2018 GMC Sierra 2500 Specs, Features & Options
Here's everything you need to know about each trim in the 2018 GMC Sierra 2500 lineup. Compare pricing, specs, key features and more.
Save 1 of 15 ![]() Sierra 2500 HD Regular Cab Pickup 2D 8 ft | Save 2 of 15 ![]() Sierra 2500 HD Regular Cab SLE Pickup 2D 8 ft | Save 3 of 15 ![]() Sierra 2500 HD Double Cab Pickup 4D 8 ft | Save 4 of 15 ![]() Sierra 2500 HD Crew Cab Pickup 4D 8 ft | Save 5 of 15 ![]() Sierra 2500 HD Double Cab Pickup 4D 6 1/2 ft | Save 6 of 15 ![]() Sierra 2500 HD Crew Cab Pickup 4D 6 1/2 ft | Save 7 of 15 ![]() Sierra 2500 HD Double Cab SLE Pickup 4D 8 ft | Save 8 of 15 ![]() Sierra 2500 HD Double Cab SLE Pickup 4D 6 1/2 ft | Save 9 of 15 ![]() Sierra 2500 HD Crew Cab SLT Pickup 4D 6 1/2 ft | Save 10 of 15 ![]() Sierra 2500 HD Crew Cab SLE Pickup 4D 6 1/2 ft | Save 11 of 15 ![]() Sierra 2500 HD Crew Cab SLE Pickup 4D 8 ft | Save 12 of 15 ![]() Sierra 2500 HD Double Cab SLT Pickup 4D 6 1/2 ft | Save 13 of 15 ![]() Sierra 2500 HD Double Cab SLT Pickup 4D 8 ft | Save 14 of 15 ![]() Sierra 2500 HD Crew Cab Denali Pickup 4D 6 1/2 ft | Save 15 of 15 ![]() Sierra 2500 HD Crew Cab SLT Pickup 4D 8 ft | |||
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| Fair Market Price | $23,456 | $26,730 | $28,840 | $28,888 | $28,997 | $30,070 | $35,152 | $35,358 | $39,650 | $39,825 | $40,515 | $45,118 | $45,136 | $47,132 | $47,233 | ||
| Fuel Type | Flexible Fuel | Flexible Fuel | Flexible Fuel | Flexible Fuel | Flexible Fuel | Flexible Fuel | Diesel | Diesel | Diesel | Diesel | Diesel | Diesel | Diesel | Diesel | Diesel | ||
| Horsepower | 360 @ 5400 RPM | 360 @ 5400 RPM | 360 @ 5400 RPM | 360 @ 5400 RPM | 360 @ 5400 RPM | 360 @ 5400 RPM | 445 @ 2800 RPM | 445 @ 2800 RPM | 445 @ 2800 RPM | 445 @ 2800 RPM | 445 @ 2800 RPM | 445 @ 2800 RPM | 445 @ 2800 RPM | 445 @ 2800 RPM | 445 @ 2800 RPM | ||
| Torque | 380 lb-ft | 380 lb-ft | 380 lb-ft | 380 lb-ft | 380 lb-ft | 380 lb-ft | 910 lb-ft | 910 lb-ft | 910 lb-ft | 910 lb-ft | 910 lb-ft | 910 lb-ft | 910 lb-ft | 910 lb-ft | 910 lb-ft | ||
| Towing Capacity | 14,500 lbs | 14,500 lbs | 14,100 lbs | 13,900 lbs | 13,000 lbs | 13,000 lbs | 14,100 lbs | 13,000 lbs | 13,000 lbs | 13,000 lbs | 13,900 lbs | 13,000 lbs | 14,100 lbs | 13,000 lbs | 13,900 lbs | ||
| Payload | 3,410 pounds | 3,410 pounds | 2,987 pounds | 3,186 pounds | 3,093 pounds | 2,943 pounds | 2,987 pounds | 3,093 pounds | 2,943 pounds | 2,943 pounds | 3,186 pounds | 3,093 pounds | 2,987 pounds | 2,943 pounds | 3,186 pounds | ||
| Body Styles | Pickup | Pickup | Pickup | Pickup | Pickup | Pickup | Pickup | Pickup | Pickup | Pickup | Pickup | Pickup | Pickup | Pickup | Pickup | ||
| Engine | V8, Flex Fuel, 6.0 Liter | V8, Flex Fuel, 6.0 Liter | V8, Flex Fuel, 6.0 Liter | V8. FF, 6.0L | V8, Flex Fuel, 6.0 Liter | V8. FF, 6.0L | V8, Turbo Diesel, 6.6 Liter | V8, Turbo Diesel, 6.6 Liter | V8, Turbo Dsl, 6.6L | V8, Turbo Dsl, 6.6L | V8, Turbo Dsl, 6.6L | V8, Turbo Diesel, 6.6 Liter | V8, Turbo Diesel, 6.6 Liter | V8, Turbo Dsl, 6.6L | V8, Turbo Dsl, 6.6L | ||
| Curb Weight | 6,065 pounds | 6,065 pounds | 6,488 pounds | 6,689 pounds | 6,382 pounds | 6,532 pounds | 6,488 pounds | 6,382 pounds | 6,532 pounds | 6,532 pounds | 6,689 pounds | 6,382 pounds | 6,488 pounds | 6,532 pounds | 6,689 pounds |
| Collision Warning System | Not Available | Optional | Not Available | Not Available | Not Available | Not Available | Not Available | Not Available | Optional | Not Available | Not Available | Optional | Optional | Standard | Optional | ||
| Child Seat Anchors | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | ||
