1998 Nissan Frontier King Cab Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 1998 Nissan Frontier King Cab, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 6x139.7 (6x5.5") |
|---|---|
| Lug Nut / Bolt Size | N 12x1.25 |
| Center Bore (CB) | 100.0 mm |
| Offset (ET) | 40 |
| Torque Specs | 80 ft-lbs (108 Nm) |
Imperial Match: 6x139.7 is commonly referred to as 6x5.5" in US Standard.
1998 Frontier King Cab — Year-Specific Fitment Context
The 1998 model year marks the beginning of the Nissan Frontier King Cab's 6x139.7 bolt pattern era, which continued through 2006 (9 consecutive years). Wheels from any 1998–2006 Nissan Frontier King Cab are cross-compatible with the 1998 model. Across its full production run (1998–2024), the Frontier King Cab has also used: 6x114.3.
Nissan Frontier King Cab Bolt Pattern by Year
The table below shows how the Frontier King Cab's wheel specifications have changed over the years. The 1998 model year is highlighted.
| Year | Bolt Pattern | Center Bore | Offset |
|---|---|---|---|
| ▸ 1998 | 6x139.7 | 100.0 | 40 |
| 1999 | 6x139.7 | 100.0 | 40 |
| 2000 | 6x139.7 | 100.0 | 40 |
| 2001 | 6x139.7 | 100.0 | 40 |
| 2002 | 6x139.7 | 100.0 | 40 |
| 2003 | 6x139.7 | 100.0 | 40 |
| 2004 | 6x139.7 | 100.0 | 40 |
| 2005 | 6x139.7 | 100.0 | 40 |
| 2006 | 6x139.7 | 100.0 | 40 |
| 2007 | 6x114.3 | 66.1 | 30 |
| 2008 | 6x114.3 | 66.1 | 30 |
| 2009 | 6x114.3 | 66.1 | 30 |
| 2010 | 6x114.3 | 66.1 | 30 |
| 2011 | 6x114.3 | 66.1 | 30 |
| 2012 | 6x114.3 | 66.1 | 30 |
| 2013 | 6x114.3 | 66.1 | 30 |
| 2014 | 6x114.3 | 66.1 | 30 |
| 2015 | 6x114.3 | 66.1 | 30 |
| 2016 | 6x114.3 | 66.1 | 30 |
| 2017 | 6x114.3 | 66.1 | 45 |
| 2018 | 6x114.3 | 66.1 | 45 |
| 2019 | 6x114.3 | 66.1 | 30 |
| 2020 | 6x114.3 | 66.1 | 30 |
| 2021 | 6x114.3 | 66.1 | 30 |
| 2022 | 6x114.3 | 66.1 | 30 |
| 2023 | 6x114.3 | 66.1 | 30 |
| 2024 | 6x114.3 | 66.1 | 30 |
6x139.7 Pattern Context
This bolt pattern appears on 1067 vehicles in our current database and is considered common.
Examples of other vehicles using 6x139.7:
Expert Buying Guide for 1998 Nissan Frontier King Cab
For your 1998 Nissan Frontier King Cab, the 6x139.7 bolt pattern is shared with 1998–2006 models, ensuring broad cross-compatibility. The 100.0mm center bore is critical: aftermarket wheels often have a larger bore, requiring hub-centric rings to prevent vibration and ensure proper load transfer. Offset sensitivity is high; the factory 40mm offset maintains optimal suspension geometry and tire clearance. Using wheels with significantly different offset can cause rubbing or bearing stress. Always use lug nuts with the correct thread pitch (12x1.25) and seat type (cone or ball seat, depending on the wheel). Mismatched lug nuts can lead to wheel loosening. Verify lug nut engagement and torque to spec.
Historical Fitment Data Reference
In our dataset, Nissan Frontier King Cab appears from 1998 to 2024 (27 model years). Across model years, this model appears with 2 bolt patterns (6x114.3, 6x139.7).
- Observed bolt-pattern variants for this model: 2
- Observed center-bore variants for this model: 2
- Observed lug-size variants for this model: 2
- Observed total offset span across years: 15.0 mm
Quick Tips & Safety Warnings
- ✅ Re-torque lug nuts after 50-100 miles of driving to account for settling.
- ✅ Avoid using wheels from 2007+ Frontier models (6x114.3) as they have a different bolt pattern.
- ✅ Check wheel backspacing; aftermarket wheels may require spacers or longer studs for proper fitment.
- ⚠️ Verify thread pitch before installation; M12x1.25 and M12x1.5 are not interchangeable.
- ⚠️ Torque lugs in a star pattern to 80 ft-lbs (108 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.
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1998 Nissan Frontier King Cab — Frequently Asked Questions
What is the bolt pattern for a 1998 Nissan Frontier King Cab?
The 1998 Nissan Frontier King Cab uses a 6x139.7 bolt pattern (also called lug pattern or PCD). The center bore is 100.0mm and the offset is 40mm.
What other years of Nissan Frontier King Cab have the same bolt pattern as the 1998?
The Nissan Frontier King Cab uses the 6x139.7 pattern from 1998 through 2006. Wheels from any of these model years are dimensionally compatible with the 1998, provided the offset and center bore also match.
What does 40mm offset mean for the 1998 Frontier King Cab?
An offset of 40mm means the wheel's mounting surface is 40mm away from its centerline. Changing this value drastically can affect suspension geometry and wheel bearing wear on your Nissan.
What is the PCD for a 1998 Nissan Frontier King Cab?
PCD stands for Pitch Circle Diameter, which is the same as the bolt pattern. For the 1998 Frontier King Cab, the PCD is 6x139.7.
What is the center bore of a 1998 Nissan Frontier King Cab?
The factory center bore (hub bore) for the 1998 Nissan Frontier King Cab is 100.0mm. If your aftermarket wheels have a larger hub bore, you will need hub-centric rings to prevent vibration.
Do 1998 Nissan Frontier King Cabs use lug bolts or lug nuts?
The 1998 Frontier King Cab requires N 12x1.25 hardware. Check your specific trim to ensure you use the correct conical or spherical seating.
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