 seats
Transmissions
6-speed automatic, 6, 8-speed automatic
| Trim / modification | Engine | Power | Seats | Transmission |
|---|---|---|---|---|
| 4.3i (285 hp) 6-speed automatic | 4300 cc | 285 hp | 6 | 6-speed automatic |
| 4.3i (285 hp) 6-speed 4x4 | 4300 cc | 285 hp | 6 | 6 |
| 2.7i (313 hp) 8-speed automatic | 2727 cc | 313 hp | 6 | 8-speed automatic |
| 2.7i (313 hp) 8-speed 4x4 automatic transmission | 2727 cc | 313 hp | 6 | 8 |
| 5.3i (360 hp) 6-speed automatic | 5328 cc | 360 hp | 6 | 6-speed automatic |
| 5.3i (360 hp) 6-speed 4x4 automatic transmission | 5328 cc | 360 hp | 6 | 6 |
| 5.3i (360 hp) 8-speed automatic | 5328 cc | 360 hp | 6 | 8-speed automatic |
| 5.3i (360 hp) 8-speed 4x4 automatic transmission | 5328 cc | 360 hp | 6 | 8 |
| 6.2i (420 HP) 10-speed automatic 4x4 | 6162 cc | 420 hp | 6 | 10-speed automatic |
Specifications can vary by market, model year, and equipment package. Use the trim sections below to review the full data for each configuration.
Gallery
GMC Sierra photo gallery
47 images are collected here with the main specifications and trim data for this model.
Photo GMC Sierra
Detailed specs
Specifications by trim
Choose a configuration below to open full technical data grouped by category.
4.3i (285 hp) 6-speed automatic
4.3i (285 hp) 6-speed 4x4
2.7i (313 hp) 8-speed automatic
2.7i (313 hp) 8-speed 4x4 automatic transmission
5.3i (360 hp) 6-speed automatic
5.3i (360 hp) 6-speed 4x4 automatic transmission
5.3i (360 hp) 8-speed automatic
5.3i (360 hp) 8-speed 4x4 automatic transmission
6.2i (420 HP) 10-speed automatic 4x4
4.3i (285 hp) 6-speed automatic 29 specifications
Specifications
Engine
| Type of engine | ICE |
|---|---|
| Type of fuel | Gasoline |
| Displacement, cc | 4300 |
| Cylinders location | V-shaped |
| Number of cylinders | 6 |
| Valves | 12 |
| Power, hp | 285 |
| Torque, Nm | 413 |
| RPM at max torque | 3900 |
| Engine | 4.3i |
| Compression | 11.0 |
| RPM at max power | 5300 |
| Engine code | LV3 |
Dimensions
| Seats | 6 |
|---|---|
| Length mm | 5886 |
| Height mm | 1917 |
| Wheelbase mm | 3747 |
| Kerb weight, kg | 2185 |
| Fuel tank, l | 91 |
| Ground clearance, mm | 200 |
| Gross weight, kg | 3220 |
| Width (without mirrors) mm | 2063 |
Transmission and drive
| Automatic transmission | + |
|---|---|
| Number of gears | 6 |
| Drive | Rear |
| Transmission | 6-speed automatic |
| Gearbox | Machine |
| Transmission manufacturer | GM |
| Transmission country of origin | USA |
4.3i (285 hp) 6-speed 4x4 29 specifications
Specifications
Engine
| Type of engine | ICE |
|---|---|
| Type of fuel | Gasoline |
| Displacement, cc | 4300 |
| Cylinders location | V-shaped |
| Number of cylinders | 6 |
| Valves | 12 |
| Power, hp | 285 |
| Torque, Nm | 413 |
| RPM at max torque | 3900 |
| Engine | 4.3i |
| Compression | 11.0 |
| RPM at max power | 5300 |
| Engine code | LV3 |
Dimensions
| Seats | 6 |
|---|---|
| Length mm | 5886 |
| Height mm | 1917 |
| Wheelbase mm | 3747 |
| Kerb weight, kg | 2185 |
| Fuel tank, l | 91 |
| Ground clearance, mm | 200 |
| Gross weight, kg | 3220 |
| Width (without mirrors) mm | 2063 |
Transmission and drive
| Automatic transmission | + |
|---|---|
| Number of gears | 6 |
| Drive | Full |
| Transmission | 6-speed automatic |
| Gearbox | Machine |
| Transmission manufacturer | GM |
| Transmission country of origin | USA |
2.7i (313 hp) 8-speed automatic 30 specifications
Specifications
Engine
| Type of engine | ICE |
|---|---|
| Type of fuel | Gasoline |
| Displacement, cc | 2727 |
| Cylinders location | In-line |
| Number of cylinders | 4 |
| Valves | 16 |
| Power, hp | 313 |
| Torque, Nm | 471 |
| RPM at max torque | 1500 |
