1999 Toyota 4Runner Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 1999 Toyota 4Runner, along with offset and center bore data.
1999 Toyota 4Runner Wheel Fitment Specs
| Bolt Pattern (Lug Pattern) | 6x139.7 (6x5.5") |
|---|---|
| Lug Nut / Bolt Size | N 12x1.50 |
| Center Bore (CB) | 106.1 mm |
| Offset (ET) | 12 |
| Torque Specs | 80 ft-lbs (108 Nm) |
Imperial Match: 6x139.7 is commonly referred to as 6x5.5" in US Standard.
1999 4Runner — Year-Specific Fitment Context
The 1999 Toyota 4Runner is in year 8 of 33 using the 6x139.7 pattern (1992–2024). Wheels from any 1992–2024 Toyota 4Runner are cross-compatible with the 1999 model. Across its full production run (1992–2024), the 4Runner has also used: 5x114.3.
Toyota 4Runner Bolt Pattern by Year
The table below shows how the 4Runner's wheel specifications have changed over the years. The 1999 model year is highlighted.
| Year | Bolt Pattern | Center Bore | Offset |
|---|---|---|---|
| 1992 | 6x139.7 | 106.1 | 30 |
| 1993 | 6x139.7 | 106.1 | 30 |
| 1994 | 6x139.7 | 106.1 | 30 |
| 1995 | 6x139.7 | 106.1 | 30 |
| 1996 | 6x139.7 | 106.1 | 30 |
| 1997 | 6x139.7 | 106.1 | 12 |
| 1998 | 6x139.7 | 106.1 | 12 |
| ▸ 1999 | 6x139.7 | 106.1 | 12 |
| 2000 | 6x139.7 | 106.1 | 12 |
| 2001 | 6x139.7 | 106.1 | 12 |
| 2002 | 5x114.3 | 106.1 | 12 |
| 2003 | 5x114.3 | 60.1 | 12 |
| 2004 | 6x139.7 | 106.1 | 25 |
| 2005 | 5x114.3 | 60.1 | 25-30 |
| 2006 | 5x114.3 | 60.1 | 25-30 |
| 2007 | 5x114.3 | 60.1 | 25-30 |
| 2008 | 5x114.3 | 60.1 | 25-30 |
| 2009 | 5x114.3 | 106.1 | 25-30 |
| 2010 | 5x114.3 | 60.1 | 25-30 |
| 2011 | 5x114.3 | 60.1 | 25-30 |
| 2012 | 5x114.3 | 60.1 | 25-30 |
| 2013 | 5x114.3 | 60.1 | 25-30 |
| 2014 | 5x114.3 | 60.1 | 25-30 |
| 2015 | 5x114.3 | 60.1 | 25-30 |
| 2016 | 5x114.3 | 60.1 | 25-30 |
| 2017 | 5x114.3 | 60.1 | 25-30 |
| 2018 | 5x114.3 | 60.1 | 25-30 |
| 2019 | 5x114.3 | 60.1 | 25-30 |
| 2020 | 6x139.7 | 106.2 | 25-30 |
| 2021 | 6x139.7 | 106.1 | 25-30 |
| 2022 | 6x139.7 | 106.1 | 25-30 |
| 2023 | 6x139.7 | 106.1 | 25-30 |
| 2024 | 6x139.7 | 106.1 | 25-30 |
6x139.7 Pattern Context
This bolt pattern appears on 1023 vehicles in our current database and is considered common.
Examples of other vehicles using 6x139.7:
Expert Buying Guide for 1999 Toyota 4Runner
For your 1999 Toyota 4Runner, the 6x139.7 bolt pattern and 106.1mm center bore are critical. Aftermarket wheels often have a larger center bore (e.g., 108mm), requiring hub-centric rings to prevent vibration and ensure proper load transfer. The offset is sensitive: stock is 12mm, but a range of 0-25mm is typical. Going too low (negative offset) stresses bearings and suspension. Always use lug nuts with the correct thread pitch (12x1.5) and seat type (cone or ball). Mixing seat types or using incorrect thread pitch can cause wheel loss. Safety first: verify all specs before mounting.
Historical Fitment Data Reference
In our dataset, Toyota 4Runner appears from 1992 to 2024 (33 model years). Across model years, this model appears with 2 bolt patterns (5x114.3, 6x139.7).
- Observed bolt-pattern variants for this model: 2
- Observed center-bore variants for this model: 3
- Observed lug-size variants for this model: 2
- Observed total offset span across years: 60.0 mm
Quick Tips & Safety Warnings
- ✅ Re-torque lug nuts after 50-100 miles of driving to maintain clamping force.
- ✅ Avoid wheels with offset below 0mm or above 25mm to prevent rubbing or bearing damage.
- ✅ Use hub-centric rings if aftermarket wheels have a larger bore; plastic rings are fine for street use.
- ⚠️ 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.
1999 Toyota 4Runner — Frequently Asked Questions
What is the bolt pattern for a 1999 Toyota 4Runner?
The 1999 Toyota 4Runner uses a 6x139.7 bolt pattern (also called lug pattern or PCD). The center bore is 106.1mm and the offset is 12mm.
What other years of Toyota 4Runner have the same bolt pattern as the 1999?
The Toyota 4Runner uses the 6x139.7 pattern from 1992 through 2024. Wheels from any of these model years are dimensionally compatible with the 1999, provided the offset and center bore also match.
What is the center bore of a 1999 Toyota 4Runner?
The factory center bore (hub bore) for the 1999 Toyota 4Runner is 106.1mm. If your aftermarket wheels have a larger hub bore, you will need hub-centric rings to prevent vibration.
What does 12mm offset mean for the 1999 4Runner?
An offset of 12mm means the wheel's mounting surface is 12mm away from its centerline. Changing this value drastically can affect suspension geometry and wheel bearing wear on your Toyota.
What is the PCD for a 1999 Toyota 4Runner?
PCD stands for Pitch Circle Diameter, which is the same as the bolt pattern. For the 1999 4Runner, the PCD is 6x139.7.
Will wheels from another Toyota fit my 1999 4Runner?
Only if they share the exact same 6x139.7 bolt pattern, a compatible offset, and a center bore equal to or larger than 106.1mm.
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