In stock now in Kingston · From $38,300 · 4.6★ from 1,302 Google reviews
Eight trims, four engines, MultiPro Tailgate. From $38,300 at Marty's GMC in Kingston.
Eight trims and four engines, from the Pro at $38,300 to the Denali Ultimate at $84,400. Every 2026 Sierra 1500 gets the six-function MultiPro Tailgate, available Super Cruise hands-free driving, and ProGrade Trailering with up to 14 camera views.
| Starting MSRP | $38,300 (Pro). SLE from $48,700, Elevation from $50,500, SLT from $55,100, Denali from $66,100, AT4 from $67,000, AT4X from $79,600, Denali Ultimate from $84,400. Excludes the $2,795 destination freight charge. |
|---|---|
| Trims | Eight: Pro, SLE, Elevation, SLT, AT4, Denali, AT4X, Denali Ultimate. Crew Cab on every trim; Double Cab on Pro, SLE, Elevation; Regular Cab on Pro. |
| Engines | 2.7L TurboMax turbo I-4 (310 HP / 430 lb-ft), 5.3L EcoTec3 V8 (355 HP / 383 lb-ft), 6.2L EcoTec3 V8 (420 HP / 460 lb-ft), 3.0L Duramax inline-six turbodiesel (305 HP / 495 lb-ft). |
| Drivetrain | 2WD or 4WD. 8-speed automatic standard with the 2.7L TurboMax; 10-speed automatic with the 5.3L V8, the 6.2L V8, and the 3.0L Duramax. |
| Seating | Up to 6 (Crew Cab and Double Cab with front bench); 5 with front buckets; 3 in Regular Cab. |
| Bed / Towing | Short (5' 10"), standard (6' 8"), and long (8' 2") beds. Tows up to 13,300 lbs with the 3.0L Duramax and Max Trailering Package (properly equipped). Payload up to 2,506 lbs; by cab and box: Regular Cab standard bed 2,293–2,412 lbs, Regular Cab long bed 2,301–2,443 lbs, Double Cab standard bed 2,183–2,506 lbs, Crew Cab short bed 2,174–2,489 lbs, Crew Cab standard bed 2,117–2,417 lbs. |
| Fuel economy | Best highway rating is the 3.0L Duramax diesel at an EPA-estimated 22 city / 26 hwy / 24 combined MPG (AT4 Crew Cab short bed 4WD). The standard 2.7L TurboMax is EPA-estimated at 18 city / 21 hwy / 20 combined (2WD); the 5.3L V8 at 16 city / 20 hwy (2WD); the 6.2L V8 at 15 city / 19 hwy / 16 combined (Denali Ultimate Crew Cab short bed 4WD). |
| Current offer | September 2026 incentives at Marty's GMC on the 2026 Sierra 1500: 0% APR for 5 years plus no monthly payments until next year for well-qualified buyers through GM Financial; 0% APR for 36 months plus $10,799 Total Value on the Elevation Crew Cab TurboMax with an eligible 2012-or-newer trade; Ultra-Low-Mileage Leases from $279/month for 24 months for current 2021-or-newer Buick or GMC lessees. New retail delivery by September 30, 2026. See offers → |
The 2026 GMC Sierra 1500 is a full-size half-ton pickup with eight trims, four engines, the six-position MultiPro Tailgate, and available Super Cruise hands-free driving, sold and serviced by Marty's GMC at 5 Kingston Collection Way, Kingston, MA 02364, (781) 936-0081. Properly equipped with the 3.0L Duramax diesel and Max Trailering Package it tows up to 13,300 lbs, and the available CarbonPro carbon-fiber composite bed (Denali Ultimate, AT4X) is unique in the segment.
Every 2026 Sierra 1500 trim, every available paint, all in one place. Drag to rotate the truck. Tap a trim to see how the proportions change from Pro to Denali Ultimate. Switch to Interior to step inside the Denali Ultimate cabin.
Official 2026 GMC renders, served live from gmc.com. Color and trim availability shown reflects manufacturer offerings; dealer stock varies. Call (781) 936-0081 to check current allocations.
