The 2027 GMC Sierra 1500 is an all-new generation, not a refresh. GMC replaced the previous lineup’s SLE and SLT with a restructured six-trim family, dropped two V8 engines and replaced them with two larger and more powerful ones, added up to 60 combined inches of digital displays to the cabin, and pushed the AT4X and Denali Ultimate into genuinely different territory than anything the outgoing model offered. The result is a truck with more room between trims, more powertrain variation, and significantly more technology across the board. If you are shopping the Sierra 1500 and want to know what a fair deal looks like, this guide breaks down dealer invoice prices for all 21 published configurations, explains the new engine and trim structure, and walks through how to negotiate effectively on a truck that just had its most significant redesign in years.

2027 GMC Sierra 1500 Invoice Prices by Trim

The table below shows MSRP alongside the dealer invoice price for all 2027 Sierra 1500 configurations with published pricing. All are pre-destination. GMC’s destination charge on the Sierra 1500 is approximately $1,795.

Trim
Cab / Bed
Drivetrain
MSRP
Dealer Invoice
Dealer Margin

Pro
Regular Cab 6.6 ft
4×2
$39,300
$37,767
$1,533

Pro
Regular Cab 8 ft
4×2
$39,500
$37,960
$1,540

Pro
Double Cab 6.6 ft
4×2
$42,600
$40,939
$1,661

Pro
Regular Cab 6.6 ft
4×4
$43,900
$42,188
$1,712

Pro
Regular Cab 8 ft
4×4
$44,100
$42,380
$1,720

Pro
Crew Cab 5.8 ft
4×2
$45,200
$43,437
$1,763

Pro
Double Cab 6.6 ft
4×4
$45,900
$44,110
$1,790

Pro
Crew Cab 5.8 ft
4×4
$48,500
$46,609
$1,891

Pro
Crew Cab 6.6 ft
4×4
$48,800
$46,897
$1,903

Elevation
Double Cab 6.6 ft
4×2
$50,200
$47,238
$2,962

Elevation
Crew Cab 5.8 ft
4×2
$53,200
$50,061
$3,139

Elevation
Double Cab 6.6 ft
4×4
$54,200
$51,002
$3,198

Elevation
Crew Cab 5.8 ft
4×4
$57,200
$53,825
$3,375

Elevation
Crew Cab 6.6 ft
4×4
$57,500
$54,108
$3,392

AT4
Crew Cab 5.8 ft
4×4
$70,700
$66,529
$4,171

Denali
Crew Cab 5.8 ft
4×2
$70,900
$66,717
$4,183

AT4
Crew Cab 6.6 ft
4×4
$71,200
$66,999
$4,201

Denali
Crew Cab 5.8 ft
4×4
$74,000
$69,634
$4,366

Denali
Crew Cab 6.6 ft
4×4
$74,700
$70,293
$4,407

AT4X
Crew Cab 5.8 ft
4×4
$82,700
$77,821
$4,879

Denali Ultimate
Crew Cab 5.8 ft
4×4
$85,100
$80,079
$5,021

Dealer margins on the Sierra 1500 scale meaningfully with the trim. The Pro family carries roughly $1,500 to $1,900 of front-end margin, while Elevation trims jump to $2,900 to $3,400, and AT4, Denali, AT4X, and Denali Ultimate carry $4,100 to $5,000. These are front-end margins before dealer holdback, which GMC pays to dealers quarterly as a percentage of MSRP and represents additional room below the invoice figures shown above. On the upper trims, $4,000 to $5,000 of combined front-end and holdback room gives buyers genuine negotiating leverage, particularly when competing quotes from other Sierra or Silverado dealers are in hand.

The 2027 Sierra 1500 Engine Lineup

The 2027 Sierra 1500 offers four engines, all paired with a 10-speed automatic transmission. Engine choice affects towing capacity, payload, and total cost more than any other single decision in the buying process.

The standard engine is the 2.7-liter TurboMax four-cylinder, producing 350 horsepower and 455 lb-ft of torque. This is an updated version of the TurboMax that GMC has used in recent Sierra generations, with a revised turbocharger and fuel injection system. At 350 horsepower, it makes more power than the base V8 engines in many competing trucks, and its torque arrives low in the rev range where everyday driving happens. For buyers who do not need maximum towing or the character of a naturally aspirated V8, the TurboMax is the value baseline.

The new 5.7-liter V8 produces 402 horsepower and 428 lb-ft of torque. This engine replaces the outgoing 5.3-liter V8, which made 355 horsepower and 383 lb-ft, and the gains are meaningful: 47 more horsepower and 45 more lb-ft across the board. Maximum conventional towing with the 5.7-liter reaches approximately 13,500 pounds on properly equipped configurations, and maximum payload is approximately 2,310 pounds. This is the engine for Sierra buyers who want V8 character and serious capability without stepping to the top of the lineup.

