2026 GMC Sierra 1500 Interior

From the jobsite to your next family adventure, there is nothing quite like the interior of the 2026 GMC Sierra 1500. That’s why drivers from Normal to Streator choose this full-size pickup to spend long work days and road trips. What are the 2026 GMC Sierra 1500 interior features? Explore the 2026 GMC Sierra 1500 interior configurations, seating capacity, interior dimensions, and interior features in this guide from the team at Barker Buick GMC!

2026 GMC Sierra 1500 Interior Configurations

What are the 2026 GMC Sierra 1500 interior configurations? Drivers can choose from three cab sizes, including Regular Cab, Double Cab, and Crew Cab, ensuring a configuration for every need around the El Paso area. The 2026 GMC Sierra 1500 seating capacity varies by cab size. Learn more about the 2026 GMC Sierra 1500 interior configurations, including the 2026 GMC Sierra 1500 seating capacity and interior dimensions, for each cab size below:

Regular Cab, Standard Bed

Trims: Pro (2WD/AWD)

• Seating Capacity: 3 passengers
• Headroom (Front): 43.11 inches
• Legroom (Front): 44.53 inches
• Shoulder Room (Front): 66.02 inches
• Hip Room (Front): 60.90 inches

Regular Cab, Long Bed

Trims: Pro (2WD/AWD)

• Seating Capacity: 3 passengers
• Headroom (Front): 43.11 inches
• Legroom (Front): 44.53 inches
• Shoulder Room (Front): 66.02 inches
• Hip Room (Front): 60.90 inches

Double Cab, Standard Bed

Trims: Pro (2WD/AWD), SLE (2WD/AWD), Elevation (2WD/AWD)

• Seating Capacity: 5–6 passengers
• Headroom (Front/Rear): 43.03 inches / 39.88 inches
• Legroom (Front/Rear): 44.53 inches / 35.24 inches
• Shoulder Room (Front/Rear): 66.02 inches / 64.88 inches
• Hip Room (Front/Rear): 61.18 inches / 60.24 inches

Crew Cab, Short Bed

Trims: Pro (2WD/AWD), SLE (2WD/AWD), Elevation (2WD/AWD), SLT (2WD/AWD), AT4 (4WD only), AT4X (4WD only), Denali (2WD/AWD), Denali Ultimate (4WD only)

• Seating Capacity: 5–6 passengers
• Headroom (Front/Rear): 43.03 inches / 40.12 inches
• Legroom (Front/Rear): 44.53 inches / 43.40 inches
• Shoulder Room (Front/Rear): 66.02 inches / 65.16 inches
• Hip Room (Front/Rear): 61.18 inches / 60.24 inches

Crew Cab, Standard Bed

Trims: Pro (2WD/AWD), SLE (2WD/AWD), Elevation (2WD/AWD), SLT (2WD/AWD), AT4 (4WD only), Denali (2WD/AWD)

• Seating Capacity: 5–6 passengers
• Headroom (Front/Rear): 43.03 inches / 40.12 inches
• Legroom (Front/Rear): 44.53 inches / 43.40 inches
• Shoulder Room (Front/Rear): 64.54 inches / 64.00 inches
• Hip Room (Front/Rear): 60.78 inches / 59.24 inches

What Are The 2026 GMC Sierra 1500 Interior Features?

With eight trim levels to choose from, the 2026 GMC Sierra 1500 is available with a long list of standard and available features for you and your passengers to enjoy on every drive around the Ottawa area. What are the 2026 GMC Sierra 1500 interior features? Explore the 2026 GMC Sierra 1500 interior features by trim level below:

PRO

• 40/20/40 split-bench front seat with under-seat storage
• Vinyl seat trim
• 4-way manual driver seat
• 4-way manual front passenger seat
• Rubberized vinyl floor covering
• Manual tilt steering column
• 3.5-inch diagonal monochromatic Driver Information Center
• Single-zone climate control
• Multi-touch display and AM/FM stereo
• 7-inch diagonal color touchscreen for customizing and managing entertainment and vehicle feature settings on Sierra
• Bluetooth® audio streaming for select devices
• Apple CarPlay™ capability for compatible phones
• Android Auto™ capability for compatible phones
• Wi-Fi® hotspot capable