Sierra 1500 is GMC's flagship full-size pickup. The MultiPro Tailgate, the ProGrade Trailering camera suite, and Super Cruise hands-free driving were all engineered in-house at GMC, not bolted on from a supplier catalog. The cabin materials and the body hardware match.
2.7L TurboMax, 5.3L V8, 6.2L V8, and 3.0L Duramax inline-six diesel. 305 to 420 HP, 383 to 495 lb-ft of torque. Pick the engine, then the trim.
Six positions — Primary, Inner Gate Load Stop, Full-Width Step, plus three combinations. 375-lb step capacity. The only six-function tailgate in the segment.
True hands-free driving on 600,000+ miles of compatible roads. Includes auto lane change, trailering support, and lane change on demand.
ProGrade Trailering's segment-leading camera suite — including a transparent trailer view that visually "sees through" what you're towing.
From the work-first Pro at $38,300 to the carbon-bedded Denali Ultimate at $84,400. Filter by use case to narrow the field.
The work-first Sierra. 2.7L TurboMax, vinyl floors, 17" steel wheels, 7" diagonal infotainment. Spec'd to take a beating and run for years.
Cloth seats, remote start, 17" or 20" wheels, GMC Pro Safety Plus, and the upgraded 13.4" diagonal infotainment center. The volume trim that covers most needs.
Black exterior trim, dark badging, 20" gloss-black wheels. Step bars and trailer-brake controller standard. The blacked-out look without the off-road premium.
Heated leather, dual-zone climate, MultiPro Tailgate standard, 18" or 20" chrome wheels, available Bose audio. Where the Sierra starts feeling like a Denali.
Standard 3.0L Duramax inline-six turbodiesel, 2-inch factory lift, 18" gloss-black wheels with Goodyear Wrangler DuraTrac all-terrain tires, skid plates, hill descent control, and the Off-Road mode in Drive Mode Selector.
Available 6.2L V8, premium open-pore wood trim, 16-way massaging front seats, available Super Cruise, 15" Premium Multicolor Heads-Up Display, and the 12" digital cluster.
Multimatic DSSV dampers, front + rear electronic locking differentials, 18" wheels with 33" mud-terrains, AT4X-exclusive interior in full-grain leather, and the standard 3.0L Duramax diesel with the 6.2L V8 available.
Full-grain Alpine Umber or Vader Chrome leather, Vader Chrome accents, available CarbonPro bed, standard 6.2L V8, standard Super Cruise, panoramic sunroof, and 22" wheels.
No other half-ton truck offers this many powertrain choices. Use the tabs to compare horsepower, torque, fuel economy, and tow rating across all four.
Standard on Pro, SLE, and Elevation. The 2.7L TurboMax delivers 310 HP and 430 lb-ft of torque, runs on regular 87 octane, and tows up to 9,400 lbs. The shortest-snouted Sierra under the hood.
Click each position to see what GMC engineers built into the back of every Sierra SLT and above. No other half-ton tailgate does this.
Primary Gate
The classic full drop-down. Loads from full-bed height, supports CornerStep entry, and integrates the available 110V power outlet.
Sierra's two driver-tech systems are Super Cruise hands-free driving and ProGrade Trailering. Both are GMC-engineered, share data with the cluster and HUD, and stay active while you're towing. Available on Denali, Denali Ultimate, AT4, and AT4X.
GM's mapped, lidar-validated, driver-attention-monitored hands-free driver-assist. Take your hands off the wheel on over 600,000 miles of compatible roads in the U.S. and Canada — including I-93, I-95, I-495, and Route 3 around the South Shore.
Compatible across major divided highways in the U.S. and Canada.
System changes lanes on its own when traffic clears, or on demand when you tap the turn signal.
One of the only trucks where Super Cruise stays active while towing. Cross-country towing without white-knuckle steering.
IR camera monitors driver attention. Wheel light bar glows green when hands-free is active, blue for adaptive cruise, red if attention drifts.
