2020 Mercedes-Benz GLB Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 2020 Mercedes-Benz GLB, 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) |
2020 GLB — Year-Specific Fitment Context
The 2020 model year marks the beginning of the Mercedes-Benz GLB's 5x112 bolt pattern era, which continued through 2024 (5 consecutive years). Wheels from any 2020–2024 Mercedes-Benz GLB are cross-compatible with the 2020 model.
Mercedes-Benz GLB Bolt Pattern by Year
The table below shows how the GLB's wheel specifications have changed over the years. The 2020 model year is highlighted.
5x112 Pattern Context
This bolt pattern appears on 1490 vehicles in our current database and is considered common.
Examples of other vehicles using 5x112:
Expert Buying Guide for 2020 Mercedes-Benz GLB
For your 2020 Mercedes-Benz GLB, the 5x112 bolt pattern and 66.6mm center bore are critical. Aftermarket wheels often have a larger bore, requiring hub-centric rings to prevent vibration and ensure proper load distribution. Offset must stay within 30-50mm; deviations risk rubbing or suspension damage. Always use 14x1.5 lug nuts with the correct seat type—factory wheels use ball seats, while aftermarket typically require conical (60-degree) seats. Mixing seat types can cause wheel loosening. Verify lug nut length to avoid bottoming out or insufficient thread engagement. Safety first: improper fitment compromises handling and braking.
Historical Fitment Data Reference
In our dataset, Mercedes-Benz GLB appears from 2020 to 2024 (5 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
Quick Tips & Safety Warnings
- ✅ Re-torque lug nuts after 50-100 miles to account for settling.
- ✅ Avoid using spacers unless hub-centric and vehicle-specific; they alter offset and stress bearings.
- ✅ Check wheel weight rating—GLB requires at least 1,600 lbs per wheel for safety.
- ⚠️ 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).
Ready to upgrade or perform maintenance?
🛒 Shop Tools & Accessories on AmazonAs an Amazon Associate, I earn from qualifying purchases.
2020 Mercedes-Benz GLB — Frequently Asked Questions
What is the bolt pattern for a 2020 Mercedes-Benz GLB?
The 2020 Mercedes-Benz GLB 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 GLB have the same bolt pattern as the 2020?
The Mercedes-Benz GLB uses the 5x112 pattern from 2020 through 2024. Wheels from any of these model years are dimensionally compatible with the 2020, provided the offset and center bore also match.
How tight should I torque the lug nuts on a 2020 Mercedes-Benz GLB?
Refer to your owner's manual for exact specs, but always tighten the 14x1.5 hardware in a star or crisscross pattern. Re-torque after the first 50 miles of driving.
What is the PCD for a 2020 Mercedes-Benz GLB?
PCD stands for Pitch Circle Diameter, which is the same as the bolt pattern. For the 2020 GLB, the PCD is 5x112.
Will wheels from another Mercedes-Benz fit my 2020 GLB?
Only if they share the exact same 5x112 bolt pattern, a compatible offset, and a center bore equal to or larger than 66.6mm.
Why is matching the 66.6mm center bore important for the 2020 GLB?
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.
Need more vehicle fitment data?
Access our complete, raw JSON/CSV database of over 11,000+ vehicles for your next app or project.
Get the Full Dataset