| Child Door Locks | Not available | Not available | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | ||
| Parental Control System | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | ||
| Traction Control | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard |
| Bluetooth Wireless Technology | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | ||
| Cruise Control | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | ||
| Remote Keyless Entry | Optional | Standard | Optional | Optional | Optional | Optional | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | ||
| Remote Engine Start | Not Available | Optional | Not Available | Not Available | Not Available | Not Available | Optional | Optional | Standard | Optional | Optional | Standard | Standard | Standard | Standard | ||
| Smartphone Interface | Standard | Standard | Not Available | Not Available | Not Available | Not Available | Standard | Standard | Standard | Optional | Optional | Standard | Standard | Standard | Standard | ||
| Internet Access | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | ||
| Navigation System | Not Available | Optional | Not Available | Not Available | Not Available | Not Available | Optional | Optional | Optional | Optional | Optional | Optional | Optional | Standard | Optional | ||
| Voice Recognition System | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | ||
| Touch Screen Monitor | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | ||
| Hands Free Phone | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard |
| Bluetooth Streaming Audio | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | ||
| Bluetooth Wireless Technology | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | ||
| Satellite Radio | Optional | Standard | Optional | Optional | Optional | Optional | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard |
| Remote Control Liftgate/Trunk Release | Optional | Standard | Optional | Optional | Optional | Optional | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | ||
| Remote Keyless Entry | Optional | Standard | Optional | Optional | Optional | Optional | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | ||
| Cruise Control | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | ||
| Bluetooth Streaming Audio | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | ||
| Heated Mirrors | Optional | Standard | Optional | Optional | Optional | Optional | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | ||
| Heated Steering Wheel | Not Available | Not Available | Not Available | Not Available | Not Available | Not Available | Not Available | Not Available | Optional | Not Available | Not Available | Optional | Optional | Standard | Optional | ||
| Integrated Garage Door Opener | Not Available | Not Available | Not Available | Not Available | Not Available | Not Available | Optional | Optional | Standard | Optional | Optional | Standard | Standard | Standard | Standard |
| Torque | 380 @ 5400 RPM | 380 @ 5400 RPM | 380 @ 5400 RPM | 380 @ 5400 RPM | 380 @ 5400 RPM | 380 @ 5400 RPM | 910 @ 2800 RPM | 910 @ 2800 RPM | 910 @ 2800 RPM | 910 @ 2800 RPM | 910 @ 2800 RPM | 910 @ 2800 RPM | 910 @ 2800 RPM | 910 @ 2800 RPM | 910 @ 2800 RPM |
| Leather Seats | Not Available | Not Available | Not Available | Not Available | Not Available | Not Available | Optional | Optional | Standard | Optional | Optional | Standard | Standard | Standard | Standard | ||
| Folding Rear Seat | Not Available | Not Available | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | ||