The new 6.6-liter V8 produces 481 horsepower and 501 lb-ft of torque, replacing the outgoing 6.2-liter (420 horsepower / 460 lb-ft). The 6.6-liter is standard on the Denali Ultimate and available as an option on other upper trims. At 481 horsepower, it is the most powerful gas engine ever offered in the Sierra 1500 and delivers performance that competes with half-ton trucks previously available only as performance specialty models.

The 3.0-liter Duramax diesel produces 305 horsepower and 495 lb-ft of torque. It is standard on the AT4X and available as an option on other trims. The diesel’s combination of torque and fuel efficiency makes it the range-hauler of the lineup: with the Sierra’s available 34-gallon fuel tank, buyers can expect highway range approaching 900 miles on a single fill. For buyers who tow frequently and cover long distances between fuel stops, the Duramax diesel is a compelling option even at its premium over the gas engines.

Trim-by-Trim Breakdown

The Pro is the fleet and work trim of the new Sierra lineup, occupying the same functional role the WT played in previous generations. It carries a durable, work-focused specification: vinyl seating surfaces, rubber flooring, a 7-inch infotainment display, and the stripped-down configuration that contractors, municipalities, and commercial buyers prefer because it leaves the most room for upfitting and keeps per-unit purchase cost low. The Pro is available in the widest configuration range in the lineup, including Regular Cab with both 6.6-foot and 8-foot bed options. At a $37,767 dealer invoice on the entry Regular Cab 4×2, the Pro is one of the most affordable new half-ton trucks in the United States.

The Elevation takes the Sierra from work truck to mainstream daily driver. It adds cloth seating, the 16.3-inch infotainment screen, automatic emergency braking, and a substantially more finished interior compared with the Pro. The Elevation is built around a sport-dark exterior aesthetic: blacked-out grille surround, body-color accents, and 20-inch alloy wheels with a dark finish. It is the first trim where the new standard safety suite, including intersection automatic emergency braking, adaptive cruise control, and blind zone steering assist, comes standard. At $50,200 to $57,500 MSRP depending on configuration, the Elevation is the volume trim of the new Sierra lineup and the entry point for most retail buyers.

The AT4 is the off-road variant, available in Crew Cab only with 4×4 as the sole drivetrain. It adds a factory 2-inch suspension lift, 18-inch off-road wheels and all-terrain tires, Skid Plates protecting critical underbody components, a MultiPro tailgate, and the Pro Grade Protection Package covering the truck’s underbody. The AT4 also gains an exclusive two-tone exterior treatment and AT4-specific interior badging. It sits at the top of the mainstream Sierra range before the lineup shifts to the premium AT4X and Denali tiers. At a $66,529 to $66,999 dealer invoice depending on bed length, the AT4 carries roughly $4,200 of front-end margin.

The Denali is the premium luxury trim of the Sierra lineup, emphasizing interior quality and technology over off-road capability. Standard equipment at this tier includes the full 60-inch digital display array, 11.5-inch passenger screen, 12.2-inch digital instrument cluster, a 15-inch head-up display, a 14-speaker Bose audio system, real wood interior trim, and 20-inch chrome or polished alloy wheels. The Denali is available in both 4×2 and 4×4 on the 5.8-foot bed, and in 4×4 with the 6.6-foot bed, making it the only upper-tier trim with 4×2 availability. Front-end margins of $4,183 to $4,407 make the Denali one of the better positions in the lineup for negotiating.

The AT4X is the extreme off-road configuration, taking the AT4’s capability and raising it substantially. Standard AT4X equipment includes Multimatic Jounce Control Dampers, front and rear electronic locking differentials, 35-inch Goodyear Wrangler Territory MT tires, a revised front fascia with improved approach angle, and the 3.0-liter Duramax diesel as the standard engine. The interior gets Timber Mahogany trim, more supportive front performance seats, a flat-bottom steering wheel, and stainless steel speaker grilles. An AEV (American Expedition Vehicles) Edition package remains available for buyers who want to push the AT4X’s capability further. At $77,821 dealer invoice, the AT4X is priced above the Denali but delivers a genuinely different capability profile.

The Denali Ultimate is the top of the Sierra 1500 lineup and the most technology-intensive half-ton truck GMC has ever offered. The 6.6-liter V8 is standard, making it the only configuration where the new large V8 comes without an upcharge. Standard equipment includes the full display package (16.3-inch infotainment, 11.5-inch passenger screen, 12.2-inch cluster, 15-inch head-up display), 14-way massaging and ventilated front seats covered in semi-aniline leather, forged wood trim, a 3-year Super Cruise subscription, and an exclusive Denali Ultimate exterior package. At $80,079 dealer invoice, it carries the highest front-end margin in the lineup at over $5,000.

What Changed for 2027: Full Generation Redesign

The 2027 Sierra 1500 is a full generation replacement, not a refresh. The changes span every system in the truck.

The most significant mechanical changes are the two new V8 engines. The 5.7-liter replaces the 5.3-liter with 47 more horsepower and 45 more lb-ft of torque. The 6.6-liter replaces the 6.2-liter with 61 more horsepower and 41 more lb-ft. Both engines are purpose-built for the new platform. The TurboMax four-cylinder and Duramax diesel carry over in updated form.

