2025 GMC Sierra 2500 HD Trim Comparison

• 6.6L V8 gas engine with Allison® 10-speed automatic transmission
• Trailering Package, Trailering Mirrors and Trailer Brake Controller
• Best-in-class HD cargo box volume
• Wireless Apple CarPlay® and wireless Android Auto™ compatibility

Plus, these available features:

• Duramax 6.6L Turbo-Diesel V8 engine with Allison 10-speed automatic transmission
• Adaptive Cruise Control* with trailering

In addition to the standard PRO model features, the SLE also includes these upgrades:

• 13.4-inch diagonal center touchscreen and 12.3-inch diagonal digital Driver Information Center
• Traction Select System with Tow/Haul mode
• 17-inch machined aluminum wheels

Plus, these additional features:

• Up to 13 camera views, including transparent trailer view
• MultiPro™ Tailgate and MultiPro Tailgate Audio System by Kicker®
• X31 off-road package with twin-tube Rancho® shocks and skid plates

Coming equipped with the standard features of the SLE model, the SLT model also offers innovative upgrades, including:

• 10-way power driver and front outboard passenger heated seats with lumbar
• Heated steering wheel
• ProGrade Trailering System with In-Vehicle Trailering App
• MultiPro Tailgate
• 18-inch machined aluminum wheels with dark grey metallic accents

The AT4 model builds on the standard features of the SLT model, plus exciting upgrades including:

• Exclusive Jet Black interior with Kalahari accents, and heated and ventilated perforated front leather seating surfaces
• Exclusive 20-inch gloss-black aluminum wheels with available BFGoodrich® off-road tires
• Off-Road Suspension Package with twin-tube Rancho shocks and skid plates
• Up to 14 available camera views with HD Surround Vision
• Adaptive Cruise Control

Offering the same standard features of the SLT model, plus a range of enticing features, including:

• 20-inch Ultra-Bright machined wheels with bright chrome inserts
• Denali-exclusive, authentic open-pore wood, patterned aluminum trim and forge perforated leather seating surfaces
• 12-way heated and ventilated power front seats

Plus, these available features:

• Duramax 6.6L Turbo-Diesel V8 engine with Allison 10-speed automatic transmission
• Power sunroof
• Rear Camera Mirror

This phenomenal model comes equipped with the standard features of the AT4, plus a range of exceptional features, including:

• Factory-installed 1.5-inch suspension lift, Multimatic® DSSV dampers, rear electronic-locking differential, larger steel transfer case skid plate and front aluminum skid plate
• 35-inch Goodyear® Territory MT tires
• 16-way heated and ventilated power front seats with massage feature
• Obsidian Rush interior featuring full-grain leather seating with technical-grain leather accents and authentic Vanta ash wood

Equipped with the same standard features as the Denali model, plus phenomenal features including:

• Duramax 6.6L Turbo-Diesel V8 engine with Allison 10-speed automatic transmission
• Signature Vader Chrome grille and exclusive 20-inch Ultra-Bright machined aluminum wheels with gloss-black inserts
• Exclusive Alpine Umber interior featuring full-grain leather seating, authentic open-pore Paldao wood and 16-way power front seats with massage feature
• 12-Speaker Bose Premium Series with Centerpoint?surround sound
• Illuminated power assist steps and MultiPro Tailgate Audio System by KICKER