POWER AND PRICE
The Sierra HD has an enormous amount of power, hauling, and towing capabilities. It comes standard with 401-hp and 464 lb-ft of torque 6.6-liter gas V8 engine. This engine provides an increase in horsepower and torque compared to the previous 6.0-liter gas engine. An optional turbocharged 6.6-liter Duramax diesel V8 with 446 hp and 910 lb.-ft. of torque, paired with a new Allison 10-speed automatic transmission is available. This new transmission provides closer gear spacing than before, allowing the engine to operate in an optimal range at all times. These changes help GMC perform at its peak, with a maximum gooseneck trailer rating of up to 35,000 lbs. and a gross combined weight rating of 43,500 lbs. Depending on your trim, Sierra HD offers a maximum payload of up to 7,442 lbs. Pricing for the Sierra HD starts at $40,000 for the Sierra SLE & SLT, $57,700 for the Sierra HD AT4, and $63,700 for the Sierra HD Denali.
The Nissan Titan XD falls shorts in the heavy-duty category. It has a not-so-heavy-duty towing capacity and a below-average payload rating. The Titan XD comes with a gas-powered 5.6-liter V8 engine that offers 400 horsepower and 413 lb. ft. of torque. It is paired with a nine-speed automatic transmission and standard four-wheel drive. The Titan’s maximum tow ratings are around 13,000 pounds which is a lot less than most competitors. There are five trims for the Titan XD: Crew Cab S, Crew Cab SV, Crew Cab Pro-4X, Crew Cab SL, and Crew Cab Platinum Reserve. Starting price is $44,580 for the Crew Cab S and ranges to $61,690 for the Crew Cab Platinum Reserve.