GMC's full towing tech suite — purpose-built cameras, integrated trailer brake controller, hitch guidance, and the in-vehicle Trailering app. On Denali Ultimate and AT4X, the camera count goes up to 14, including a transparent trailer feature that visually "sees through" what you're towing.
With the 3.0L Duramax Diesel and Max Trailering Package, properly equipped. Tow ratings vary by cab, bed, engine, and drivetrain.
Composites the rear camera through the trailer so you can see what's behind it while backing.
Per-trailer profiles, pre-departure checks, tire-pressure monitoring, brake settings, light tests — on the 13.4" screen.
Standard on Elevation and above. Adjust gain from the cluster — not a hanging black box on the lower dash.
Tap a thumbnail to preview
01Hitch View
02Bed View
03Front Camera
04Front Side
05Front Top-Down
06Surround
07Rear Camera
08Rear Side
09Rear Top-Down
10Rear Trailer11Transparent Trailer
12Inside Trailer
13PiP Side View
14Rear Camera MirrorPublished OEM specs across the four full-size half-ton trucks Marty's GMC customers cross-shop most. Where Sierra wins, we say so. Where it doesn't, we say that too.
| Spec | GMCSierra 1500from $38,300* | FordF-150from $39,330 | RAM1500from ~$40,275 | ToyotaTundrafrom ~$40,090 |
|---|---|---|---|---|
| Max Tow | 13,300lb3.0L Duramax + Max Trailering | 13,500lb3.5L EcoBoost MaxTow | 11,610lb3.0L Hurricane SO Inline-Six | 12,000lbi-FORCE 3.5L V6 twin-turbo |
| Top Gas HP | 420hp6.2L EcoTec3 V8 | 400hp3.5L EcoBoost (PowerBoost hybrid: 430 HP) | 540hp3.0L Hurricane HO twin-turbo I-6 | 437hpi-FORCE MAX hybrid (non-hybrid: 389 HP) |
| Diesel Available | Yes3.0L Duramax · 305 HP / 495 lb-ft · 13,300-lb max tow | NoPower Stroke discontinued for 2022 | NoEcoDiesel discontinued after 2023 | NoNo diesel offered |
| Tailgate | MultiPro 6-posSix positions including step + load stop | Tailgate StepSingle deployable step | MultifunctionSplit barn-door style, no step | StandardSingle-piece, power down available |
| Hands-Free Driving | Super Cruise750K+ miles, trailering supported | BlueCruiseComparable mileage, limited trailer support | NoActive Driving Assist (hands-on lane centering only) | NoToyota Safety Sense 3.0 only |
| Camera Views | Up to 14Including transparent-trailer composite | Up to 9360 + trailer cam options | Up to 8360 surround | Up to 8Panoramic View Monitor |
| Carbon-Fiber Bed | CarbonProAvailable on Denali Ultimate, AT4X | NoSteel bed only | NoSteel bed only | NoSheet-molded composite (SMC) bed |
Competitor specs verified against ford.com, ramtrucks.com, and toyota.com 2026 model-year materials at time of publication. RAM no longer offers the HEMI V8 for 2026 — the lineup is now Hurricane Standard Output, Hurricane High Output, and Hybrid. Sierra 1500 specs per gmc.com. Red dot marks a row where Sierra leads every truck shown.
Pro on a jobsite. Denali Ultimate at golden hour. AT4X cabin in Vader Chrome. CarbonPro bed in studio light. The visual range across the lineup.
Offers updated September 2, 2026 · valid through September 30, 2026
Verified national programs from gmc.com. All offers require new retail delivery by September 30, 2026.
For well-qualified buyers when you finance a 2026 Sierra 1500 through GM Financial. 0% APR for 60 months equals $16.67 per month per $1,000 financed. Plus, no monthly payments until next year: deferred monthly payments for 122 days; finance charges accrue from the date of financing. Some customers will not qualify. Not available with lease offers.
On the 2026 Sierra 1500 Elevation Crew Cab with TurboMax: 0% APR for 36 months for well-qualified buyers through GM Financial, with a $10,799 Total Value when you trade in a 2012-or-newer vehicle. Includes $4,949 average finance savings + $3,500 trade allowance + $1,350 engine credit + $1,000 bonus cash.
