2025 GMC Sierra 1500 Exterior

If you purchase a 2025 GMC Sierra 1500 from Tulley Buick GMC, you’ll enjoy a reliable workhorse that helps get jobs around Manchester done. Learn more about this powerhouse truck today before scheduling a test drive at our Nashua dealership, including the 2025 GMC Sierra 1500 bed dimensions for the different cab configurations. We also dive into the 2025 GMC Sierra 1500 colors to help you get started on the vehicle customization process. Contact us with questions at any time. The team at Tulley Buick GMC is here to pair you with your perfect GMC truck!

2025 GMC Sierra 1500 Bed Dimensions

There are three 2025 GMC Sierra 1500 bed sizes for our Salem, MA neighbors to review. Certain GMC Sierra 1500 truck beds can only be paired with certain cabin configurations. Take a moment to review the 2025 GMC Sierra 1500 bed dimensions and exterior dimensions for every cabin and truck bed combination: 

Regular Cab – Standard Bed

• Wheelbase: 126.5 inches

• Overall Length: 211.0 inches
• Overall Width (Without Mirrors): 81.2 inches

• Overall Height: 75.7 inches

• Ground Clearance: 7.9 inches

• Cargo Box Length @ Floor: 79.4 inches

• Cargo Box Width @ Floor: 71.4 inches

• Cargo Box Width @ Wheelhousings: 50.6 inches

• Cargo Box Height: 22.4 inches

Regular Cab – Long Bed

• Wheelbase: 139.6 inches

• Overall Length: 229.7 inches
• Overall Width (Without Mirrors): 81.2 inches

• Overall Height: 75.6 inches

• Ground Clearance: 7.9 inches

• Cargo Box Length @ Floor: 98.2 inches

• Cargo Box Width @ Floor: 71.4 inches

• Cargo Box Width @ Wheelhousings: 50.6 inches

• Cargo Box Height: 22.4 inches

Double Cab – Standard Bed

• Wheelbase: 147.4 inches

• Overall Length: 231.9 inches
• Overall Width (Without Mirrors): 81.2 inches

• Overall Height: 75.6 inches

• Ground Clearance: 7.9 inches

• Cargo Box Length @ Floor: 79.4 inches

• Cargo Box Width @ Floor: 71.4 inches

• Cargo Box Width @ Wheelhousings: 50.6 inches

• Cargo Box Height: 22.4 inches

Crew Cab – Short Bed

• Wheelbase: 147.4 inches

• Overall Length: 231.9 inches
• Overall Width (Without Mirrors): 81.2 inches

• Overall Height: 75.5 inches

• Ground Clearance: 7.9 inches

• Cargo Box Length @ Floor: 69.9 inches

• Cargo Box Width @ Floor: 71.4 inches

• Cargo Box Width @ Wheelhousings: 50.6 inches

• Cargo Box Height: 22.4 inches

Crew Cab – Standard Bed

• Wheelbase: 157.0 inches

• Overall Length: 241.5 inches
• Overall Width (Without Mirrors): 81.2 inches

• Overall Height: 75.4 inches

• Ground Clearance: 8.0 inches

• Cargo Box Length @ Floor: 79.4 inches

• Cargo Box Width @ Floor: 71.4 inches

• Cargo Box Width @ Wheelhousings: 50.6 inches

• Cargo Box Height: 22.4 inches

2025 GMC Sierra 1500 Colors & Wheel Options

The 2025 GMC Sierra 1500 bed size may be accommodating, but it’s not the only highlight of the Sierra 1500 exterior. The 2025 GMC Sierra 1500 colors provide our Chelmsford, MA with a diverse range of options for enhancing the athletic style of their truck. Compare all of your options by trim level to start thinking about which tones you like best. To give you a fuller picture of the Sierra 1500 exterior style, we’ll also cover which of the 2025 GMC Sierra 1500 wheels each trim offers. Let’s take a closer look: 

Pro

Colors: 

• Summit White
• Cardinal Red
• Onyx Black
• Sterling Metallic
• Thunderstorm Gray

Wheels: 

• 17-inch painted silver wheels

SLE

Colors: 

• Summit White
• Cardinal Red
• Onyx Black
• Sterling Metallic
• Titanium Rush Metallic
• Thunderstorm Gray

Wheels: 

• 17-inch 6-spoke Bright Silver painted aluminum wheels

Elevation

Colors: 

• Summit White
• Cardinal Red
• Onyx Black
• Sterling Metallic
• Titanium Rush Metallic

Wheels: 

• 20-inch 6-spoke high gloss black painted aluminum wheels

SLT

Colors: 

• Summit White
• Onyx Black
• Sterling Metallic
• Titanium Rush Metallic
• Volcanic Red Tintcoat
• White Frost Tricoat

Wheels: 

• 18-inch 6-spoke machined aluminum wheels with Dark Grey Metallic accents

AT4

Colors: 

• Summit White
• Onyx Black
• Sterling Metallic
• Titanium Rush Metallic
• Thunderstorm Gray
• Volcanic Red Tintcoat

Wheels: 

• 20-inch machined aluminum wheels with Carbon Grey Metallic accents

Denali

Colors: 

• Onyx Black
• Sterling Metallic
• Titanium Rush Metallic
• Downpour Metallic
• Thunderstorm Gray
• White Frost Tricoat

Wheels: 

• 20-inch multi-dimensional polished aluminum wheels

AT4X

Colors: 

• Summit White
• Onyx Black
• Sterling Metallic
• Titanium Rush Metallic
• Thunderstorm Gray
• Volcanic Red Tintcoat

Wheels: 

• 18-inch painted aluminum wheels with dark-painted pockets

Denali Ultimate

Colors: 

• Onyx Black
• Sterling Metallic
• Titanium Rush Metallic
• Downpour Metallic
• Thunderstorm Gray
• White Frost Tricoat

Wheels: 

• 22-inch 7-spoke ultra-bright machined wheels with bright chrome accents and dark paint

Test-Drive a 2025 GMC Sierra 1500 in Nashua 

Now that you know about the GMC Sierra bed dimensions and exterior colors, are you ready to browse our selection? Contact Tulley Buick GMC today to schedule your appointment and get behind the wheel of your preferred GMC Sierra 1500 trim level! We look forward to working with you and answering all of your questions. For more helpful information about this truck, review our GMC Sierra 1500 oil type and tire guides. We also encourage you to check out our latest GMC Sierra 1500 incentives and offers!