Marketed trim
2026 GMC Sierra 1500 SLT
The 2026 GMC Sierra 1500 SLT is trim 4 of 8 in a lineup of 8 trims. Its documented equipment centers on 5.3L V8 standard, 355 hp, 383 lb-ft, 10-speed automatic, Upgraded interior materials over Elevation. Yes. GMC lists 5.3L V8 standard, 355 hp, 383 lb-ft, 10-speed automatic as standard equipment on the SLT. Yes. GMC lists Upgraded interior materials over Elevation as standard equipment on the SLT. The 2026 GMC Sierra 1500 SLT's maximum towing capacity is 13,000 lb. The 2026 GMC Sierra 1500 SLT's curb weight is 5,160 lb. The 2026 GMC Sierra 1500 SLT's fuel tank capacity is 24 gallons.
Documented equipment
What sets this trim apart.
| # | Equipment item |
|---|---|
| 01 | 5.3L V8 standard, 355 hp, 383 lb-ft, 10-speed automatic |
| 02 | Upgraded interior materials over Elevation |
Cost to own
What five years with the SLT costs.
Kelley Blue Book puts the five-year cost to own for the 2026 GMC Sierra 1500 SLT at $67,840: $24,052 of depreciation and $43,788 in out-of-pocket costs, leaving a residual value of $33,443.
| Five-year cost | This trim | Across the 2026 Sierra 1500 trims KBB lists |
|---|---|---|
| Five-year cost to own | $67,840 | $60,480 to $95,294 |
| Depreciation | $24,052 | $21,128 to $41,874 |
| Fuel | $15,934 | $14,563 to $22,531 |
| Insurance | $10,835 | $10,190 to $11,930 |
| Financing | $6,502 | $5,008 to $10,529 |
| State fees | $3,560 | $2,847 to $5,485 |
| Maintenance | $5,176 | $4,367 to $5,176 |
| Repairs | $1,781 | $1,781 to $1,872 |
Standard equipment Kelley Blue Book lists for the SLT
Alarm SystemBluetooth Streaming AudioBluetooth Wireless TechnologyClimate Control Air ConditioningCruise ControlDual Power Front SeatsFolding Rear SeatHands Free PhoneHeated Rear SeatsHeated SeatsHeated Steering WheelIntegrated Garage Door OpenerInternet AccessLeather SeatsNavigation SystemPower Driver's SeatPower OutletPower WindowsPremium RadioPush-Button Engine StartRear Window DefrosterRemote Engine StartRemote Keyless EntrySatellite RadioSmartphone InterfaceSteering Wheel ControlsTilt Steering WheelTilt/Telescoping Steering WheelTouch Screen MonitorUSB Port
8 items are standard on the SLT that the Regular Cab Pro does not list: Alarm System, Climate Control Air Conditioning, Dual Power Front Seats, Folding Rear Seat, Heated Rear Seats, Heated Seats, Heated Steering Wheel, Integrated Garage Door Opener.
Trim-specific answer desk
35 answers for the SLT.
T01What is the 2026 GMC Sierra 1500 SLT?
The SLT is one of the 8 trims on the 2026 GMC Sierra 1500, level 4 counting up from the entry trim.
T02What comes standard on the Sierra 1500 SLT?
The GMC materials for the SLT list 5.3L V8 standard, 355 hp, 383 lb-ft, 10-speed automatic, Upgraded interior materials over Elevation.
T03Where does the SLT sit in the Sierra 1500 lineup?
The 2026 Sierra 1500 SLT is trim 4 of 8, between the Elevation and the AT4.
T04Does the Sierra 1500 SLT come with 5.3L V8 standard, 355 hp, 383 lb-ft, 10-speed automatic?
Yes. GMC lists 5.3L V8 standard, 355 hp, 383 lb-ft, 10-speed automatic as standard equipment on the SLT.
T05Does the Sierra 1500 SLT come with Upgraded interior materials over Elevation?
Yes. GMC lists Upgraded interior materials over Elevation as standard equipment on the SLT.
T06How much can the 2026 GMC Sierra 1500 SLT tow?
The 2026 GMC Sierra 1500 SLT's maximum towing capacity is 13,000 lb. That matches the Elevation. Source: Kelley Blue Book specifications.
T07How much does the 2026 GMC Sierra 1500 SLT weigh?
The 2026 GMC Sierra 1500 SLT's curb weight is 5,160 lb. Source: Kelley Blue Book specifications.
T08How big is the 2026 GMC Sierra 1500 SLT's fuel tank?
The 2026 GMC Sierra 1500 SLT's fuel tank capacity is 24 gallons. That matches the Elevation. Source: Kelley Blue Book specifications.
T09How long is the 2026 GMC Sierra 1500 SLT?
The 2026 GMC Sierra 1500 SLT's overall length is 241.5 inches. Source: Kelley Blue Book specifications.
T10How tall is the 2026 GMC Sierra 1500 SLT?
The 2026 GMC Sierra 1500 SLT's overall height is 75.4 inches. Source: Kelley Blue Book specifications.