For current lessees of 2021-or-newer Buick or GMC vehicles. 2026 Sierra 1500 Double Cab 4WD Elevation with TurboMax. 24 monthly payments. $3,759 due at signing (after all offers). 20,000-mile total mileage allowance; excess $0.25/mile. $0 security deposit. Ultra-Low-Mileage Lease through GM Financial.
For current lessees of 2021-or-newer Buick or GMC vehicles. 2026 Sierra 1500 Short Box Crew Cab 4WD Elevation with TurboMax. 24 monthly payments. $4,659 due at signing (after all offers). 20,000-mile total mileage allowance; excess $0.25/mile. $0 security deposit. Ultra-Low-Mileage Lease through GM Financial.
For current lessees of 2021-or-newer Buick or GMC vehicles. 2026 Sierra 1500 Short Box Crew Cab 4WD Elevation with 5.3L EcoTec3 V8. 24 monthly payments. $4,919 due at signing (after all offers). 20,000-mile total mileage allowance; excess $0.25/mile. $0 security deposit. Ultra-Low-Mileage Lease through GM Financial.
No obligation. A Marty's GMC product specialist will confirm availability, current incentives, and your trade value.
Disclosures: Offers valid through 9/30/2026 (take new retail delivery by 09-30-2026) for qualified buyers. 0% APR for 5 Years: for well-qualified buyers when financed through GM Financial on the 2026 Sierra 1500. Monthly payment is $16.67 for every $1,000 financed. Average example down payment is 10.3%. Must finance through GM Financial. Some customers will not qualify. Not available with lease and some other offers. No monthly payments until next year: Deferred monthly payments for 122 days. Must finance with GM Financial. Some customers will not qualify. Down payment required at signing, if applicable. Finance charges accrue from date of financing. Not available with lease and some other offers. 0% APR + $10,799 Total Value on 2026 Sierra 1500 Elevation Crew Cab with TurboMax: 0% APR for well-qualified buyers when financed through GM Financial; length of contract 36 months; monthly payment is $27.78 for every $1,000 financed; average example down payment is 11.9%. $10,799 Total Value = $4,949 average finance savings + $3,500 trade allowance + $1,350 engine credit + $1,000 bonus cash; based on MSRP of $55,370. For trade allowance, you must show proof of ownership and trade in a 2012 model year or newer vehicle. Length of contract limited. Some customers will not qualify. Savings based on Bankrate of 5.64%. Not available with lease and some other offers. $279/mo Lease: $279/mo for 24 months on 2026 GMC Sierra 1500 Double Cab 4WD Elevation with TurboMax ($52,240 MSRP); $3,759 due at signing after all offers; 24 monthly payments total $6,696. For current lessees of 2021 model year or newer Buick and GMC vehicles at least 30 days prior to the lease of a new GM vehicle through GM Financial; must show proof of lease. Mileage charge of $0.25/mile over 20,000 miles. No security deposit required. Lessor must approve lease. Lessee pays for maintenance, repair, excess wear, and disposition fee of $495 or less at lease end. Option to purchase at lease end for an amount to be determined at lease signing. Payments may be higher in some states. Each dealer sets own price. Not available with other offers. $299/mo Lease: $299/mo for 24 months on 2026 GMC Sierra 1500 Short Box Crew Cab 4WD Elevation with TurboMax ($56,395 MSRP); $4,659 due at signing after all offers; 24 monthly payments total $7,176. Same eligibility, terms, and conditions as the $279/mo offer. $369/mo Lease: $369/mo for 24 months on 2026 GMC Sierra 1500 Short Box Crew Cab 4WD Elevation with 5.3L EcoTec3 V8 ($60,990 MSRP); $4,919 due at signing after all offers; 24 monthly payments total $8,856. Same eligibility, terms, and conditions as the $279/mo offer. All offers exclude tax, title, registration, $595 Marty's GMC dealer documentation fee, destination charge, and optional equipment. Not all offers stack. See Marty's GMC for complete details.
