2020 GMC Terrain Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 2020 GMC Terrain, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 5x115 |
|---|---|
| Lug Nut / Bolt Size | 12x1.5 |
| Center Bore (CB) | 70.3 mm |
| Offset (ET) | 40 |
| Torque Specs | 80 ft-lbs (108 Nm) |
2020 Terrain — Year-Specific Fitment Context
The 2020 GMC Terrain is in year 3 of 7 using the 5x115 pattern (2018–2024). Wheels from any 2018–2024 GMC Terrain are cross-compatible with the 2020 model. Across its full production run (2010–2024), the Terrain has also used: 5x120.
GMC Terrain Bolt Pattern by Year
The table below shows how the Terrain's wheel specifications have changed over the years. The 2020 model year is highlighted.
| Year | Bolt Pattern | Center Bore | Offset |
|---|---|---|---|
| 2010 | 5x120 | 66.9 | 40 |
| 2011 | 5x120 | 66.9 | 40 |
| 2012 | 5x120 | 66.9 | 40 |
| 2013 | 5x120 | 66.9 | 40 |
| 2014 | 5x120 | 66.9 | 40 |
| 2015 | 5x120 | 66.9 | 40 |
| 2016 | 5x120 | 66.9 | 40 |
| 2017 | 5x120 | 66.9 | 40 |
| 2018 | 5x115 | 70.3 | 40 |
| 2019 | 5x115 | 70.3 | 40 |
| ▸ 2020 | 5x115 | 70.3 | 40 |
| 2021 | 5x115 | 70.3 | 40 |
| 2022 | 5x115 | 70.3 | 40 |
| 2023 | 5x115 | 70.3 | 40 |
| 2024 | 5x115 | 70.3 | 40 |
Fitment Notes
The 2020 GMC Terrain has a bolt pattern of 5x115.
This means it is a 5 lug pattern with a circle diameter of 115mm. When shopping for aftermarket wheels, ensure the "lug pattern" or "PCD" matches these numbers.
Year-to-Year Fitment Context
In our dataset, GMC Terrain appears from 2010 to 2024 (15 model years).
Across model years, this model appears with 2 bolt patterns (5x115, 5x120).
- Observed bolt-pattern variants for this model: 2
- Observed center-bore variants for this model: 2
- Observed lug-size variants for this model: 2
- Observed total offset span across years: 0.0 mm
5x115 Pattern Context
This bolt pattern appears on 498 vehicles in our current database and is considered moderately common.
Examples of other vehicles using 5x115:
2020 GMC Terrain — Frequently Asked Questions
What is the bolt pattern for a 2020 GMC Terrain?
The 2020 GMC Terrain uses a 5x115 bolt pattern (also called lug pattern or PCD). The center bore is 70.3mm and the offset is 40mm.
What other years of GMC Terrain have the same bolt pattern as the 2020?
The GMC Terrain uses the 5x115 pattern from 2018 through 2024. Wheels from any of these model years are dimensionally compatible with the 2020, provided the offset and center bore also match.
What lug nut size does the 2020 GMC Terrain use?
The 2020 GMC Terrain uses 12x1.5 lug nuts. Always verify the thread pitch and seat type (cone, ball, or flat) match your aftermarket wheels.
What is the PCD for a 2020 GMC Terrain?
PCD stands for Pitch Circle Diameter, which is the same as the bolt pattern. For the 2020 Terrain, the PCD is 5x115.
Do 2020 GMC Terrains use lug bolts or lug nuts?
The 2020 Terrain requires 12x1.5 hardware. Check your specific trim to ensure you use the correct conical or spherical seating.
Can I put aftermarket wheels on my 2020 GMC Terrain?
Absolutely. Just ensure the aftermarket wheels have a 5x115 bolt pattern, an offset near 40mm, and a center bore of at least 70.3mm (using hub rings if larger).
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).
- This model has multiple bolt-pattern records across years. Match wheels to exact year/trim before purchase.
Editorial Fitment Notes
GMC Terrain has multiple wheel-fitment records across generations, so matching exact year and trim is important before ordering wheels.
- Observed production years in our database: 2010-2024 (15 model years).
- Observed bolt-pattern variants: 2 (5x115, 5x120).
- Observed total offset span across years: 0.0 mm.
- Observed center-bore variants: 2 | lug-size variants: 2.
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 2020 GMC Terrain, please report it via our About page contact so we can verify and update this record.