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Isuzu Medium-Duty NPR Truck Specifications

by Shea Laverty

Isuzu's N-Series is a line of light- to heavy-duty trucks, first introduced in 1959 and still in production as of 2010. The N-series works in numerous roles, ranging from simple commercial transportation vehicles, to passenger transit via a microbus conversion. The 2011 Isuzu NPR ECO-MAX, a recent addition to the N-Series, is a medium-duty truck designed to achieve better fuel economy than other entries in the N-Series.

Engine

The 2011 Isuzu NPR ECO-MAX is equipped with Isuzu's 4JJ1-TC engine. This 3.0 liter turbocharged intercooled diesel engine is equipped with a common-rail fuel injection system. This engine produces 150 horsepower at 2,800 rpm and generates 282 foot-pounds of torque at 1,600 to 2,800 rpm. It also features a 110-amp alternator, dash-mounted oil level check switch and light, and two maintenance-free 750-CCA batteries.

Transmission

The 2011 Isuzu NPR ECO-MAX comes standard with an Aisin A460 six-speed automatic transmission. This transmission features double overdrive and lock-up from the second to the sixth gear.

Suspension & Brakes

The front wheels of the 2011 Isuzu NPR ECO-MAX feature tapered spring suspension which can hold a maximum load of 6,830 pounds. The rear wheels feature multi-leaf spring suspension and can hold a maximum load of 9,880 pounds. The front wheels are also equipped with vacuum-powered disc brakes, while the rear wheels have hydraulic drum brakes with four-channel ABS. An exhaust brake is also standard with the NPR.

Dimensions

The 2011 Isuzu NPR ECO-MAX is available in several sizes to fit different needs. The overall length is the key difference between the three varieties. The NPR is available 200.6 inches long, 224.3 inches long, or 242 inches long. The wheelbases of the different length NPRs are, respectively, 110 inches, 133.7 inches and 151.4 inches. All models of the NPR ECO-MAX are 81.3 inches wide, and 90.8 inches tall.

Weights & Capacities

The 2011 Isuzu NPR ECO-MAX has a gross vehicle weight rating of 12,000 pounds, and a gross combined weight rating of 18,000 pounds. The front axle has a gross weight rating of 5,360 pounds, and a maximum capacity of 6,830 pounds. The rear axle has a gross weight rating of 8,840 pounds, and a maximum capacity of 11,020 pounds. The NPR has a body/payload allowance of 6,315 to 6,453 pounds.

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