Get a Kelley Blue Book® Instant Cash Offer — a real dollar amount, redeemable for 7 days, no haggling required. Apply it toward your new Sierra 1500 or take the cash.
Family-owned, Kingston-based, and proudly serving Plymouth, Pembroke, Duxbury, the Cape, and the entire South Shore.
Transparent figures, transparent fees, transparent trades. We negotiate with banks and lenders so the deal works for you.
Pro through Denali Ultimate, gas and diesel, Crew Cab and Double Cab. If we don't have your spec, we'll locate or factory-order it.
Ask about a service loaner when you book. Routine maintenance like oil changes, tire rotations, and multi-point inspections can often be completed the same day.
ASE-certified technicians, full GMC diagnostic equipment, and OEM parts. Tow-rated alignments and trailer-brake calibration on site. Schedule service ›
Get pre-approved online before you visit. We shop your deal across multiple banks and credit unions to find the best rate.
5 Kingston Collection Way, Kingston, MA. Easy from Plymouth, Pembroke, Duxbury, Hanover, Cape Cod, and the entire South Shore.
Marty's GMC serves Kingston, Plymouth, the South Shore, and Cape Cod. The reviews speak for themselves: 4.6 stars across 1,302 verified Google reviews. When you buy a Sierra at Marty's, you're buying it from a dealership New Englanders already trust.
Read Customer Reviews → Read every review on Google →Real answers from the Marty's GMC team. Call us if we missed yours.
The 2026 GMC Sierra 1500 starts at $38,300 for the Pro trim. Pricing across the lineup: SLE from $48,700, Elevation from $50,500, SLT from $55,100, Denali from $66,100, AT4 from $67,000, AT4X from $79,600, and Denali Ultimate from $84,400. Prices exclude the $2,795 destination freight charge, tax, title, registration, and the $595 dealer documentation fee.
The 2026 Sierra 1500 offers three cab styles: Crew Cab (available on all trims, 43.4 inches of rear legroom), Double Cab (Pro, SLE, and Elevation only), and Regular Cab (Pro only). Three bed lengths are available: short bed (5' 10"), standard bed (6' 8"), and long bed (8' 2"). Not every cab/bed/trim combination is available -- the Crew Cab pairs with short or standard beds, the Double Cab uses the standard bed, and the Regular Cab uses the standard or long bed. Marty's GMC can confirm a specific configuration for any trim.
Up to 13,300 lbs when properly equipped with the 3.0L Duramax Diesel and Max Trailering Package -- the highest figure in the Sierra lineup. The standard 2.7L TurboMax tows up to 9,400 lbs. Maximum payload reaches up to 2,506 lbs. By cab and box, gmc.com Build & Price lists 2,293-2,412 lbs (Regular Cab standard bed), 2,301-2,443 lbs (Regular Cab long bed), 2,183-2,506 lbs (Double Cab standard bed), 2,174-2,489 lbs (Crew Cab short bed), and 2,117-2,417 lbs (Crew Cab standard bed). See the full ProGrade Trailering tech →
Four powertrains: 2.7L TurboMax inline-four (310 HP / 430 lb-ft), 5.3L EcoTec3 V8 (355 HP / 383 lb-ft), 6.2L EcoTec3 V8 (420 HP / 460 lb-ft), and 3.0L Duramax inline-six turbodiesel (305 HP / 495 lb-ft). The 2.7L is standard on Pro, SLE, and Elevation; the 5.3L is standard on SLT and Denali; the 3.0L Duramax is standard on AT4 and AT4X; and the 6.2L is standard on Denali Ultimate and available on AT4X. The Duramax is also available on SLE, Elevation, SLT, Denali, and Denali Ultimate. Fuel economy: the best highway rating belongs to the 3.0L Duramax at an EPA-estimated 22 city / 26 hwy / 24 combined MPG (AT4 Crew Cab short bed 4WD). The standard 2.7L TurboMax is rated 18 city / 21 hwy / 20 combined (2WD), the 5.3L V8 16 city / 20 hwy (2WD), and the 6.2L V8 15 city / 19 hwy / 16 combined (Denali Ultimate Crew Cab short bed 4WD). Compare engines →
The MultiPro Tailgate is GMC's signature six-function tailgate, standard on Sierra 1500 SLT and above. Six positions: Primary Gate, Primary Gate with Load Stop, Inner Gate Load Stop, Full-Width Step (with 375-lb capacity grab handle), Easy-Access Setup, and Work Surface. An available MultiPro Audio System by Kicker turns the tailgate into a powered speaker for tailgating. Try the interactive demo →
Yes. Super Cruise is GM's hands-free advanced driver-assist that works on more than 600,000 miles of compatible roads in the U.S. and Canada -- including I-93, I-95, I-495, and Route 3 around the South Shore. It includes automatic lane change, lane change on demand, and trailering support. Available on Denali, Denali Ultimate, AT4, and AT4X. Three years of Super Cruise service is included with eligible new vehicles. Driver attention is monitored continuously by an IR camera in the steering column.
