Trim Levels of the 2024 GMC Sierra 3500 HD

The 2024 GMC Sierra 3500 HD is a heavy-duty pickup that’s built for the toughest jobs and off-road adventures. We’re exploring the six available Sierra 3500 trims in this quick buyer’s guide.

Trim Levels of the 2024 GMC Sierra 3500 HD

PRO

The PRO base trim comes with a 6.6L V8 gas engine that supplies 401 horsepower at 5200 rpm and 464 lb.-ft. of torque at 4000 rpm. This engine is combined with an Allison 10-speed automatic transmission and can be found on all Sierra trims except the Denali Ultimate.

The Sierra’s PRO trim has standard features that can be found on many of the higher trims, including a CornerStep rear bumper, cab-mounted cargo area lamps, and a solar-absorbing glass windshield.

SLE

The SLE and all higher Sierra trims come with a MultiPro tailgate that has six different configurations for hauling and unloading cargo. Other exterior features include deep-tinted rear window glass, power-adjustable outside trailering mirrors, and machined aluminum wheels with dark grey metallic accents. This trim features a 13.4-inch Premium Infotainment system with Google built-in, 4-way manual front seating, and a 12.3-inch driver information center.

SLT

The Sierra 3500 SLT trim has an in-vehicle trailering app that provides maintenance reminders, electrical diagnostics, and security alerts. This trim comes with LED fog lamps, a ProGrade Trailering System, and Rainsense automatic wipers that turn on and off when they detect precipitation. Notable interior features include 10-way power front seating, dual-zone automatic climate control, and a heated steering wheel.

AT4

The AT4 trim comes with skid plates to protect your Sierra’s underbody during off-road excursions. Exterior features include 20-inch all-terrain blackwall tires, a spray-on bedliner, and high gloss black mirror caps. Inside the AT4, you’ll find a Bose Premium sound system, front bucket seats, and heated rear seating.

Denali

The Denali has a striking appearance with chrome door handles, assist steps, and mirror caps. Unique exterior features include Smoked Amber LED roof marker lamps and a power sliding rear window with a rear defogger. The Denali comes with a universal home remote that can be used on compatible devices, such as garage door openers and security systems.

Denali Ultimate

The Denali Ultimate sets itself apart from other Sierra 3500 trims with its 6.6L Duramax Turbo-Diesel engine. This engine provides a maximum towing capacity of up to 36,000 pounds alongside 470 horsepower and 975 lb.-ft. of torque. Advanced Denali features include the power-retractable assist steps and 12-speaker Bose Premium Series system with CenterPoint.

Explore the new GMC Sierra 3500 for yourself at our dealership! Contact Toliver Brothers in Ballinger, TX, to find out more about our available GMC models!