2015 GMC Sierra Towing Capacity: 12,000 lbs (All Trims)
The 2015 GMC Sierra is rated to tow up to 12,000 lbs when properly equipped on its top Denali 6.2L EcoTec3 V8 4x4 Max Trailering trim. Across all 3 trims, towing capacity ranges from 7,600 lbs to 12,000 lbs.
All 2015 trims compared
| Trim | Max Tow | Payload | GCWR | Tongue | Hitch |
|---|---|---|---|---|---|
| Base 4.3L EcoTec3 V6 4x2 | 7,600 lbs | 1,750 lbs | 12,000 lbs | 760 lbs | IV |
| SLE 5.3L EcoTec3 V8 4x4 | 11,200 lbs | 1,990 lbs | 16,000 lbs | 1,120 lbs | V |
| Denali 6.2L EcoTec3 V8 4x4 Max Trailering | 12,000 lbs | 1,900 lbs | 17,000 lbs | 1,200 lbs | V |
Frequently asked questions
What is the towing capacity of a 2015 GMC Sierra? ▾
The 2015 GMC Sierra has a maximum towing capacity of 12,000 lbs on its top trim (Denali 6.2L EcoTec3 V8 4x4 Max Trailering). Lower trims tow less — see the comparison table above.
How does 2015 Sierra compare to 2014? ▾
Capacity differences year-over-year are typically 100–500 lbs. View the 2014 model page below for direct comparison.
Which trim of the 2015 Sierra tows the most? ▾
The Denali 6.2L EcoTec3 V8 4x4 Max Trailering trim has the highest tow rating at 12,000 lbs.