The AT4 is a capable factory off-road trim -- 2-inch lift, all-terrain tires, skid plates, hill descent control, and a rear locker -- starting at $67,000. The AT4X is the off-road halo: it adds Multimatic DSSV spool-valve dampers (the same supplier as Corvette Z06), front and rear electronic locking differentials, 33-inch mud-terrain tires, and an AT4X-exclusive interior in full-grain leather. Both trims come standard with the 3.0L Duramax inline-six diesel; the 420-HP 6.2L EcoTec3 V8 is available on AT4X. AT4X starts at $79,600.
Denali Ultimate is the Sierra flagship: standard 6.2L EcoTec3 V8 (420 HP), standard Super Cruise, standard MultiPro Tailgate, standard 22-inch wheels, panoramic sunroof, full-grain Alpine Umber or Vader Chrome leather, real open-pore wood, the available CarbonPro carbon-fiber composite bed, the 13.4" Premium GMC Infotainment System with Google built-in, the 12.3" Driver Information Center, and the 15" Multicolor Head-Up Display.
CarbonPro is GMC's available carbon-fiber composite cargo bed offered on Denali Ultimate and AT4X. Lighter than steel and more dent-, scratch-, and corrosion-resistant. The same composite technology used in aerospace and racing applications, adapted for hauling.
Every 2026 Sierra 1500 trim includes the standard GMC Pro Safety package: Forward Collision Alert, Front Pedestrian Braking, Automatic Emergency Braking, Forward Distance Indicator, Lane Keep Assist with Lane Departure Warning, Following Distance Indicator, IntelliBeam high beams, and OnStar Automatic Crash Response. The available GMC Pro Safety Plus package (SLE and above) adds Rear Cross Traffic Alert, Lane Change Alert with Side Blind Zone Alert, Safety Alert Seat, and Rear Park Assist.
Nine factory paint options for 2026: Summit White (no-cost, all trims), Onyx Black, Sterling Metallic, Cardinal Red, Titanium Rush Metallic, Volcanic Red Tintcoat ($645 -- SLT, AT4, AT4X), Coastal Dune ($495 -- new for 2026, available on Pro, Elevation, AT4, AT4X, Denali, Denali Ultimate), Glacier White Tricoat ($1,095 -- new for 2026, available on SLT, Denali, Denali Ultimate), and Downpour Metallic (Denali and Denali Ultimate). Not every color is offered on every trim. Spin each trim →
Every new 2026 Sierra 1500 includes a 3-year/36,000-mile bumper-to-bumper limited warranty (whichever comes first), a 5-year/60,000-mile powertrain limited warranty, and a 5-year/60,000-mile roadside assistance and courtesy transportation program. Vehicles equipped with the 3.0L Duramax Diesel get an extended 5-year/100,000-mile diesel powertrain warranty. Marty's GMC service uses ASE-certified technicians and full GMC diagnostic equipment.