T11What is the 2026 GMC Sierra 1500 SLT's wheelbase?
The 2026 GMC Sierra 1500 SLT's wheelbase is 157 inches. Source: Kelley Blue Book specifications.
T12How much ground clearance does the 2026 GMC Sierra 1500 SLT have?
The 2026 GMC Sierra 1500 SLT's minimum ground clearance is 8 inches. Source: Kelley Blue Book specifications.
T13What is the 2026 GMC Sierra 1500 SLT's turning circle?
The 2026 GMC Sierra 1500 SLT's turning circle is 49.5 feet. Source: Kelley Blue Book specifications.
T14What is the 2026 GMC Sierra 1500 SLT's GVWR?
The 2026 GMC Sierra 1500 SLT's gross vehicle weight rating (curb weight plus payload capacity) is 7,070 lb. Source: Kelley Blue Book specifications.
T15What is the 2026 GMC Sierra 1500 SLT's payload capacity?
The 2026 GMC Sierra 1500 SLT's payload capacity is 1,910 lb. Source: Kelley Blue Book specifications.
T16How much horsepower does the 2026 GMC Sierra 1500 SLT make?
The 2026 GMC Sierra 1500 SLT's horsepower is 355 hp. That is 45 hp more than the Elevation's 310 hp. Source: Kelley Blue Book specifications.
T17How much torque does the 2026 GMC Sierra 1500 SLT make?
The 2026 GMC Sierra 1500 SLT's torque is 383 lb-ft. That is 47 lb-ft less than the Elevation's 430 lb-ft. Source: Kelley Blue Book specifications.
T18How much front headroom does the 2026 GMC Sierra 1500 SLT have?
The 2026 GMC Sierra 1500 SLT's front headroom is 43 inches. That matches the Elevation. Source: Kelley Blue Book specifications.
T19How much front legroom does the 2026 GMC Sierra 1500 SLT have?
The 2026 GMC Sierra 1500 SLT's front legroom is 44.5 inches. That matches the Elevation. Source: Kelley Blue Book specifications.
T20How long is the 2026 GMC Sierra 1500 SLT's cargo bed?
The 2026 GMC Sierra 1500 SLT's cargo bed length is 6.5 feet. That matches the Elevation. Source: Kelley Blue Book specifications.
T21What size wheels does the 2026 GMC Sierra 1500 SLT have?
The 2026 GMC Sierra 1500 SLT's wheel diameter is 18 inches. That is 2 inches less than the Elevation's 20 inches. Source: Kelley Blue Book specifications.
T22What size tires does the 2026 GMC Sierra 1500 SLT come with?
The 2026 GMC Sierra 1500 SLT is fitted with P265/65R18 tires. The Elevation is fitted with P275/60R20. Source: Kelley Blue Book specifications.
T23How many people does the 2026 GMC Sierra 1500 SLT seat?
The 2026 GMC Sierra 1500 SLT seats 6. That matches the Elevation. Source: Kelley Blue Book specifications.
T24What drivetrain does the 2026 GMC Sierra 1500 SLT have?
The 2026 GMC Sierra 1500 SLT is four-wheel drive. The Elevation uses the same layout. Source: Kelley Blue Book specifications.
T25What safety features come standard on the 2026 GMC Sierra 1500 SLT?
The 2026 GMC Sierra 1500 SLT comes with an anti-theft alarm, child door locks, child-seat anchors, forward collision warning, forward collision warning with automatic braking, hill-start assist, a rearview camera, electronic stability control and traction control as standard safety equipment. Source: Kelley Blue Book specifications.
T26What technology features come standard on the 2026 GMC Sierra 1500 SLT?
The 2026 GMC Sierra 1500 SLT comes with Bluetooth audio streaming, Bluetooth, hands-free calling, built-in internet access, a navigation system, Apple CarPlay or Android Auto, steering-wheel audio controls and a touchscreen as standard technology equipment. Source: Kelley Blue Book specifications.
T27What comfort features come standard on the 2026 GMC Sierra 1500 SLT?
The 2026 GMC Sierra 1500 SLT comes with cup holders, power front seats for driver and passenger, a folding rear seat, front and rear climate zones, heated front seats, heated mirrors, a heated steering wheel, leather seats, a power driver's seat, a tilt steering wheel and a tilt-and-telescoping steering wheel as standard comfort equipment. Source: Kelley Blue Book specifications.
T28What exterior and convenience features come standard on the 2026 GMC Sierra 1500 SLT?
The 2026 GMC Sierra 1500 SLT comes with alloy wheels, cruise control, fog lights, power-folding mirrors, a power liftgate or trunk, a 12-volt power outlet, power windows, privacy glass, push-button start, rain-sensing wipers, a rear-window defroster, remote engine start and remote keyless entry as standard exterior and convenience equipment. Source: Kelley Blue Book specifications.
T29What options can be added to the 2026 GMC Sierra 1500 SLT?
KBB lists blind-spot alert, heated rear seats, hill-descent control, an integrated garage-door opener, pedestrian detection, a premium audio system, rear parking sensors, satellite radio and a surround-view camera as optional on the 2026 GMC Sierra 1500 SLT. Source: Kelley Blue Book specifications.