| Engine | 2.7i |
| Compression | 10 |
| RPM at max power | 5600 |
| Turbo | + |
| Engine code | L3B |
Dimensions
| Seats | 6 |
|---|---|
| Length mm | 5886 |
| Height mm | 1917 |
| Wheelbase mm | 3747 |
| Kerb weight, kg | 2185 |
| Fuel tank, l | 91 |
| Ground clearance, mm | 200 |
| Gross weight, kg | 3220 |
| Width (without mirrors) mm | 2063 |
Transmission and drive
| Automatic transmission | + |
|---|---|
| Number of gears | 8 |
| Drive | Rear |
| Transmission | 8-speed automatic |
| Gearbox | Machine |
| Transmission manufacturer | GM |
| Transmission country of origin | USA |
2.7i (313 hp) 8-speed 4x4 automatic transmission 30 specifications
Specifications
Engine
| Type of engine | ICE |
|---|---|
| Type of fuel | Gasoline |
| Displacement, cc | 2727 |
| Cylinders location | In-line |
| Number of cylinders | 4 |
| Valves | 16 |
| Power, hp | 313 |
| Torque, Nm | 471 |
| RPM at max torque | 1500 |
| Engine | 2.7i |
| Compression | 10 |
| RPM at max power | 5600 |
| Turbo | + |
| Engine code | L3B |
Dimensions
| Seats | 6 |
|---|---|
| Length mm | 5886 |
| Height mm | 1917 |
| Wheelbase mm | 3747 |
| Kerb weight, kg | 2185 |
| Fuel tank, l | 91 |
| Ground clearance, mm | 200 |
| Gross weight, kg | 3220 |
| Width (without mirrors) mm | 2063 |
Transmission and drive
| Automatic transmission | + |
|---|---|
| Number of gears | 8 |
| Drive | Full |
| Transmission | 8-speed automatic |
| Gearbox | Machine |
| Transmission manufacturer | GM |
| Transmission country of origin | USA |
5.3i (360 hp) 6-speed automatic 29 specifications
Specifications
Engine
| Type of engine | ICE |
|---|---|
| Type of fuel | Gasoline |
| Displacement, cc | 5328 |
| Cylinders location | V-shaped |
| Number of cylinders | 8 |
| Valves | 16 |
| Power, hp | 360 |
| Torque, Nm | 519 |
| RPM at max torque | 4100 |
| Engine | 5.3i |
| Compression | 11.0 |
| RPM at max power | 5600 |
| Engine code | L83/L8B |
Dimensions
| Seats | 6 |
|---|---|
| Length mm | 5886 |
| Height mm | 1917 |
| Wheelbase mm | 3747 |
| Kerb weight, kg | 2185 |
| Fuel tank, l | 91 |
| Ground clearance, mm | 200 |
| Gross weight, kg | 3220 |
| Width (without mirrors) mm | 2063 |
Transmission and drive
| Automatic transmission | + |
|---|---|
| Number of gears | 6 |
| Drive | Rear |
| Transmission | 6-speed automatic |
| Gearbox | Machine |
| Transmission manufacturer | GM |
| Transmission country of origin | USA |
5.3i (360 hp) 6-speed 4x4 automatic transmission 29 specifications
Specifications
Engine
| Type of engine | ICE |
|---|---|
| Type of fuel | Gasoline |
| Displacement, cc | 5328 |
| Cylinders location | V-shaped |
| Number of cylinders | 8 |
| Valves | 16 |
| Power, hp | 360 |
| Torque, Nm | 519 |
| RPM at max torque | 4100 |
| Engine | 5.3i |
| Compression | 11.0 |
| RPM at max power | 5600 |
| Engine code | L83/L8B |
Dimensions
| Seats | 6 |
|---|---|
| Length mm | 5886 |
| Height mm | 1917 |
| Wheelbase mm | 3747 |
| Kerb weight, kg | 2185 |
| Fuel tank, l | 91 |
| Ground clearance, mm | 200 |
| Gross weight, kg | 3220 |
| Width (without mirrors) mm | 2063 |
Transmission and drive
| Automatic transmission | + |
|---|---|
| Number of gears | 6 |
| Drive | Full |
| Transmission | 6-speed automatic |
| Gearbox | Machine |
| Transmission manufacturer | GM |
| Transmission country of origin | USA |
5.3i (360 hp) 8-speed automatic 29 specifications
Specifications
Engine
| Type of engine | ICE |
|---|---|
| Type of fuel | Gasoline |
| Displacement, cc | 5328 |
| Cylinders location | V-shaped |
| Number of cylinders | 8 |
| Valves | 16 |
| Power, hp | 360 |
| Torque, Nm | 519 |
| RPM at max torque | 4100 |
| Engine | 5.3i |