For September 2026, the featured 2026 Sierra 1500 offer is 0% APR for 5 years for well-qualified buyers who finance through GM Financial, plus no monthly payments until next year (payments deferred 122 days; finance charges accrue from the date of financing). On the Elevation Crew Cab with TurboMax: 0% APR for 36 months + $10,799 Total Value when you trade in a 2012-or-newer vehicle. Current lessees of 2021-or-newer Buick or GMC vehicles can lease a Sierra 1500 Double Cab 4WD Elevation TurboMax for $279/month for 24 months ($3,759 due at signing), a Short Box Crew Cab Elevation TurboMax for $299/month for 24 months ($4,659 due at signing), or a Short Box Crew Cab Elevation with the 5.3L V8 for $369/month for 24 months ($4,919 due at signing). Take new retail delivery by September 30, 2026. Call (781) 936-0081 for full eligibility. See current offers →
Marty's GMC proudly serves the South Shore and Cape Cod region from our home at 5 Kingston Collection Way in Kingston, Massachusetts. Just off Route 3 at the Kingston Collection mall, we are the most convenient GMC dealer for full-size truck buyers across Plymouth, Pembroke, Duxbury, Hanover, Marshfield, Carver, Halifax, Middleborough, Wareham, Bourne, Sandwich, Falmouth, Hyannis, Barnstable, Mashpee, and the surrounding South Shore and Cape Cod communities.
The 2026 GMC Sierra 1500 is the right truck for New England's mix of jobsite, highway, and weekend duty. Eight trim levels from the $38,300 Pro to the $84,400 Denali Ultimate, four powertrains including the 420-HP 6.2L V8 and the 495-lb-ft 3.0L Duramax inline-six diesel, the segment-only six-position MultiPro Tailgate, available Super Cruise hands-free driving, and up to 14 camera views in ProGrade Trailering — all backed by a real GMC-certified service department.
Open Mon–Thu until 7 PM, Fri until 6 PM, Sat until 4 PM. Call (781) 936-0081 or visit martysgmc.com.
Explore the GMC lineup: 2026 Sierra HD·2026 Canyon·2026 Acadia·2026 Yukon·2027 Terrain
Test drive the 2026 GMC Sierra 1500, ask the questions you came in with, and let our team build the deal that works for you. No pressure, no games.
No obligation. A Marty's GMC product specialist will confirm availability, current incentives, and your trade value.
*MSRP excludes the $2,795 destination freight charge, tax, title, license, dealer documentation fee, and optional equipment. Dealer sets final price. Incentive offers valid through 9/30/2026 for qualified buyers; not all offers stack with special finance, lease, and other programs. See Marty's GMC for complete details.
Maximum trailering of 13,300 lbs achievable with the 3.0L Duramax Inline-Six Turbodiesel and Max Trailering Package, properly equipped. Tow ratings vary by cab, bed, engine, and drivetrain. Maximum payload of 2,506 lbs is a Double Cab standard-bed figure; payload varies by cab, box, trim, engine, and drivetrain. EPA-estimated fuel economy figures are shown for the configurations noted and vary by engine, cab, box, and drivetrain.
Super Cruise is a hands-free driver-assist system, not a self-driving system. Driver attention required at all times. Super Cruise functionality varies by road type, weather, and other conditions. Super Cruise service plans required after trial; see GMC for details. ProGrade Trailering and the transparent trailer view available on selected trims and configurations.
EPA-estimated fuel economy figures shown for comparison purposes only. Actual mileage varies. Class and segment claims based on GM testing vs. comparably equipped 2026 model-year half-ton pickup competitors as of publication. Competitor specs cited from publicly available 2026 manufacturer materials.
Vehicle imagery: hero photo is real production photography hosted by Marty's GMC. The 360 showroom, MultiPro Tailgate position photos, ProGrade Trailering camera-view stills, gallery, and trim card jellybeans are sourced live from gmc.com's official Adobe Experience Manager content delivery network and reflect 2026 model-year configurations.
(c) 2026 Marty's GMC, 5 Kingston Collection Way, Kingston, MA 02364. All rights reserved. GMC, Sierra, Denali, AT4, AT4X, MultiPro, Super Cruise, ProGrade Trailering, CarbonPro, and Duramax are trademarks of General Motors.
