GMC Sierra 3500HD V • GMTT1XX, Phase 2 2024 • Double Cab Long Bed

2024-present8 Variants

Power Range

401 - 470 HP

All Variants

6.6 Duramax TD V8 DRW Automatic

6.6 Duramax TD V8 4WD SRW Automatic

6.6 Duramax TD V8 4WD DRW Automatic

6.6 Duramax TD V8 SRW Automatic

6.6 V8 DRW Automatic

6.6 V8 4WD DRW Automatic

6.6 V8 SRW Automatic

6.6 V8 4WD SRW Automatic

Variant	Power	0-100	Top Speed	Gearbox	Fuel
6.6 Duramax TD V8 • 470 HP • DRW Automatic	470 HP	-	-	10-speed automatic	Diesel
6.6 Duramax TD V8 • 470 HP • 4WD SRW Automatic	470 HP	-	-	10-speed automatic	Diesel
6.6 Duramax TD V8 • 470 HP • 4WD DRW Automatic	470 HP	-	-	10-speed automatic	Diesel
6.6 Duramax TD V8 • 470 HP • SRW Automatic	470 HP	-	-	10-speed automatic	Diesel
6.6 V8 • 401 HP • DRW Automatic	401 HP	-	-	10-speed automatic	Petrol (Gasoline)
6.6 V8 • 401 HP • 4WD DRW Automatic	401 HP	-	-	10-speed automatic	Petrol (Gasoline)
6.6 V8 • 401 HP • SRW Automatic	401 HP	-	-	10-speed automatic	Petrol (Gasoline)
6.6 V8 • 401 HP • 4WD SRW Automatic	401 HP	-	-	10-speed automatic	Petrol (Gasoline)