2018 GMC Sierra Denali

The Denali serves as the range-topping trim level for the GMC Sierra line of full-size pickup trucks. For the 2018 model year, the Sierra Denali receives several minor updates and changes for the 2018 model year.

Changes, Updates, New Features

The 2018 GMC Sierra Denali sees the following changes, updates and new features:

Exterior

Deletion of four exterior colors
Addition of three exterior colors
Introduction of updated grille on 2018 GMC Sierra 2500HD Denali and 2018 GMC Sierra 3500HD Denali

Mechanical

Introduction of Performance Front Brake Kit
Addition of Tire Fill Alert in Tire Pressure Monitoring system on single-rear-wheel models

See detailed 2018 Sierra Denali changes, updates and new features here: 2018 GMC Sierra Denali change log.

The updates and changes described here are specific to the U.S. market and may be different for other markets.

Body Styles

The 2018 Sierra Denali is available as a light-duty (1500) and heavy-duty (2500HD, 3500HD) full-size pickup truck with several cab and box configurations:

Sierra Denali 1500 Body Styles

Crew Cab, Short Box
Crew Cab, Standard Box

Sierra Denali HD Body Styles

Crew Cab, Standard Box (Sierra 2500HD)
Crew Cab, Standard Box, Single Rear Wheel (Sierra 3500HD)
Crew Cab, Long Box, Single Rear Wheel (Sierra 3500HD)
Crew Cab, Long Box, Dual Rear Wheel (Sierra 3500HD)

Drive Wheels

The 2018 GMC Sierra Denali is available in 2WD (rear-wheel-drive) as standard; 4WD is optional.

Platform

Like all third-generation units of the GMC Sierra, the 2018 GMC Sierra Denali continues to ride on GM’s GMT K2 platform shared with the third-generation Chevrolet Silverado.