Choosing wheels for a pickup truck Nissan Navara - This is not just a matter of aesthetics, but a critical issue that affects the handling, flotation and durability of the suspension. Owners of this model are often faced with a dilemma: keep the stock sizes for comfort or switch to larger wheels for off-road use without disturbing the balance of the system.
Correctly selected disk is able to unleash the full potential of the off-road qualities of the car, while an error in calculating the offset or the diameter of the mounting holes can lead to rapid wear of the wheel bearings and even destruction of steering parts.
Original parameters and wheel sizes for Nissan Navara
The manufacturer has provided several configuration options, each of which has its own specific requirements for the wheelbase. The main parameters you need to know before purchasing include the diameter of the hub hole, the number of mounting bolts and their pitch, and the allowable offset range.
For most generations Nissan Navara (including NP300 models) the standard bolt pattern is 6x139.7, which means there are six bolts with a pitch of 139.7 mm. The center bore (DIA) is usually 106 mm, which ensures an accurate fit of the disc to the hub without runout during movement.
It is important to consider that disc ejection (ET) for pickups is calculated with a safety margin. The standard value often varies from ET+30 to ET+45. A smaller deviation from these values ββ(decreased offset) moves the wheel outward, increasing the load lever on the hub assembly.
Below is a table with current sizes for various years of manufacture:
| Generation | Size R | Width J | Departure ET | Bolt pattern |
|---|---|---|---|---|
| NP300 (2015-present) | 16-18 | 7.0-8.0 | +30 / +35 | 6x139.7 |
| D40 (2005-2015) | 16-17 | 7.0 | +30 | 6x139.7 |
| Official tuning | 18-20 | 8.5-9.0 | +10 / +15 | 6x139.7 |
Cast, forged or stamped: which material to choose
The material used to make the disc determines its weight, strength and cost. For pickup Nissan Navara, which is often used for hauling cargo and towing trailers, structural strength is critical. Stamped discs remain a popular choice due to their ability to deform without breaking when struck by rocks or deep holes.
Cast wheels (aluminum alloy) are significantly lighter than their steel counterparts, which reduces unsprung weight. This has a positive effect on acceleration dynamics and fuel efficiency. However, with a strong impact, the cast disk may not be deformed, but crack, which creates an emergency situation at high speed.
Forged wheels represent the pinnacle of engineering. They combine the lightness of aluminum and the exceptional strength comparable to steel, but are significantly more expensive. For extreme off-road or cross-country sports racing, forged wheels are the best solution, despite the high price.
If you plan to use the car primarily in the city and on the highway, alloy wheels are ideal. They improve appearance and reduce fuel consumption. For work on a construction site or in rural areas where roads may be washed out, it is safer to use simple steel wheels that can be easily straightened in the garage.
The influence of wheel width and offset on cross-country ability
Many owners seek to widen the vehicle's track to improve stability in corners and on steep slopes. Reducing the offset (for example, changing from ET+30 to ET+10) automatically increases the track width. This gives an advantage in handling, but creates additional stress on the suspension elements.
When choosing wide discs, you need to consider how they will interact with the arches. Pickups Nissan Navara have a reserve of space, but when installing wheels more than 8.5 inches wide and with a negative offset, lifting or adjusting the arches may be required. Otherwise, when turning the steering wheel completely or driving over uneven surfaces, the wheel will touch the wheel arch liners.
Excessive outward movement of the wheel increases the break-in shoulder. As a result, the steering wheel becomes heavier, and wear on the front bearings and ball joints accelerates significantly. You shouldnβt chase an aggressive appearance by sacrificing the life of the chassis.
For off-road enthusiasts, there are special adaptation kits that allow you to safely install wide wheels while maintaining standard load parameters.
- Stamped (steel)
- Cast (aluminum)
- Forged
- Alloy (design)
β οΈ Attention! Installing discs with an offset that differs by more than 20 mm from the factory one without replacing the suspension arms can lead to rapid destruction of the wheel bearings.
Features of fasteners and central hole
The reliability of the wheel fastening depends on the correct selection of bolts or nuts. For Nissan Navara bolts with M14 thread and pitch 1.5 (M14x1.5) are used. The length of the bolt should be such that it enters the hub at least 15-20 mm, providing sufficient grip.
The center hole (DIA) must exactly match the diameter of the hub. If the disc has a hole larger than the hub (eg universal discs with a 108mm DIA for a 106mm hub), adapter rings must be used. Without them, the wheel will be centered only by the bolts, which will cause severe vibration at speed.
Using extended bolts to install spacers is a common mistake. If the bolt is too long, it may rest against the brake rotor or caliper without providing proper clamping. If itβs too short, there wonβt be enough threads to securely fix it. Always check the bolt length before installation.
The wheel bolts must be tightened with a torque wrench to the torque specified in the instructions. For most models this value is about 130-150 Nm. Under-tightened bolts can unscrew, and over-tightened bolts can strip the threads in the hub.