1997 Toyota T100 Xtracab Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 1997 Toyota T100 Xtracab, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 6x139.7 (6x5.5") |
|---|---|
| Lug Nut / Bolt Size | M12x1.5 |
| Center Bore (CB) | 106.1 mm |
| Offset (ET) | 10-25mm |
| Torque Specs | 80 ft-lbs (108 Nm) |
Imperial Match: 6x139.7 is commonly referred to as 6x5.5" in US Standard.
1997 T100 Xtracab — Year-Specific Fitment Context
The 1997 Toyota T100 Xtracab is in year 3 of 4 using the 6x139.7 pattern (1995–1998). Wheels from any 1995–1998 Toyota T100 Xtracab are cross-compatible with the 1997 model.
Toyota T100 Xtracab Bolt Pattern by Year
The table below shows how the T100 Xtracab's wheel specifications have changed over the years. The 1997 model year is highlighted.
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 1997 Toyota T100 Xtracab
When selecting wheels for your 1997 Toyota T100 Xtracab, the 6x139.7 bolt pattern is shared with 1995–1998 models, ensuring cross-compatibility. However, the center bore is critical: at 106.1mm, aftermarket wheels often have a larger bore, requiring hub-centric rings to prevent vibration and ensure proper load distribution. Offset is sensitive; the factory range is 10-25mm. Sticking within this range maintains suspension geometry and prevents rubbing. Always use M12x1.5 lug nuts with the correct seat type—factory wheels use a conical (60-degree) seat, while aftermarket may require ball or tapered seats. Using mismatched lug nuts can cause wheel loosening or damage. Verify lug nut compatibility before installation.
Historical Fitment Data Reference
In our dataset, Toyota T100 Xtracab appears from 1995 to 1998 (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: 35.0 mm
Quick Tips & Safety Warnings
- ✅ Re-torque lug nuts after 50-100 miles of driving to ensure proper seating and prevent loosening.
- ✅ Aftermarket wheels with a center bore larger than 106.1mm require hub-centric rings; avoid relying solely on lug nuts for centering.
- ✅ Check for caliper clearance when using wheels with offset near 10mm, as the T100's front brakes can interfere with certain designs.
- ⚠️ Verify thread pitch before installation; M12x1.25 and M12x1.5 are not interchangeable.
- ⚠️ This fitment uses a wide offset range. Check brake clearance and fender clearance before buying wheels.
- ⚠️ 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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1997 Toyota T100 Xtracab — Frequently Asked Questions
What is the bolt pattern for a 1997 Toyota T100 Xtracab?
The 1997 Toyota T100 Xtracab uses a 6x139.7 bolt pattern (also called lug pattern or PCD). The center bore is 106.1mm and the offset is 10-25mmmm.
What other years of Toyota T100 Xtracab have the same bolt pattern as the 1997?
The Toyota T100 Xtracab uses the 6x139.7 pattern from 1995 through 1998. Wheels from any of these model years are dimensionally compatible with the 1997, provided the offset and center bore also match.
What lug nut size does the 1997 Toyota T100 Xtracab use?
The 1997 Toyota T100 Xtracab uses M12x1.5 lug nuts. Always verify the thread pitch and seat type (cone, ball, or flat) match your aftermarket wheels.
What is the center bore of a 1997 Toyota T100 Xtracab?
The factory center bore (hub bore) for the 1997 Toyota T100 Xtracab is 106.1mm. If your aftermarket wheels have a larger hub bore, you will need hub-centric rings to prevent vibration.
What does 10-25mmmm offset mean for the 1997 T100 Xtracab?
An offset of 10-25mmmm means the wheel's mounting surface is 10-25mmmm away from its centerline. Changing this value drastically can affect suspension geometry and wheel bearing wear on your Toyota.
How do I measure the bolt pattern on my 1997 Toyota?
The 1997 T100 Xtracab 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.
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