2018 Chevrolet Colorado Crew Cab Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 2018 Chevrolet Colorado Crew Cab, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 6x120 |
|---|---|
| Lug Nut / Bolt Size | 14x1.5 |
| Center Bore (CB) | 66.9 mm |
| Offset (ET) | 33 |
| Torque Specs | 100 ft-lbs (135 Nm) |
2018 Colorado Crew Cab — Year-Specific Fitment Context
The 2018 Chevrolet Colorado Crew Cab is in year 4 of 8 using the 6x120 pattern (2015–2022). Wheels from any 2015–2022 Chevrolet Colorado Crew Cab are cross-compatible with the 2018 model. Across its full production run (2004–2024), the Colorado Crew Cab has also used: 6x139.7.
Chevrolet Colorado Crew Cab Bolt Pattern by Year
The table below shows how the Colorado Crew Cab's wheel specifications have changed over the years. The 2018 model year is highlighted.
| Year | Bolt Pattern | Center Bore | Offset |
|---|---|---|---|
| 2004 | 6x139.7 | 100.3 | 33 |
| 2005 | 6x139.7 | 100.3 | 33 |
| 2006 | 6x139.7 | 100.3 | 33 |
| 2007 | 6x139.7 | 100.3 | 33 |
| 2008 | 6x139.7 | 100.3 | 33 |
| 2009 | 6x139.7 | 100.3 | 33 |
| 2010 | 6x139.7 | 100.3 | 33 |
| 2011 | 6x139.7 | 100.3 | 33 |
| 2012 | 6x139.7 | 100.3 | 33 |
| 2015 | 6x120 | 66.9 | 33 |
| 2016 | 6x120 | 66.9 | 33 |
| 2017 | 6x120 | 66.9 | 33 |
| ▸ 2018 | 6x120 | 66.9 | 33 |
| 2019 | 6x120 | 66.9 | 33 |
| 2020 | 6x120 | 66.9 | 33 |
| 2021 | 6x120 | 66.9 | 33 |
| 2022 | 6x120 | 66.9 | 33 |
| 2023 | 6x139.7 | 78.1 | 30 |
| 2024 | 6x139.7 | 78.1 | 30 |
6x120 Pattern Context
This bolt pattern appears on 76 vehicles in our current database and is considered uncommon.
Examples of other vehicles using 6x120:
Expert Buying Guide for 2018 Chevrolet Colorado Crew Cab
For your 2018 Chevrolet Colorado Crew Cab, the 6x120 bolt pattern and 66.9mm center bore are critical. Aftermarket wheels often have a larger bore (e.g., 73.1mm), requiring hub-centric rings to prevent vibrations and ensure proper load transfer. The stock offset is 33mm; deviations beyond ±5mm may cause rubbing or clearance issues with suspension/brakes. Always use lug nuts with the correct 14x1.5 thread pitch and a 60-degree conical seat (common for GM vehicles). Avoid ball-seat or shank-style nuts. Re-torque after 50-100 miles to maintain clamping force. Wheels from 2015-2022 Colorado/Canyon models are direct fit, but verify bore and offset.
Historical Fitment Data Reference
In our dataset, Chevrolet Colorado Crew Cab appears from 2004 to 2024 (19 model years). Across model years, this model appears with 2 bolt patterns (6x120, 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: 3.0 mm
Quick Tips & Safety Warnings
- ✅ Always use hub-centric rings if aftermarket wheels have a larger center bore than 66.9mm to avoid vibrations.
- ✅ Stick to offsets between 28-38mm to prevent tire rubbing on suspension components or fenders.
- ✅ Re-torque lug nuts to 140 ft-lb after 50-100 miles of driving to ensure proper seating.
- ⚠️ Torque lugs in a star pattern to 100 ft-lbs (135 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.
- ⚠️ This bolt pattern is less common in our dataset. Verify wheel availability and hub specs before ordering.
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2018 Chevrolet Colorado Crew Cab — Frequently Asked Questions
What is the bolt pattern for a 2018 Chevrolet Colorado Crew Cab?
The 2018 Chevrolet Colorado Crew Cab uses a 6x120 bolt pattern (also called lug pattern or PCD). The center bore is 66.9mm and the offset is 33mm.
What other years of Chevrolet Colorado Crew Cab have the same bolt pattern as the 2018?
The Chevrolet Colorado Crew Cab uses the 6x120 pattern from 2015 through 2022. Wheels from any of these model years are dimensionally compatible with the 2018, provided the offset and center bore also match.
What lug nut size does the 2018 Chevrolet Colorado Crew Cab use?
The 2018 Chevrolet Colorado Crew Cab uses 14x1.5 lug nuts. Always verify the thread pitch and seat type (cone, ball, or flat) match your aftermarket wheels.
Can I use spacers on my 2018 Chevrolet Colorado Crew Cab?
Yes, but ensure the wheel spacers match the 6x120 bolt pattern and 66.9mm center bore. Also verify that you have enough thread engagement for your 14x1.5 hardware.
What does 33mm offset mean for the 2018 Colorado Crew 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.
What is the factory wheel offset for a 2018 Chevrolet Colorado Crew Cab?
The OEM offset for the 2018 Colorado Crew Cab is typically around 33mm. Depending on wheel width, a deviation of ±5mm is usually acceptable, but verify suspension clearance.
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