2025 GMC Sierra 1500 Interior

The GMC Sierra 1500 remains a popular choice for truck drivers in Biloxi and beyond for many reasons, including its spacious, comfortable cab. Find out what makes the 2025 GMC Sierra 1500 interior exceptional with the team at Mandal Buick GMC today. 

You’ll learn about the GMC Sierra 1500 Crew Cab dimensions, among others. We also cover the features within the various trim levels, such as the GMC Sierra 1500 Elevation interior. Contact our dealership in Diberville whenever you want to get behind the wheel of your preferred 2025 GMC Sierra configuration! 

2025 GMC Sierra 1500 Interior Dimensions

The 2025 GMC Sierra 1500 dimensions differ by cab. Review the GMC Sierra 1500 Crew Cab dimensions, as well as the Regular Cab and Double Cab dimensions, as you consider how much space you need in your pickup truck:

Regular Cab

• Seating Capacity: 3 passengers
• Front Headroom: 43.1 inches
• Front Legroom: 44.5 inches
• Front Shoulder Room: 66.0 inches
• Front Hip Room: 60.9 inches

Double Cab

• Seating Capacity: 6 passengers
• Front/Rear Headroom: 43.0 inches/39.9 inches
• Front/Rear Legroom: 44.5 inches/35.2 inches
• Front/Rear Shoulder Room: 66.0 inches/64.9 inches
• Front/Rear Hip Room: 61.2 inches/60.2 inches

Crew Cab

• Seating Capacity: 6 passengers
• Front/Rear Headroom: 43.0 inches/40.1 inches
• Front/Rear Legroom: 44.5 inches/43.4 inches
• Front/Rear Shoulder Room: 66.0 inches/65.2 inches
• Front/Rear Hip Room: 61.2 inches/60.2 inches 

2025 GMC Sierra 1500 Interior Features 

Every 2025 GMC Sierra 1500 trim includes a wealth of features that enhance driving experiences in Gulfport and Ocean Springs. Check out the top features for each configuration. Higher trims, such as the GMC Sierra 1500 Elevation interior, offer more amenities: 

Pro

• 12-volt auxiliary front power outlet
• 3.5-inch diagonal monochromatic driver information center
• Automatic Emergency Braking
• Bluetooth®
• GMC Pro Safety
• Lane Keep Assist with Lane Departure Warning
• Single-zone climate control
• Wireless Apple CarPlay®/Android Auto™

SLE

• Pro Features, Plus: 
• 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

Elevation

• SLE Features, Plus: 
• Rear window defogger

SLT

• Elevation Features, Plus: 
• Inside rearview auto-dimming mirror

AT4

• SLT Features, Plus: 
• Heated/ventilated front seats
• Adaptive Cruise Control
• HD Surround Vision
• Wireless charging

Denali

• AT4 Features, Plus 
• Enhanced Automatic Emergency Braking
• Heated rear seats

AT4X

• Denali Features (Except for Enhanced Automatic Emergency Braking), Plus: 
• Automatic Emergency Braking
• Rear camera mirror
• Bed view camera
• Head-up display
• Leather-wrapped steering wheel

Denali Ultimate

• AT4X Features (except for bed view camera), Plus: 
• Enhanced Automatic Emergency Braking
• Bluetooth®
• Heated rear seats
• Super Cruise™ capabilities

Explore the 2025 GMC Sierra 1500 Interior at Mandal Buick GMC

Are you ready to check out the GMC Sierra 1500 Elevation interior or one of the other trim level cabs? Do you have questions about the GMC Sierra 1500 Crew Cab dimensions? Call (228) 273-8949 or contact us online with questions and to schedule your test drive. For more helpful GMC reads, review the best tires for the GMC Sierra 1500 and how to reset your GMC IntelliLink System!