| Dual Power Front Seats | Not Available | Not Available | Not Available | Not Available | Not Available | Not Available | Optional | Optional | Standard | Optional | Optional | Standard | Standard | Standard | Standard | ||
| Power Driver's Seat | Not Available | Optional | Optional | Not Available | Optional | Not Available | Optional | Optional | Standard | Optional | Optional | Standard | Standard | Standard | Standard |
| Leather-Wrapped Steering Wheel | Not Available | Standard | Not Available | Not Available | Not Available | Not Available | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | ||
| Power Adjustable Pedals | Not Available | Not Available | Not Available | Not Available | Not Available | Not Available | Optional | Optional | Standard | Optional | Optional | Standard | Standard | Standard | Standard | ||
| Power Outlet | Optional | Optional | Optional | Optional | Optional | Optional | Optional | Optional | Standard | Optional | Optional | Standard | Standard | Standard | Standard | ||
| Power Windows | Optional | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | ||
| Rear Window Defroster | Optional | Optional | Optional | Optional | Optional | Optional | Optional | Optional | Standard | Optional | Optional | Standard | Standard | Standard | Standard | ||
| Steering Wheel Controls | Not Available | Standard | Not Available | Not Available | Not Available | Not Available | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | ||
| Tilt Steering Wheel | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | ||
| Tilt/Telescoping Steering Wheel | Not Available | Optional | Not Available | Not Available | Not Available | Not Available | Optional | Optional | Standard | Optional | Optional | Standard | Standard | Standard | Standard | ||
| Cup Holder Count | Not Available | Not Available | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard |
| Alloy Wheels | Optional | Standard | Optional | Optional | Optional | Optional | Standard | Standard | Optional | Standard | Standard | Optional | Optional | Optional | Optional | ||
| Fog Lights | Not Available | Optional | Not Available | Not Available | Not Available | Not Available | Optional | Optional | Standard | Optional | Optional | Standard | Standard | Standard | Standard | ||
| Power Folding Exterior Mirrors | Not Available | Not Available | Not Available | Not Available | Not Available | Not Available | Not Available | Not Available | Standard | Not Available | Not Available | Standard | Standard | Standard | Standard | ||
| Privacy Glass | Optional | Standard | Optional | Optional | Optional | Optional | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard |
| Alarm System | Not Available | Optional | Not Available | Not Available | Not Available | Not Available | Standard | Standard | Standard | Optional | Optional | Standard | Standard | Standard | Standard |
| Drivetrain | 4WD | 4WD | 4WD | 4WD | 4WD | 4WD | 4WD | 4WD | 4WD | 4WD | 4WD | 4WD | 4WD | 4WD | 4WD | ||
| Hill Descent Control | Not Available | Optional | Not Available | Not Available | Not Available | Not Available | Optional | Optional | Optional | Optional | Optional | Optional | Optional | Optional | Optional | ||
| Hill Start Assist | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | ||
| Recommended Fuel | Regular | Regular | Regular | Regular | Regular | Regular | Diesel | Diesel | Diesel | Diesel | Diesel | Diesel | Diesel | Diesel | Diesel | ||
| Stability Control | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | ||
