2008 Chevrolet Colorado Regular Cab Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 2008 Chevrolet Colorado Regular Cab, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 6x139.7 (6x5.5") |
|---|---|
| Lug Nut / Bolt Size | 12x1.5 |
| Center Bore (CB) | 100.3 mm |
| Offset (ET) | 33 |
| Torque Specs | 80 ft-lbs (108 Nm) |
Imperial Match: 6x139.7 is commonly referred to as 6x5.5" in US Standard.
2008 Colorado Regular Cab — Year-Specific Fitment Context
The 2008 Chevrolet Colorado Regular Cab is in year 5 of 9 using the 6x139.7 pattern (2004–2012). Wheels from any 2004–2012 Chevrolet Colorado Regular Cab are cross-compatible with the 2008 model.
Chevrolet Colorado Regular Cab Bolt Pattern by Year
The table below shows how the Colorado Regular Cab's wheel specifications have changed over the years. The 2008 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 2008 Chevrolet Colorado Regular Cab
For your 2008 Chevrolet Colorado Regular Cab, the 6x139.7 bolt pattern and 100.3mm 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 distribution. The factory offset is 33mm; staying within ±5mm is recommended to avoid rubbing or suspension interference. Always use lug nuts with the correct 12x1.5 thread pitch and matching seat type (cone or ball) to prevent wheel loosening. Failure to match these specs can lead to dangerous wheel separation.
Historical Fitment Data Reference
In our dataset, Chevrolet Colorado Regular Cab appears from 2004 to 2012 (9 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 to 140 ft-lb after 50 miles of driving to account for settling.
- ✅ Avoid wheels with offset below 28mm or above 38mm to prevent rubbing on control arms or fenders.
- ✅ If using aftermarket wheels, ensure hub-centric rings are installed and properly seated to eliminate vibrations.
- ⚠️ 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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2008 Chevrolet Colorado Regular Cab — Frequently Asked Questions
What is the bolt pattern for a 2008 Chevrolet Colorado Regular Cab?
The 2008 Chevrolet Colorado Regular Cab uses a 6x139.7 bolt pattern (also called lug pattern or PCD). The center bore is 100.3mm and the offset is 33mm.
What other years of Chevrolet Colorado Regular Cab have the same bolt pattern as the 2008?
The Chevrolet Colorado Regular Cab uses the 6x139.7 pattern from 2004 through 2012. Wheels from any of these model years are dimensionally compatible with the 2008, provided the offset and center bore also match.
Why is matching the 100.3mm center bore important for the 2008 Colorado Regular Cab?
The 100.3mm center bore ensures the wheel is perfectly centered on the hub. If the wheel is lug-centric instead of hub-centric, you may experience steering wheel vibration at highway speeds.
What lug nut size does the 2008 Chevrolet Colorado Regular Cab use?
The 2008 Chevrolet Colorado Regular Cab uses 12x1.5 lug nuts. Always verify the thread pitch and seat type (cone, ball, or flat) match your aftermarket wheels.
What does 33mm offset mean for the 2008 Colorado Regular Cab?
An offset of 33mm means the wheel's mounting surface is 33mm away from its centerline. Changing this value drastically can affect suspension geometry and wheel bearing wear on your Chevrolet.
Do 2008 Chevrolet Colorado Regular Cabs use lug bolts or lug nuts?
The 2008 Colorado Regular Cab requires 12x1.5 hardware. Check your specific trim to ensure you use the correct conical or spherical seating.
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