2026 GMC Yukon XL AT4 

in Altona 

2026 GMC Yukon XL 4WD Duramax Diesel AT4

The 2026 GMC Yukon XL 4WD delivers full-size SUV capability, advanced technology, and premium comfort with proven Duramax diesel efficiency. Powered by the 3.0L Duramax Turbo-Diesel engine paired with a 10-speed automatic transmission, this Yukon XL is engineered for strong towing performance, long-distance cruising, and confident all-weather control. Equipped with GMC's advanced 4WD system, Magnetic Ride Control, and Air Ride Adaptive Suspension, it provides a smooth, controlled, and composed driving experience in all conditions.

Designed in the AT4 trim with premium capability and black appearance enhancements, this Yukon XL combines rugged utility with refined styling and modern luxury. With seating across three rows and an extended XL wheelbase, it offers exceptional passenger space, cargo flexibility, and everyday usability.

PREMIUM AT4 EXTERIOR DESIGN

» Sterling Metallic exterior finish
» AT4 Black Appearance Package with black nameplates and illuminated black GMC emblem
» 20-inch machined and painted Carbon Flash Metallic wheels
» LED headlamps with IntelliBeam automatic high beams
» LED fog lamps and LED tail lamps
» Black luggage rack side rails
» Red front recovery hooks for off-road confidence
» Autosense power liftgate for hands-free convenience
» Deep tinted glass for added privacy and comfort

LUXURY-FOCUSED INTERIOR COMFORT

» Forest Storm interior with Mahogany accents
» Heated, ventilated, and power-adjustable front bucket seats
» Heated second-row bucket seats
» Power-folding third-row 60/40 split bench seat
» Power sliding centre console
» Heated steering wheel with power tilt and telescopic adjustment
» Tri-zone automatic climate control with rear air conditioning
» Memory settings for driver seat, mirrors, and steering column
» Wireless phone charging and wireless Apple CarPlay capability
» Premium Bose audio system
» Power outlets including 120V AC power outlet
» Deep-tinted glass and acoustic comfort glass features

POWER & PERFORMANCE

» 3.0L Duramax Turbo-Diesel engine
» 10-speed automatic transmission
» 4WD system with Autotrac two-speed transfer case
» Magnetic Ride Control suspension system
» Air Ride Adaptive Suspension
» Electronic Limited Slip Differential
» 3.23 rear axle ratio
» Engine block heater
» Heavy-duty cooling system with transmission oil cooler
» Stop/Start system with override
» Premium capability suspension tuning

TECHNOLOGY & INFOTAINMENT

» Premium GMC Infotainment System with virtual cockpit display
» Head-Up Display with driver information projection
» HD Surround Vision camera system
» Rear Camera Mirror with washer system
» Hitch Guidance with Hitch View and image adjustment
» Smart Trailer Integration System with trailer brake controller
» Wireless phone projection and connected services capability
» OnStar and connected vehicle services (subscription required)
» 5G Wi-Fi hotspot capability
» USB-A and USB-C connectivity throughout cabin
» Traffic Sign Recognition system

SAFETY & DRIVER ASSISTANCE

» Super Cruise hands-free driving capability (subscription required)
» Forward Collision Alert with Enhanced Automatic Emergency Braking
» Front Pedestrian and Cyclist Braking
» Rear Cross Traffic Braking
» Blind Zone Steering Assist with Trailering
» Intersection Automatic Emergency Braking
» Enhanced Parking Assist system
» Driver Attention Assist
» Safety Alert Seat system
» Teen Driver Mode and Buckle to Drive feature
» Tire Pressure Monitoring System

TRAILERING & UTILITY

» Premium Trailering Package with integrated controls
» Maximum Trailering capability equipment
» Hitch Guidance with Smart Trailer Integration Indicator
» Trailer Brake Controller system
» Front recovery hooks for added utility
» Skid plate protection for off-road use
» Air ride suspension leveling capability
» Factory towing preparation and cooling upgrades

WHY THE 2026 GMC YUKON XL AT4 STANDS OUT

» 3.0L Duramax diesel efficiency with strong towing capability
» Air Ride Adaptive Suspension with Magnetic Ride Control comfort
» Premium AT4 styling with blacked-out appearance package
» Advanced Super Cruise hands-free driving technology
» Three-row XL configuration with exceptional space and versatility
» Fully integrated trailering and towing technology suite

The 2026 GMC Yukon XL 4WD AT4 is a full-size luxury SUV built for strength, refinement, and advanced capability. With its diesel efficiency, premium interior, and cutting-edge driver assistance systems, it is designed to handle family travel, towing demands, and long-distance comfort with confidence.

Visit West Park Chevrolet Buick GMC in Altona to see this 2026 GMC Yukon XL 4WD in person and experience premium full-size SUV capability firsthand.