| Transmission Type | Automatic | Automatic | Automatic | Automatic | Automatic | Automatic | Automatic | Automatic | Automatic | Automatic | Automatic | Automatic | Automatic | Automatic | Automatic |
| Bed Length | 8 feet | 8 feet | 8 feet | 8 feet | 6.5 feet | 6.5 feet | 8 feet | 6.5 feet | 6.5 feet | 6.5 feet | 8 feet | 6.5 feet | 8 feet | 6.5 feet | 8 feet | ||
| Curb Weight | 6065 pounds | 6065 pounds | 6488 pounds | 6689 pounds | 6382 pounds | 6532 pounds | 6488 pounds | 6382 pounds | 6532 pounds | 6532 pounds | 6689 pounds | 6382 pounds | 6488 pounds | 6532 pounds | 6689 pounds | ||
| Fuel Capacity | 36 gallons | 36 gallons | 36 gallons | 36 gallons | 36 gallons | 36 gallons | 36 gallons | 36 gallons | 36 gallons | 36 gallons | 36 gallons | 36 gallons | 36 gallons | 36 gallons | 36 gallons | ||
| Front Head Room | 42.8 inches | 42.8 inches | 42.8 inches | 42.8 inches | 42.8 inches | 42.8 inches | 42.8 inches | 42.8 inches | 42.8 inches | 42.8 inches | 42.8 inches | 42.8 inches | 42.8 inches | 42.8 inches | 42.8 inches | ||
| Front Leg Room | 45.3 inches | 45.3 inches | 45.3 inches | 45.3 inches | 45.3 inches | 45.3 inches | 45.3 inches | 45.3 inches | 45.3 inches | 45.3 inches | 45.3 inches | 45.3 inches | 45.3 inches | 45.3 inches | 45.3 inches | ||
| Minimum Ground Clearance | 8.8 inches | 8.8 inches | 9.5 inches | 9.7 inches | 9.5 inches | 9.7 inches | 9.5 inches | 9.5 inches | 9.7 inches | 9.7 inches | 9.7 inches | 9.5 inches | 9.5 inches | 9.7 inches | 9.7 inches | ||
| Overall Length | 224.4 inches | 224.4 inches | 248.9 inches | 258.4 inches | 230 inches | 239.5 inches | 248.9 inches | 230 inches | 239.5 inches | 239.5 inches | 258.4 inches | 230 inches | 248.9 inches | 239.5 inches | 258.4 inches | ||
| Payload Capacity | 3410 pounds | 3410 pounds | 2987 pounds | 3186 pounds | 3093 pounds | 2943 pounds | 2987 pounds | 3093 pounds | 2943 pounds | 2943 pounds | 3186 pounds | 3093 pounds | 2987 pounds | 2943 pounds | 3186 pounds | ||
| Front Shoulder Room | 66 inches | 66 inches | 64.8 inches | 64.8 inches | 64.8 inches | 64.8 inches | 64.8 inches | 64.8 inches | 64.8 inches | 64.8 inches | 64.8 inches | 64.8 inches | 64.8 inches | 64.8 inches | 64.8 inches | ||
| Truck Bed Volume | 76 feet | 76 feet | 76 feet | 76 feet | 61 feet | 61 feet | 76 feet | 61 feet | 61 feet | 61 feet | 76 feet | 61 feet | 76 feet | 61 feet | 76 feet | ||
| Turning Diameter | 45.9 feet | 45.9 feet | 53.1 feet | 56.1 feet | 49.2 feet | 51.5 feet | 53.1 feet | 49.2 feet | 51.5 feet | 51.5 feet | 56.1 feet | 49.2 feet | 53.1 feet | 51.5 feet | 56.1 feet | ||
| Wheel Base | 133.6 inches | 133.6 inches | 158.1 inches | 167.7 inches | 144.2 inches | 153.7 inches | 158.1 inches | 144.2 inches | 153.7 inches | 153.7 inches | 167.7 inches | 144.2 inches | 158.1 inches | 153.7 inches | 167.7 inches |
FAQs
Does the 2018 GMC Sierra 2500 have a turbo?
Yes, the following 2018 Sierra 2500 trims have turbo engines: SLE Pickup 4D 8 ft with a V8, Turbo Diesel, 6.6 Liter, SLE Pickup 4D 6 1/2 ft with a V8, Turbo Diesel, 6.6 Liter, etc. The following 2018 Sierra 2500 trims do not have turbo engines: Pickup 2D 8 ft with a V8, Flex Fuel, 6.0 Liter, SLE Pickup 2D 8 ft with a V8, Flex Fuel, 6.0 Liter, etc.
Is the GMC Sierra 2500 underpowered?
It depends on your definition of underpowered. The 2018 Sierra 2500 ranges in power from the Pickup 2D 8 ft with 360 horsepower to the SLT Pickup 4D 8 ft with 445 horsepower.
How much horsepower does a 2018 Sierra 2500 have?
The 2018 Sierra 2500 ranges in power from the Pickup 2D 8 ft with 360 horsepower to the SLT Pickup 4D 8 ft with 445 horsepower.














