2016 Isuzu NQR Tire Size, Pressure, & Wheel Specs

Quick Answer

• OEM Tire Size: 215/85R16 (Single Rear Wheel), 215/85R16 (Dual Rear Wheel)
• Recommended Cold Tire Pressure (Door Placard):
  • Single Rear Wheel: Front 65-75 PSI, Rear 65-75 PSI
  • Dual Rear Wheel: Front 65-75 PSI, Rear 65-75 PSI
• Bolt Pattern: 6x222.25mm
• Wheel Size: 16x6 (Single Rear Wheel), 16x6 (Dual Rear Wheel)
• Load Index/Speed Rating: 120/118L or higher
• Spare Tire Size: 215/85R16
• TPMS Frequency: Not applicable (TPMS not standard on this vehicle class)

Tire Sizes by Trim

Recommended Replacement Tires

For the 2016 Isuzu NQR, durability, load-carrying capacity, and all-weather performance are key. Here are some popular options:

• Michelin Agilis CrossClimate (Premium Priced): This tire offers excellent all-season traction, long tread life, and robust construction, making it ideal for commercial applications. It's designed to handle heavy loads and varying weather conditions with confidence.
• Goodyear Endurance RSA (Mid-Range Priced): A popular choice for regional and urban applications, the Endurance RSA provides a good balance of mileage, fuel efficiency, and traction. Its durable casing helps resist damage from curbing and impacts.
• Firestone Transforce HT2 (Value Priced): The Transforce HT2 is a workhorse tire designed for heavy-duty hauling. It features a robust tread compound for enhanced durability and traction on both wet and dry roads, making it a solid choice for NQR owners looking for a reliable, economical option.

When to Inflate to Max Load PSI

For heavy-duty trucks like the Isuzu NQR, understanding tire inflation is critical. The "recommended cold tire pressure" on your door placard is for typical operating conditions and ensures proper handling and tire wear under normal loads. However, when carrying or towing near the maximum payload capacity of your 2016 Isuzu NQR, it is crucial to inflate your tires to the maximum cold inflation pressure listed on the tire's sidewall. This higher pressure provides the necessary load support, prevents excessive tire flexing and heat build-up, and maintains vehicle stability. Always refer to both your vehicle's door placard and the tire sidewall for appropriate inflation pressures based on your load.

Lug Nut Torque & Pattern

The correct lug nut torque is essential for safe operation of your 2016 Isuzu NQR. The bolt pattern for the 2016 Isuzu NQR is 6x222.25mm. When tightening the lug nuts, always follow a star or crisscross pattern to ensure even pressure and to properly seat the wheel against the hub. For the 2016 Isuzu NQR, the recommended lug nut torque is typically 165-190 ft-lbs (224-258 Nm). Always use a calibrated torque wrench and re-check torque after the first 50-100 miles of driving after a wheel has been removed and reinstalled.

Common Tire Issues for This Vehicle

Isuzu NQR trucks, being commercial vehicles, often experience specific tire issues due to their heavy-duty nature and constant use:

• Uneven Wear: Often a result of improper inflation, misalignment, or worn suspension components. Front tires may show feathering or shoulder wear, while rear tires might exhibit center wear (overinflation) or shoulder wear (underinflation), especially with dual configurations.
• Curbing Damage: Commercial trucks frequently operate in urban environments, leading to repeated curbing of tires. This can cause sidewall damage, cuts, and premature failure.
• Overloading: Exceeding the vehicle's or tires' load capacity can lead to rapid tire wear, increased heat build-up, and an increased risk of blowouts. Always adhere to the gross vehicle weight rating (GVWR) and individual tire load ratings.
• Heat Buildup: High speeds combined with heavy loads and/or underinflation can create excessive heat, degrading the tire's internal structure and reducing its lifespan. Proper inflation and regular inspections are key to mitigating this risk.

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