T30Which standard features does the 2026 GMC Sierra 1500 SLT add over the Elevation?
Over the Elevation, the SLT adds cup holders, power front seats for driver and passenger, leather seats, power-folding mirrors and rain-sensing wipers as standard equipment. Source: Kelley Blue Book specifications.
T31How much does a 2026 GMC Sierra 1500 SLT cost?
$55,100 is the starting manufacturer's suggested retail price for the 2026 GMC Sierra 1500 SLT, as published by GMC and read 2026-09-10. It excludes destination, options, taxes and dealer charges.
T32Which 2026 GMC Sierra 1500 trims come with 5.3L V8 standard, 355 hp, 383 lb-ft, 10-speed automatic?
1 of the 3 Sierra 1500 trims list 5.3L V8 standard, 355 hp, 383 lb-ft, 10-speed automatic: SLT. The other 2, SLE, Elevation, do not list it.
T33Which 2026 GMC Sierra 1500 trims come with Upgraded interior materials over Elevation?
1 of the 3 Sierra 1500 trims list Upgraded interior materials over Elevation: SLT. The other 2, SLE, Elevation, do not list it.
T34What does the 2026 GMC Sierra 1500 SLT add over the Elevation?
Compared with the Elevation directly below it, the SLT is documented with 5.3L V8 standard, 355 hp, 383 lb-ft, 10-speed automatic, Upgraded interior materials over Elevation.
T35What equipment is exclusive to the 2026 GMC Sierra 1500 SLT?
Of the equipment documented for the SLT, 5.3L V8 standard, 355 hp, 383 lb-ft, 10-speed automatic, Upgraded interior materials over Elevation appear on no other 2026 Sierra 1500 trim.
Rest of the lineup
Compare the SLT with the other 2026 Sierra 1500 trims.
This trim in figures
The 2026 Sierra 1500 SLT: specifications and equipment.
Kelley Blue Book lists the 2026 GMC Sierra 1500 SLT at a $57,495 base price, with 5.3-liter V8 (EcoTec3, DFM) making 355 hp and 383 lb-ft of torque, automatic, 10-spd w/overdrive (mht) transmission with 4WD drive.
It is 241.5 in long, 157 in wheelbase, 5,160 lb curb weight, and seats 6.
Capability figures listed for it: 71.7 cubic feet of cargo space, a 13,000 lb tow rating, a 1,910 lb payload.
EPA ratings for this row: 16 mpg combined, 15 city, 18 highway.
It rides on P265/65R18 tires and carries a 3-year, 36,000-mile basic warranty.
Compared with the Elevation (Pickup), the SLT adds dual power front seats, leather seats, power folding exterior mirrors, rain sensing windshield wipers as standard equipment.
Available as options: blind spot alert, heated rear seats, hill descent control, integrated garage door opener, pedestrian detection system, premium radio, rear parking sensors, satellite radio, surround view camera.
Model-year lineup
Every 2026 Sierra 1500 row Kelley Blue Book lists.
Kelley Blue Book lists 12 2026 GMC Sierra 1500 rows, priced from $57,495 to $86,795, with 305 to 420 horsepower, and 15 to 19 combined mpg. The SLT is one of them.
| Trim | Base price | Engine | Horsepower | Drive | Combined mpg |
|---|---|---|---|---|---|
| Pro (Pickup) | n/a | 2.7-liter 4-cylinder (TurboMax) | 310 | 4WD | 18 |
| Pro (Pickup) | n/a | 2.7-liter 4-cylinder (TurboMax) | 310 | 4WD | 18 |
| Pro (Pickup) | n/a | 2.7-liter 4-cylinder (TurboMax) | 310 | 4WD | 18 |
| SLE (Pickup) | n/a | 2.7-liter 4-cylinder (TurboMax) | 310 | 4WD | 18 |
| Elevation (Pickup) | n/a | 2.7-liter 4-cylinder (TurboMax) | 310 | 4WD | 18 |
| SLE (Pickup) | n/a | 2.7-liter 4-cylinder (TurboMax) | 310 | 4WD | 18 |
| Elevation (Pickup) | n/a | 2.7-liter 4-cylinder (TurboMax) | 310 | 4WD | 18 |
| SLT (this page) | $57,495 | 5.3-liter V8 (EcoTec3, DFM) | 355 | 4WD | 16 |
| Denali | $68,495 | 5.3-liter V8 (EcoTec3, DFM) | 355 | 4WD | 16 |
| AT4 | $69,395 | 3.0-liter 6-cylinder (Turbo Diesel) | 305 | 4WD | 19 |
| AT4X | $81,995 | 3.0-liter 6-cylinder (Turbo Diesel) | 305 | 4WD | 19 |
| Denali Ultimate | $86,795 | 6.2-liter V8 (EcoTec3, DFM) | 420 | 4WD | 15 |
Generation history, the NHTSA safety record and background on the GMC Sierra 1500 are on the GMC Sierra 1500 model page.
Live NHTSA evidence