2020 GMC Sierra 1500 Double Cab 4WD with 6.2L V8 EcoTec3, Max Trailering Package, 3.42 axle ratio
⚠ Pending verification
Figures were extracted from the source below and are pending confirmation against the OEM towing guide.
Source: OEM towing guide — [PDF] TRAILERING GUIDE - GMC · retrieved 2026-07-02
Max Towing Capacity
12,100
lbs / 5,489 kg
Engine Variants
6 variants
Trim Notes
12,100-lb maximum requires properly equipped Double Cab 4WD model with available 6.2L V8 engine, Max Trailering Package, and 3.42 axle ratio. The 12,100-lb figure appears in the overview section; the detailed trailering table shows 12,100 lbs for the Double Cab 4WD Standard bed with 6.2L, 3.42 axle and Max Trailering Package.
⚠ Important
Peak 12,100 lb: 6.2L EcoTec3 V8, Double Cab 4WD, Standard bed, 4WD, 3.42 axle ratio, Max Trailering Package (conventional ball hitch). Next-highest 12,000 lb: 6.2L EcoTec3 V8, Crew Cab 4WD, Standard bed, 4WD, 3.42 axle ratio, Max Trailering Package.
◆ Gear you may need
Always confirm against your door-jamb sticker & OEM towing guide before hauling. Ratings vary by exact configuration.
Different configuration? Look it up
The 12,100 lbs figure above is the properly-equipped maximum for this model year. For a specific trim, engine, or drivetrain, run your exact setup through the live tool:
Prose overview
The 2020 GMC Sierra 1500 carries a maximum towing capacity of 12,100 lbs when properly equipped, paired with a Class V hitch. As with every truck and SUV, the rating swings by engine, drivetrain, cab and bed configuration, and rear axle ratio — so two 2020 GMC Sierra 1500s on the same lot can be rated thousands of pounds apart. Match your trailer to the lowestrelevant limit (towing capacity, payload, GCWR, and hitch rating), and verify against the sticker inside the driver's-side door jamb.
Related tow ratings
2020 GMC Sierra 1500 towing FAQ
What is the maximum towing capacity of a 2020 GMC Sierra 1500?
A properly equipped 2020 GMC Sierra 1500 is rated to tow up to 12,100 lbs. This maximum applies only to specific engine, axle, and tow-package combinations — most trims tow less.
What hitch class does the 2020 GMC Sierra 1500 need?
Based on its rated capacity, the 2020 GMC Sierra 1500 typically pairs with a Class V hitch. Always match the hitch to your loaded trailer weight and never exceed the vehicle's rated capacity.
Do I need a brake controller to tow with a 2020 GMC Sierra 1500?
Most states require trailer brakes — and a brake controller — for trailers over 3,000 lbs loaded. A brake controller syncs the trailer's brakes with the vehicle's for safe, controlled stops.
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