1999 Isuzu Hombre Spacecab 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 Hombre Spacecab, 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) |
1999 Hombre Spacecab — Year-Specific Fitment Context
The 1999 Isuzu Hombre Spacecab is in year 3 of 4 using the 6x139.7 pattern (1997–2000). Wheels from any 1997–2000 Isuzu Hombre Spacecab are cross-compatible with the 1999 model.
Isuzu Hombre Spacecab Bolt Pattern by Year
The table below shows how the Hombre Spacecab's wheel specifications have changed over the years. The 1999 model year is highlighted.
Fitment Notes
The 1999 Isuzu Hombre Spacecab has a bolt pattern of 6x139.7.
Imperial Conversion: This bolt pattern is commonly referred to as 6x5.5" in imperial units. When searching for aftermarket wheels, you may see them listed as 6x5.5".
This means it is a 6 lug pattern with a circle diameter of 139.7mm. When shopping for aftermarket wheels, ensure the "lug pattern" or "PCD" matches these numbers.
Year-to-Year Fitment Context
In our dataset, Isuzu Hombre Spacecab appears from 1997 to 2000 (4 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
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:
1999 Isuzu Hombre Spacecab — Frequently Asked Questions
What is the bolt pattern for a 1999 Isuzu Hombre Spacecab?
The 1999 Isuzu Hombre Spacecab 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 Hombre Spacecab have the same bolt pattern as the 1999?
The Isuzu Hombre Spacecab uses the 6x139.7 pattern from 1997 through 2000. Wheels from any of these model years are dimensionally compatible with the 1999, provided the offset and center bore also match.
Can I use spacers on my 1999 Isuzu Hombre Spacecab?
Yes, but ensure the wheel spacers match the 6x139.7 bolt pattern and 100.1mm center bore. Also verify that you have enough thread engagement for your 12x1.5 hardware.
What lug nut size does the 1999 Isuzu Hombre Spacecab use?
The 1999 Isuzu Hombre Spacecab uses 12x1.5 lug nuts. Always verify the thread pitch and seat type (cone, ball, or flat) match your aftermarket wheels.
How do I measure the bolt pattern on my 1999 Isuzu?
The 1999 Hombre Spacecab 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 is the center bore of a 1999 Isuzu Hombre Spacecab?
The factory center bore (hub bore) for the 1999 Isuzu Hombre Spacecab is 100.1mm. If your aftermarket wheels have a larger hub bore, you will need hub-centric rings to prevent vibration.
Fitment Checklist Before You Buy Wheels
- 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).
Editorial Fitment Notes
Isuzu Hombre Spacecab is generally consistent in bolt-pattern records across model years, but offset and hardware should still be validated before purchase.
- Observed production years in our database: 1997-2000 (4 model years).
- Observed bolt-pattern variants: 1 (6x139.7).
- Observed total offset span across years: 0.0 mm.
- Observed center-bore variants: 1 | lug-size variants: 1.
Data Quality & Review
Source note: Compiled from manufacturer fitment references, historical wheel data, and internal normalization rules.
Last reviewed: 2026-05-26 | Reviewed by: Bolt Pattern HQ Editorial Team
If you find a discrepancy for 1999 Isuzu Hombre Spacecab, please report it via our About page contact so we can verify and update this record.