The trim lineup was restructured significantly. The SLE and SLT, which were the mid-tier workhorses of the outgoing Sierra, are both discontinued. The new lineup runs Pro, Elevation, AT4, Denali, AT4X, Denali Ultimate — a structure that consolidates the mainstream mid-range into the Elevation and jumps more sharply to the AT4 and Denali at the premium tier. Buyers who were cross-shopping the outgoing SLT will find the Elevation as its functional successor.

The cabin received the most visible change. Up to 60 combined inches of digital screens are available across the instrument cluster, center infotainment, passenger screen, and head-up display, depending on trim. Google built-in with Gemini is integrated as the voice and AI assistant. The 16.3-inch infotainment screen is standard from Elevation upward. Super Cruise and adaptive cruise control now activate with a single tap rather than a multi-step process. The new MultiPro center console converts between a standard console and a full workstation surface.

Standard safety technology expanded across all trims. Intersection automatic emergency braking, adaptive cruise control, blind zone steering assist, and an HD rear vision camera are newly standard on the Sierra 1500. The AT4X gains the new 35-inch tire as standard equipment for the first time.

Towing and Payload

The 2027 Sierra 1500’s towing and payload figures vary by engine, cab, bed, drivetrain, and option choices, and the door-jamb sticker on a specific truck is the authoritative figure for that configuration. These are the key benchmarks for properly equipped trucks.

The 5.7-liter V8, the new mainstream capability engine, supports up to approximately 13,500 pounds of conventional towing and approximately 2,310 pounds of maximum payload. The 6.6-liter V8 on the Denali Ultimate is expected to support higher ratings given its significantly greater output, though configuration-specific figures should be confirmed with your dealer or GMC’s online tow guide once full data is published. The 2.7-liter TurboMax and 3.0-liter Duramax diesel have their own configuration-specific ratings.

GMC’s trailering technology suite — available on upper trims — includes an Integrated Trailer Brake Controller, a Trailering App with pre-departure checklists, trailer camera provisions, and Hitch View with hitch guidance to simplify trailer hookup. These systems are part of the technology upgrade in the new generation and are more capable than what the outgoing Sierra offered.

Warranty Coverage

The 2027 GMC Sierra 1500 carries a 3-year/36,000-mile bumper-to-bumper warranty and a 5-year/100,000-mile powertrain warranty. GMC provides roadside assistance for 5 years or 100,000 miles. OnStar connectivity is included for a trial period on new Sierra purchases, with subscription options for continued service. The Duramax diesel powertrain warranty terms may differ from the gas powertrain terms, so confirm diesel-specific coverage with your dealer before purchase.

How to Negotiate a 2027 Sierra 1500

The full redesign changes the negotiating environment in ways that work both for and against buyers. On one hand, demand for a new-generation model is typically elevated in the launch period, particularly at upper trim levels where supply is tightest. On the other hand, the elimination of SLE and SLT means some loyal Sierra buyers will need to step up to the Elevation or AT4 to find their previous trim’s features — and some of them will not want to, creating potential inventory softening on certain configurations.

Use the invoice prices in this guide as your negotiating anchor. At the Pro level, margins of $1,500 to $1,900 are thin, and moving below invoice on a launch-year truck at this price point may not be realistic when demand is healthy. That said, knowing the invoice keeps you from paying unnecessary markup above MSRP. For buyers at the Elevation level, margins jump to $3,000 to $3,400, which provides real room, particularly on a Double Cab configuration or one that has been on the lot for more than 30 days.

The largest negotiating room is at the AT4, Denali, AT4X, and Denali Ultimate level. Front-end margins of $4,000 to over $5,000, combined with dealer holdback, mean that a buyer who has done their homework and obtained competing quotes can legitimately push below the invoice numbers shown here, particularly later in a model quarter when dealers are managing allocation targets. The Denali Ultimate at $80,079 invoice and $5,021 of front-end margin is the most room available in the lineup.

Compare offers across multiple GMC dealers before you commit. The Sierra 1500 and Chevrolet Silverado share the same platform, so a Silverado quote from a competing dealer is legitimate cross-shopping leverage. GMC dealers know buyers are aware of Silverado pricing and will factor that into their conversations.

Timing matters. First-quarter arrival of a full redesign typically carries the highest transaction prices. Buyers who are flexible on timing — shopping three to six months after launch rather than at first availability — generally find dealers more willing to negotiate as initial demand normalizes and inventory builds. If you are open to waiting, that patience has real dollar value on a truck like this.

In the finance and insurance office, the same rules apply as on any truck in this price range. Know what you want before you sit down. Extended warranties, appearance protection packages, and accessory bundles can add thousands to a transaction that already requires careful attention to the base price. Treat each F&I product as its own buying decision rather than accepting a bundle to end the conversation faster.