The 2025 Isuzu NPR Gas. This truck is engineered to be the backbone of your business, combining a powerful 6.6L V8 Gas Engine with an efficient 8-speed automatic transmission. Built for reliability and driver comfort, this NPR is on the ground and ready to be put to work. It features robust axle capacities (6,830 lbs front / 14,550 lbs rear) and a large 38.6-gallon in-frame fuel tank to keep you on the road longer.