2018 Mercedes-Benz GLC Coupe Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 2018 Mercedes-Benz GLC Coupe, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 5x112 |
|---|---|
| Lug Nut / Bolt Size | 14x1.5 |
| Center Bore (CB) | 66.6 mm |
| Offset (ET) | 30-50 |
| Torque Specs | 100 ft-lbs (135 Nm) |
2018 GLC Coupe — Year-Specific Fitment Context
The 2018 Mercedes-Benz GLC Coupe is in year 2 of 8 using the 5x112 pattern (2017–2024). Wheels from any 2017–2024 Mercedes-Benz GLC Coupe are cross-compatible with the 2018 model.
Mercedes-Benz GLC Coupe Bolt Pattern by Year
The table below shows how the GLC Coupe's wheel specifications have changed over the years. The 2018 model year is highlighted.
Fitment Notes
The 2018 Mercedes-Benz GLC Coupe has a bolt pattern of 5x112.
This means it is a 5 lug pattern with a circle diameter of 112mm. When shopping for aftermarket wheels, ensure the "lug pattern" or "PCD" matches these numbers.
Year-to-Year Fitment Context
In our dataset, Mercedes-Benz GLC Coupe appears from 2017 to 2024 (6 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: 80.0 mm
5x112 Pattern Context
This bolt pattern appears on 1490 vehicles in our current database and is considered common.
Examples of other vehicles using 5x112:
2018 Mercedes-Benz GLC Coupe — Frequently Asked Questions
What is the bolt pattern for a 2018 Mercedes-Benz GLC Coupe?
The 2018 Mercedes-Benz GLC Coupe uses a 5x112 bolt pattern (also called lug pattern or PCD). The center bore is 66.6mm and the offset is 30-50mm.
What other years of Mercedes-Benz GLC Coupe have the same bolt pattern as the 2018?
The Mercedes-Benz GLC Coupe uses the 5x112 pattern from 2017 through 2024. Wheels from any of these model years are dimensionally compatible with the 2018, provided the offset and center bore also match.
What is the PCD for a 2018 Mercedes-Benz GLC Coupe?
PCD stands for Pitch Circle Diameter, which is the same as the bolt pattern. For the 2018 GLC Coupe, the PCD is 5x112.
Why is matching the 66.6mm center bore important for the 2018 GLC Coupe?
The 66.6mm 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 2018 Mercedes-Benz GLC Coupe use?
The 2018 Mercedes-Benz GLC Coupe uses 14x1.5 lug nuts. Always verify the thread pitch and seat type (cone, ball, or flat) match your aftermarket wheels.
What is the factory wheel offset for a 2018 Mercedes-Benz GLC Coupe?
The OEM offset for the 2018 GLC Coupe is typically around 30-50mm. Depending on wheel width, a deviation of ±5mm is usually acceptable, but verify suspension clearance.
Fitment Checklist Before You Buy Wheels
- Confirm bolt pattern carefully. 5x112 is often confused with other common 5-lug patterns.
- This fitment uses a wide offset range. Check brake clearance and fender clearance before buying wheels.
- Torque lugs in a star pattern to 100 ft-lbs (135 Nm), then re-check torque after 50-100 km (30-60 miles).
Editorial Fitment Notes
Mercedes-Benz GLC Coupe 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: 2017-2024 (6 model years).
- Observed bolt-pattern variants: 1 (5x112).
- Observed total offset span across years: 80.0 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 2018 Mercedes-Benz GLC Coupe, please report it via our About page contact so we can verify and update this record.