| Compression | 11.0 |
| RPM at max power | 5600 |
| Engine code | L83/L8B |
Dimensions
| Seats | 6 |
|---|---|
| Length mm | 5886 |
| Height mm | 1917 |
| Wheelbase mm | 3747 |
| Kerb weight, kg | 2185 |
| Fuel tank, l | 91 |
| Ground clearance, mm | 200 |
| Gross weight, kg | 3220 |
| Width (without mirrors) mm | 2063 |
Transmission and drive
| Automatic transmission | + |
|---|---|
| Number of gears | 8 |
| Drive | Rear |
| Transmission | 8-speed automatic |
| Gearbox | Machine |
| Transmission manufacturer | GM |
| Transmission country of origin | USA |
5.3i (360 hp) 8-speed 4x4 automatic transmission 29 specifications
Specifications
Engine
| Type of engine | ICE |
|---|---|
| Type of fuel | Gasoline |
| Displacement, cc | 5328 |
| Cylinders location | V-shaped |
| Number of cylinders | 8 |
| Valves | 16 |
| Power, hp | 360 |
| Torque, Nm | 519 |
| RPM at max torque | 4100 |
| Engine | 5.3i |
| Compression | 11.0 |
| RPM at max power | 5600 |
| Engine code | L83/L8B |
Dimensions
| Seats | 6 |
|---|---|
| Length mm | 5886 |
| Height mm | 1917 |
| Wheelbase mm | 3747 |
| Kerb weight, kg | 2185 |
| Fuel tank, l | 91 |
| Ground clearance, mm | 200 |
| Gross weight, kg | 3220 |
| Width (without mirrors) mm | 2063 |
Transmission and drive
| Automatic transmission | + |
|---|---|
| Number of gears | 8 |
| Drive | Full |
| Transmission | 8-speed automatic |
| Gearbox | Machine |
| Transmission manufacturer | GM |
| Transmission country of origin | USA |
6.2i (420 HP) 10-speed automatic 4x4 28 specifications
Specifications
Engine
| Type of engine | ICE |
|---|---|
| Type of fuel | Gasoline |
| Displacement, cc | 6162 |
| Cylinders location | V-shaped |
| Number of cylinders | 8 |
| Valves | 16 |
| Power, hp | 420 |
| Torque, Nm | 624 |
| RPM at max torque | 4100 |
| Engine | 6.2i |
| RPM at max power | 5600 |
| Engine code | L87 |
Dimensions
| Seats | 6 |
|---|---|
| Length mm | 5886 |
| Height mm | 1917 |
| Wheelbase mm | 3747 |
| Kerb weight, kg | 2185 |
| Fuel tank, l | 91 |
| Ground clearance, mm | 200 |
| Gross weight, kg | 3220 |
| Width (without mirrors) mm | 2063 |
Transmission and drive
| Automatic transmission | + |
|---|---|
| Number of gears | 10 |
| Drive | Full |
| Transmission | 10-speed automatic |
| Gearbox | Machine |
| Transmission manufacturer | GM |
| Transmission country of origin | USA |
FAQ
GMC Sierra questions
Short answers based on the specifications and photos available in this catalog.
How many trims are listed for the GMC Sierra?
This page lists 9 trims for the GMC Sierra, with key data shown in the comparison table and full specifications grouped below.
What is the power range for the GMC Sierra?
The listed configurations show a power range of 285-420 hp. Exact output can vary by engine, transmission, market, and model year.
What engine displacement is shown for the GMC Sierra?
The available specification data shows engine displacement from 2727-6162 cc across the trims listed on this page.
Which transmissions are listed for the GMC Sierra?
The transmission options currently shown for this model are: 6-speed automatic, 6, 8-speed automatic. Open a trim section to see the full data for a specific configuration.
Are there photos for the GMC Sierra?
Yes. The gallery includes 47 photos for the GMC Sierra, including exterior and interior views where available.
Why can specifications differ for the same model?
Automotive specifications can differ by market, production year, body style, trim package, and transmission. Use the trim selector and detailed specification sections to compare exact configurations.
Explore more
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