2027 GMC Sierra 1500 Price, Dimensions, Engine – The 2027 GMC Sierra 1500 rolls into the next model year with an extensive redesign that redefines what a premium full-size pickup should be. GMC has taken bold steps in reworking the Sierra’s proportions, giving it a more aggressive, squared-off front fascia and a refreshed grille design that better reflects its upscale identity. C-shaped LED signature lighting has been refined to be sharper and more focused, while the bumper features integrated fog lamps and active aero vents that help reduce drag and improve cooling. 2027 GMC Sierra 1500 Price
2027 GMC Sierra 1500 Redesign and Update Plan
Exterior & Interior
From the outside, the 2027 Sierra 1500 is rugged yet luxurious. GMC offers new paint options including “Sterling Ash,” “Deep Iron Blue,” and a two-tone “Summit White with Onyx Roof” exclusive to the Denali and AT4X trims. Wheel options range from 18-inch rugged alloys for work trucks to bold 22-inch chrome-finished rims for Denali Ultimate. The updated power-retractable running boards are wider and now include LED edge lighting, a small detail that adds both utility and flair during night-time operations.
Inside, the cabin has undergone a complete overhaul. The redesigned dashboard sports a more horizontal layout that stretches across a new 15.6-inch touchscreen infotainment system. Materials vary by trim—premium cloth and durable plastics in entry-level models, while higher trims like Denali and Denali Ultimate feature open-pore wood, brushed aluminum accents, and full-grain leather seating. New ambient lighting with customizable color profiles sets the mood, and an optional panoramic sunroof lets natural light flood the interior.
The center console is wider and smarter. It includes a wireless charging pad that accommodates tablets, redesigned cupholders with modular inserts, and a sliding armrest that reveals a hidden compartment for valuables. Rear-seat passengers benefit from heated and ventilated outboard seats, dual USB-C ports, and a fold-down armrest with integrated touchscreen controls for climate and media. GMC’s attention to detail continues with noise-canceling acoustic glass, additional insulation, and massaging front seats in top-tier trims, transforming the Sierra from a workhorse into a rolling executive suite.
The body lines have been cleaned up without losing the Sierra’s muscular stance. Designers sculpted the sides for better aerodynamics and added new character lines along the doors and bed, lending the truck a more premium profile without compromising toughness. Wheel arch flares are now more pronounced, and the rear end gets fresh LED tail lamps, a redesigned tailgate with an embossed Sierra badge, and improved MultiPro functionality. Even the cargo bed has been upgraded with new lighting, stronger tie-downs, and optional power outlets for on-site productivity.
GMC also introduces a new Active Suspension Package, which adjusts ride height based on load and driving conditions. Paired with magnetic ride control and adaptive dampers on higher trims, this setup dramatically improves on-road comfort and off-road capability. The frame itself is stiffer than ever, built from high-strength steel with reinforced crossmembers to support increased towing and payload capacity. With this redesign, GMC isn’t just evolving the Sierra—it’s solidifying it as the most technologically advanced and refined pickup in its class.
2027 GMC Sierra 1500 Specs
Engine & Performance
Under the hood, the 2027 GMC Sierra 1500 offers a refined lineup of engines tailored for different needs. The base model retains the 2.7-liter turbocharged inline-four, but it’s been reworked to produce 330 horsepower and 430 lb-ft of torque, thanks to improved injection timing and an electric-assist turbocharger. It’s now paired with an 8-speed automatic transmission that offers smoother, smarter gear transitions for daily driving and light towing.
The heart of the Sierra remains its 5.3-liter V8 and 6.2-liter V8 options. The 6.2L now produces an impressive 450 horsepower and 480 lb-ft of torque, aided by cylinder deactivation and new twin variable valve timing. Both V8s are mated to a revised 10-speed automatic transmission that delivers more torque at low RPMs and features a trailering mode with predictive shift logic. For eco-conscious buyers, GMC introduces a plug-in hybrid powertrain for the first time in a Sierra, combining a 3.0L Duramax diesel engine with an electric motor to produce 400 combined horsepower and 550 lb-ft of torque.
Off-road capabilities see significant improvement. The AT4X trim comes standard with front and rear e-lockers, a terrain management system with Rock Crawl mode, and reinforced skid plates. An optional Baja Package adds long-travel suspension, all-terrain 35-inch tires, and a reinforced driveshaft for desert runs. For towing, the Sierra can now handle up to 13,500 lbs with the Max Trailering Package, and a new trailer camera suite gives 360-degree trailer views, tire pressure monitoring, and sway assist alerts. 2027 GMC Sierra 1500 Price
2027 GMC Sierra 1500 Fuel Economy
Despite its size and power, the 2027 Sierra 1500 achieves solid fuel economy thanks to its aerodynamic upgrades and advanced powertrains. The base 2.7L turbo delivers 23 MPG city and 29 MPG highway, putting it at the top of the full-size pickup class. The 5.3L V8 returns 18 MPG city and 25 MPG highway, while the hybrid diesel-electric model reaches an outstanding 28 MPG combined, making it ideal for long-haul drivers and fleet managers alike.
2027 GMC Sierra 1500 Safety Features
GMC doubles down on safety in the 2027 Sierra 1500, with standard equipment that includes Forward Collision Alert, Automatic Emergency Braking, Lane Keep Assist, and a Rear Seat Reminder across all trims. A new addition is the Enhanced Adaptive Cruise Control, which works in stop-and-go traffic and can automatically resume from a complete stop, making it more usable in everyday commuting scenarios. Traffic Sign Recognition has also been added, which works alongside Speed Limit Assist to help drivers maintain safe speeds.
A standout safety innovation is the optional Super Cruise system. It allows for hands-free driving on over 500,000 miles of pre-mapped highways in North America and now includes automatic lane change functionality. Super Cruise uses LiDAR mapping, driver monitoring cameras, and real-time GPS data to provide a seamless, confident autonomous driving experience. For added peace of mind, the driver monitoring system ensures the operator stays engaged even during assisted driving.
The Sierra also boasts improved structural integrity. Its frame incorporates advanced crash zones and higher tensile steel for side-impact protection. Nine standard airbags protect all occupants, including a front center airbag to reduce injury in side-collision scenarios. A digital rearview mirror, a 360-degree HD camera system with bird’s-eye view, and pedestrian detection with emergency braking round out a safety suite that positions the 2027 Sierra among the safest pickups available.
2027 GMC Sierra 1500 Release Date & Price
Pricing for the 2027 GMC Sierra 1500 starts at $42,990 for the base Pro model with the 2.7L turbo. The SLT trim begins around $54,000, offering a mix of luxury and utility. The off-road-focused AT4X will start near $69,000, while the luxurious Denali Ultimate tops the lineup at $78,500. GMC is offering new fleet incentives and lease options, especially for small businesses and contractors looking to add high-efficiency pickups to their arsenal.
The 2027 Sierra 1500 is expected to begin arriving at dealerships in late Q3 of 2026, with production already underway at GM’s Arlington and Fort Wayne assembly plants. Pre-orders will open mid-year, and GMC is offering early access through its GMC Connected app. The initial production run will prioritize higher trims, with base models rolling out in early 2027. With class-leading capability, modern luxury, and next-gen tech, the Sierra 1500 is set to dominate the full-size truck segment once again. 2027 GMC Sierra 1500 Price