2025 Isuzu NPR-HD Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 2025 Isuzu NPR-HD, along with offset and center bore data.
2025 Isuzu NPR-HD Wheel Fitment Specs
| Bolt Pattern (Lug Pattern) | 6x170 |
|---|---|
| Lug Nut / Bolt Size | 14x1.5 |
| Center Bore (CB) | 131 mm |
| Offset (ET) | Not Applicable |
| Torque Specs | 300-330 ft-lbs (407-447 Nm) |
2025 NPR-HD — Year-Specific Fitment Context
The 2025 is the only model year of the Isuzu NPR-HD in our database using the 6x170 bolt pattern. Note: the 2024 model used a different pattern (6x139.7), so its wheels are NOT interchangeable with the 2025. Across its full production run (2024–2025), the NPR-HD has also used: 6x139.7.
Isuzu NPR-HD Bolt Pattern by Year
The table below shows how the NPR-HD's wheel specifications have changed over the years. The 2025 model year is highlighted.
| Year | Bolt Pattern | Center Bore | Offset |
|---|---|---|---|
| 2024 | 6x139.7 | 110 | Not Applicable |
| ▸ 2025 | 6x170 | 131 | Not Applicable |
6x170 Pattern Context
This bolt pattern appears on 4 vehicles in our current database and is considered uncommon.
Examples of other vehicles using 6x170:
Quick Tips & Safety Warnings
- ⚠️ Torque lugs in a star pattern to 300-330 ft-lbs (407-447 Nm), then re-check torque after 50-100 km (30-60 miles).
- ⚠️ This model has multiple bolt-pattern records across years. Match wheels to exact year/trim before purchase.
- ⚠️ This bolt pattern is less common in our dataset. Verify wheel availability and hub specs before ordering.
2025 Isuzu NPR-HD — Frequently Asked Questions
What is the bolt pattern for a 2025 Isuzu NPR-HD?
The 2025 Isuzu NPR-HD uses a 6x170 bolt pattern (also called lug pattern or PCD). The center bore is 131mm and the offset is Not Applicablemm.
Can I use 2024 Isuzu NPR-HD wheels on a 2025?
No. The 2024 NPR-HD used a 6x139.7 bolt pattern, which differs from the 2025's 6x170. They are not interchangeable.
What is the center bore of a 2025 Isuzu NPR-HD?
The factory center bore (hub bore) for the 2025 Isuzu NPR-HD is 131mm. If your aftermarket wheels have a larger hub bore, you will need hub-centric rings to prevent vibration.
Do 2025 Isuzu NPR-HDs use lug bolts or lug nuts?
The 2025 NPR-HD requires 14x1.5 hardware. Check your specific trim to ensure you use the correct conical or spherical seating.
What is the factory wheel offset for a 2025 Isuzu NPR-HD?
The OEM offset for the 2025 NPR-HD is typically around Not Applicablemm. Depending on wheel width, a deviation of ±5mm is usually acceptable, but verify suspension clearance.
Why is matching the 131mm center bore important for the 2025 NPR-HD?
The 131mm center bore ensures the wheel is perfectly centered on the hub. If the wheel is lug-centric instead of hub-centric, you may experience steering wheel vibration at highway speeds.
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