Pickup

GMC Sierra specifications

The GMC Sierra is a pickup built by General Motors. European buyers can choose from 6 engine and power combinations, from 207 kW (278 hp) to 313 kW (420 hp). US versions are rated at 15–68 mpg combined with up to 410 miles of electric range. It measures 5,891 mm (232 in) long on a 3,745 mm wheelbase.

GMC Sierra
Photo: Ethan Llamas, CC BY-SA 4.0, via Wikimedia Commons
278–420 hp
Power (207–313 kW)
519–1,064 Nm
Torque (383–785 lb-ft)
6
Engines sold in Europe
5,891 mm
Length (232 in)

Engines and performance

European versions registered in 2025, by engine size and power. Economy and CO₂ are WLTP averages.
EngineFuelPowerEconomyCO₂Weight
3.0 litre (commercial)Diesel207 kW / 278 hp——2,660–2,670 kg
3.0 litre (commercial)Diesel224 kW / 300 hp—309 g/km2,720 kg
3.0 litre (commercial)Diesel227 kW / 304 hp—279 g/km2,402–2,700 kg
3.0 litre (commercial)Diesel227 kW / 304 hp—294 g/km2,567–2,685 kg
5.3 litre (commercial)Petrol265 kW / 355 hp—341 g/km2,286–2,462 kg
6.2 litre (commercial)Petrol313 kW / 420 hp—353 g/km2,360–2,677 kg

US powertrains and fuel economy

EPA ratings for model years 2025, 2026, sold as SIERRA EV Ext Range (11kW Charger), SIERRA EV Ext Range (19kW Charger), SIERRA EV Std Range (11kW Charger).
PowertrainDriveCombinedElectric range
5.3 litre 8-cylinder, petrol4-Wheel Drive, Rear-Wheel Drive15–18 mpg—
2.7 litre 4-cylinder, petrol4-Wheel Drive, Rear-Wheel Drive16–20 mpg—
3.0 litre 6-cylinder, diesel4-Wheel Drive, Rear-Wheel Drive19–26 mpg—
6.2 litre 8-cylinder, petrol4-Wheel Drive15–16 mpg—
5.3 litre 8-cylinder, flex-fuel4-Wheel Drive17 mpg—
Electric4-Wheel Drive64–68 MPGe283–410 mi

Versions and performance

4th generation, facelift, 2022–present: 23 versions (pickup), from least to most powerful. Figures are manufacturer claims and vary by market.

Power, torque and performance for each version of the 4th generation, facelift.
VersionEnginePowerTorque0–100 km/hTop speedGearboxDrive
3.0 AT Pickup Double cabin Crew Cab3.0 litre diesel274 hp 204 kW623 Nm——Automatic, 10-speedRear wheel drive
3.0 AT 4WD Pickup Double cabin Crew Cab3.0 litre diesel274 hp 204 kW623 Nm——Automatic, 10-speedfull
3.0 AT 4WD Pickup Double cabin Crew Cab3.0 litre diesel304 hp 227 kW671 Nm——Automatic, 10-speedAll wheel drive
2.7 AT Pickup Double cabin Crew Cab2.7 litre gasoline310 hp 231 kW571 Nm——Automatic, 8-speedRear wheel drive
2.7 AT 4WD Pickup Single cabin Regular Cab2.7 litre gasoline310 hp 231 kW571 Nm——Automatic, 8-speedAll wheel drive
2.7 AT 4WD Pickup Double cabin Crew Cab2.7 litre gasoline310 hp 231 kW571 Nm——Automatic, 8-speedAll wheel drive
5.3 AT Pickup Single cabin Regular Cab5.3 litre gasoline355 hp 265 kW519 Nm——Automatic, 10-speedRear wheel drive
5.3 AT 4WD Pickup Single cabin Regular Cab5.3 litre gasoline355 hp 265 kW519 Nm——Automatic, 10-speedAll wheel drive
5.3 AT 4WD Pickup Double cabin Crew Cab5.3 litre gasoline355 hp 265 kW519 Nm——Automatic, 10-speedRear wheel drive
6.2 AT 4WD Pickup Double cabin Crew Cab6.2 litre gasoline420 hp 313 kW623 Nm——Automatic, 10-speedAll wheel drive
AT AWD Pickup Double cabin EVelectro645 hp 481 kW1064 Nm——Automatic, 1-speedAll wheel drive
AT AWD Pickup Double cabin EVelectro755 hp 563 kW1064 Nm——Automatic, 1-speedAll wheel drive

Dimensions and weight

Typical values for the 4th generation, facelift, pickup.
Length5,891 mm232 in
Width2,063 mm81 in
Height1,921 mm76 in
Wheelbase3,745 mm147 in
Ground clearance202 mm8 in
Kerb weight2,125–2,413 kg4,685–5,320 lb
Boot space1,628 litres57 cu ft
Seats5, 6
Fuel tank91 litres24 US gal

Where it's sold, and what it's called

MarketSold as2025 sales rank
United StatesGMC Sierra#6

Ranked by 2025 US sales; positions 1–11 from published full-year figures, the rest approximate.

Generations

  1. 1st generation (GMT800) 1998–2007
  2. 1st generation 2002–2020
  3. 2nd generation (GMT900) 2006–2014
  4. 3rd generation (K2XX) 2013–2015
  5. 3rd generation (K2XX), facelift 2015–2018
  6. 4th generation 2018–2022
  7. 4th generation, facelift 2022–present

Questions about the GMC Sierra

How much horsepower does the GMC Sierra have?

The most powerful GMC Sierra sold in Europe produces 313 kW (420 hp) from a 6.2-litre petrol engine. The least powerful version makes 207 kW (278 hp).

How much torque does the GMC Sierra have?

Between 519 and 1,064 Nm (383–785 lb-ft) for the 4th generation, facelift, depending on the engine.

How big is the GMC Sierra?

It is 5,891 mm (232 in) long, 2,063 mm (81 in) wide and 1,921 mm (76 in) tall. A typical kerb weight is 2,125 kg (4,685 lb).

What fuel economy does the GMC Sierra get?

In the US, EPA combined ratings range from 15–68 mpg.

Is the GMC Sierra a best seller?

It ranked number 6 in United States in 2025.

Compare the GMC Sierra

Similar pickups and bakkies

Sources: EEA CO₂ monitoring 2025 (engines), RDW open data and manufacturer data (dimensions, versions), FuelEconomy.gov (US ratings), Wikidata Q1485946, Wikipedia. Figures are typical values and vary by trim and year.