2025 GMC Sierra HD 2500 Interior Guide

Known for its rugged capabilities and powerful engine options, the 2025 GMC Sierra HD interior is also a nice place to spend time. Whether you choose an entry-level model for your Raleigh business or a higher trim level for your family road trips to your favorite outdoor location past Apex, you’ll enjoy the standard and available features and technology you can find in the GMC Sierra 2500 interior. Explore the features of the 2025 GMC Sierra 2500 HD interior in this guide from the team at Hendrick Chevrolet Southpoint in Durham!

2025 GMC Sierra HD Interior Dimensions 

The 2025 GMC Sierra 2500 is exceptionally roomy. Whether you need to drive your Cary family around town or run a small office out of your cabin at the construction site, the Sierra is more than spacious enough to accommodate your needs. That said, the Sierra 2500 is available with three different cabins, each of which has unique dimensions. Compare the GMC Sierra HD interior dimensions for each cabin below: 

Regular Cab

• Front/Rear Headroom: 43.11/40.12 inches 
• Front/Rear Legroom: 44.53/43.40inches 
• Front/Rear Shoulder Room: 66.06/65.30 inches 
• Front/Rear Hip Room: 60.90/60.24inches 
• Passenger Capacity: 3

Double Cab

• Front/Rear Headroom: 43.03/39.88 inches 
• Front/Rear Legroom: 44.53/35.24inches 
• Front/Rear Shoulder Room: 66.02/64.88 inches 
• Front/Rear Hip Room: 61.18/60.24inches 
• Passenger Capacity: 6

Crew Cab

• Front/Rear Headroom: 43.03/40.12 inches 
• Front/Rear Legroom: 44.53/43.40inches 
• Front/Rear Shoulder Room: 66.02/65.03 inches 
• Front/Rear Hip Room: 61.18/60.24inches 
• Passenger Capacity: 6

2025 GMC Sierra HD Interior Features

Inside the robust GMC Sierra 2500 interior, you’ll find top-shelf amenities, some of the most cutting-edge technologies in automotive, and premium materials. Let’s explore just a few of the highlights among a long list of standard and available interior features: 

• 10-way power driver seat with power lumbar
• 10-way power front passenger seat
• 120-volt box-mounted power outlet
• 120-volt power outlet
• HD Rear Vision Camera
• HD Surround Vision
• Head-Up Display
• 13.4-inch diagonal GMC Premium Infotainment System with Google built-in 
• Dark Walnut/Slate, Perforated Leather-appointed front outboard seating positions
• Dual-zone automatic climate control
• 60/40 split-folding rear bench seat
• Alpine Umber, Full Grain Leather seat trim
• Wi-Fi® hotspot capable
• Wireless charging
• 12-volt auxiliary front power outlet
• 12.3-inch diagonal color Driver Information Center
• Wireless phone projection
• Wrapped steering wheel
• Atmosphere/Brownstone, Forge Perforated Leather seat trim
• Bose Premium Series with a 12-speaker system with CenterPoint
• Dark Walnut/Slate, Cloth seat trim
• Steering-wheel mounted controls
• GMC Infotainment System with color touchscreen
• Heated driver and front outboard passenger seats
• Heated steering wheel
• MultiPro™ Audio System by Kicker

Be sure to visit our parts department to find interior accessories for your truck, such as floor mats and seat covers for the GMC Sierra 2500.

See the GMC Sierra 2500 Interior Near Chapel Hill

Now that you know more about the 2025 GMC Sierra HD interior dimensions and features, it’s time to see this impressive pickup in person. Contact us today to schedule your test drive in a new GMC Sierra HD at Hendrick Chevrolet Southpoint. Our team will explore all the trim levels, cab and bed combinations, and powertrains to ensure you find the perfect configuration for your needs and budget. Get pre-approved for financing and browse our new vehicle specials ahead of time.