1999 Isuzu Rodeo Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 1999 Isuzu Rodeo, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 6x139.7 (6x5.5") |
|---|---|
| Lug Nut / Bolt Size | 12x1.5 |
| Center Bore (CB) | 100.1 mm |
| Offset (ET) | 38 |
| Torque Specs | 80 ft-lbs (108 Nm) |
Imperial Match: 6x139.7 is commonly referred to as 6x5.5" in US Standard.
1999 Rodeo — Year-Specific Fitment Context
The 1999 Isuzu Rodeo is in year 8 of 13 using the 6x139.7 pattern (1992–2004). Wheels from any 1992–2004 Isuzu Rodeo are cross-compatible with the 1999 model.
Isuzu Rodeo Bolt Pattern by Year
The table below shows how the Rodeo's wheel specifications have changed over the years. The 1999 model year is highlighted.
| Year | Bolt Pattern | Center Bore | Offset |
|---|---|---|---|
| 1992 | 6x139.7 | 100.1 | 38 |
| 1993 | 6x139.7 | 100.1 | 38 |
| 1994 | 6x139.7 | 100.1 | 38 |
| 1995 | 6x139.7 | 100.1 | 38 |
| 1996 | 6x139.7 | 100.1 | 38 |
| 1997 | 6x139.7 | 100.1 | 38 |
| 1998 | 6x139.7 | 100.1 | 38 |
| ▸ 1999 | 6x139.7 | 100.1 | 38 |
| 2000 | 6x139.7 | 100.1 | 38 |
| 2001 | 6x139.7 | 100.1 | 38 |
| 2002 | 6x139.7 | 100.1 | 38 |
| 2003 | 6x139.7 | 100.1 | 38 |
| 2004 | 6x139.7 | 100.1 | 38 |
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 1999 Isuzu Rodeo
For your 1999 Isuzu Rodeo, the critical fitment specs are a 6x139.7 bolt pattern, 100.1mm center bore, and 38mm offset. The 100.1mm bore is vehicle-specific; aftermarket wheels often have a larger bore (e.g., 108mm), requiring hub-centric rings to prevent vibration and ensure proper load transfer. Offset is sensitive: staying within ±5mm of 38mm maintains suspension geometry and prevents rubbing. Always use lug nuts with the correct 12x1.5 thread pitch and a 60-degree conical seat (common for aftermarket wheels) or ball seat (OEM). Never use incorrect seat types—this can cause wheel loosening. Wheels from 1992–2004 Rodeos are direct swaps.
Historical Fitment Data Reference
In our dataset, Isuzu Rodeo appears from 1992 to 2004 (13 model years). Across recorded model years, this model generally keeps the same bolt pattern.
- Observed bolt-pattern variants for this model: 1
- Observed center-bore variants for this model: 1
- Observed lug-size variants for this model: 1
- Observed total offset span across years: 0.0 mm
Quick Tips & Safety Warnings
- ✅ Re-torque lug nuts after 50-100 miles of driving to ensure proper seating.
- ✅ Avoid using wheels with a center bore larger than 100.1mm without hub-centric rings; vibration and lug nut stress may occur.
- ✅ Check for caliper clearance when using wheels with offset below 33mm or above 43mm, as the Rodeo's front calipers are large.
- ⚠️ 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).
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1999 Isuzu Rodeo — Frequently Asked Questions
What is the bolt pattern for a 1999 Isuzu Rodeo?
The 1999 Isuzu Rodeo uses a 6x139.7 bolt pattern (also called lug pattern or PCD). The center bore is 100.1mm and the offset is 38mm.
What other years of Isuzu Rodeo have the same bolt pattern as the 1999?
The Isuzu Rodeo uses the 6x139.7 pattern from 1992 through 2004. Wheels from any of these model years are dimensionally compatible with the 1999, provided the offset and center bore also match.
How do I measure the bolt pattern on my 1999 Isuzu?
The 1999 Rodeo uses a 6x139.7 pattern. For 4, 6, or 8-lug wheels, measure center-to-center across opposite holes. For 5-lug, measure from the center of one hole to the back of the opposite hole.
What lug nut size does the 1999 Isuzu Rodeo use?
The 1999 Isuzu Rodeo uses 12x1.5 lug nuts. Always verify the thread pitch and seat type (cone, ball, or flat) match your aftermarket wheels.
Can I put aftermarket wheels on my 1999 Isuzu Rodeo?
Absolutely. Just ensure the aftermarket wheels have a 6x139.7 bolt pattern, an offset near 38mm, and a center bore of at least 100.1mm (using hub rings if larger).
Will wheels from another Isuzu fit my 1999 Rodeo?
Only if they share the exact same 6x139.7 bolt pattern, a compatible offset, and a center bore equal to or larger than 100.1mm.
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