SLE

• 13.4-inch diagonal GMC Premium Infotainment System with Google built-in
• 12.3-inch diagonal color Driver Information Center
• Heated, wrapped steering wheel
• Steering-wheel-mounted controls
• SiriusXM Trial Subscription
• 6-speaker audio system
• Bluetooth®
• Wireless Apple CarPlay®/Wireless Android Auto™ capability for compatible phones
• Wi-Fi® hotspot capable
• 40/20/40 split-bench front seat with under-seat storage
• Seat trim, Cloth
• 10-way power driver seat with power lumbar
• 4-way manual front passenger seat
• Heated driver and front outboard passenger seats
• Front rubberized-vinyl floor mats
• Rear rubberized-vinyl floor mats
• Manual tilt and telescoping steering column

Elevation

• 10-way power driver seat with power lumbar
• 4-way manual front passenger seat
• Heated driver and front outboard passenger seats
• 60/40 split-folding rear bench seat
• Front rubberized-vinyl floor mats
• Rear rubberized-vinyl floor mats
• Wrapped steering wheel
• Heated steering wheel

SLT

• 6-speaker audio system
• Automatic Emergency Braking
• Bluetooth®
• GMC Pro Safety
• Lane Keep Assist with Lane Departure Warning
• Wireless Apple CarPlay®/Android Auto™
• Hitch Guidance
• 12.3-inch diagonal color driver information center
• 13.4-inch diagonal GMC Premium Infotainment System with Google built-in
• Dual-zone automatic climate control
• Heated front seats
• Heated steering wheel
• Inside rearview auto-dimming mirror

AT4

• Automatic Emergency Braking
• Bluetooth®
• GMC Pro Safety
• Lane Keep Assist with Lane Departure Warning
• Wireless Apple CarPlay®/Android Auto™
• Hitch Guidance
• 12.3-inch diagonal color driver information center
• 13.4-inch diagonal GMC Premium Infotainment System with Google built-in
• Dual-zone automatic climate control
• Heated/ventilated front seats
• Heated steering wheel
• Inside rearview auto-dimming mirror
• Adaptive Cruise Control
• HD Surround Vision
• Wireless charging

Denali

• Enhanced Automatic Emergency Braking
• Bluetooth®
• GMC Pro Safety
• Lane Keep Assist with Lane Departure Warning
• Wireless Apple CarPlay®/Android Auto™
• Hitch Guidance
• 12.3-inch diagonal color driver information center
• 13.4-inch diagonal GMC Premium Infotainment System with Google built-in
• Dual-zone automatic climate control
• Heated/ventilated front seats
• Heated steering wheel
• Inside rearview auto-dimming mirror
• Adaptive Cruise Control
• HD Surround Vision
• Wireless charging
• Heated rear seats

AT4X

• Bose Premium Series with a 12-speaker system with CenterPoint
• Automatic Emergency Braking
• Bluetooth®
• GMC Pro Safety
• Lane Keep Assist with Lane Departure Warning
• Wireless Apple CarPlay®/Android Auto™
• Hitch Guidance
• 12.3-inch diagonal color driver information center
• 13.4-inch diagonal GMC Premium Infotainment System with Google built-in
• Dual-zone automatic climate control
• Heated/ventilated front seats
• Heated steering wheel
• Rear camera mirror
• Adaptive Cruise Control
• HD Surround Vision
• Wireless charging
• Bed view camera
• Head-up display
• Leather-wrapped steering wheel

Denali Ultimate

• Bose Premium Series with a 12-speaker system with CenterPoint
• Enhanced Automatic Emergency Braking
• Bluetooth®
• GMC Pro Safety
• Lane Keep Assist with Lane Departure Warning
• Wireless Apple CarPlay®/Android Auto™
• Hitch Guidance
• 12.3-inch diagonal color driver information center
• 13.4-inch diagonal GMC Premium Infotainment System with Google built-in
• Dual-zone automatic climate control
• Heated/ventilated front seats
• Heated steering wheel
• Rear camera mirror
• Adaptive Cruise Control
• HD Surround Vision
• Wireless charging
• Heated rear seats
• Super Cruise™ capabilities
• Head-up display

Experience The 2026 GMC Sierra 1500 Interior At Barker Buick GMC

Are you ready to explore the 2026 GMC Sierra 1500 interior configurations firsthand? Contact us today to schedule your test drive in a new GMC Sierra 1500 in Bloomington! Our team will review the interior features of each trim level to ensure you find the best configuration for your lifestyle. Use our online tools to get pre-approved for financing, value your trade-in, and browse our new vehicle specials!