2021 Mercedes-Benz GLA Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 2021 Mercedes-Benz GLA, 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) |
2021 GLA — Year-Specific Fitment Context
The 2021 Mercedes-Benz GLA is in year 6 of 9 using the 5x112 pattern (2016–2024). Wheels from any 2016–2024 Mercedes-Benz GLA are cross-compatible with the 2021 model.
Mercedes-Benz GLA Bolt Pattern by Year
The table below shows how the GLA's wheel specifications have changed over the years. The 2021 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 2021 Mercedes-Benz GLA
For your 2021 Mercedes-Benz GLA, the bolt pattern is 5x112 with a center bore of 66.6mm. When selecting aftermarket wheels, ensure they are hub-centric or use hub-centric rings to prevent vibrations and stress on lug studs. The offset range is 30-50mm; staying within this range maintains proper suspension geometry and clearance. Always use lug nuts with the correct thread pitch (14x1.5) and seat type—Mercedes typically requires ball-seat lug nuts. Using incorrect lug nuts can lead to wheel loosening. Verify that aftermarket wheels have adequate load rating for your vehicle.
Historical Fitment Data Reference
In our dataset, Mercedes-Benz GLA appears from 2016 to 2024 (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: 2
- Observed lug-size variants for this model: 2
- Observed total offset span across years: 96.0 mm
Quick Tips & Safety Warnings
- ✅ Re-torque lug nuts after 50-100 miles of driving to ensure proper seating.
- ✅ Avoid using conical-seat lug nuts on Mercedes ball-seat wheels; they can cause damage.
- ✅ Check for brake caliper clearance when using wheels with offset near 30mm, especially with larger brake kits.
- ⚠️ 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.
2021 Mercedes-Benz GLA — Frequently Asked Questions
What is the bolt pattern for a 2021 Mercedes-Benz GLA?
The 2021 Mercedes-Benz GLA 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 GLA have the same bolt pattern as the 2021?
The Mercedes-Benz GLA uses the 5x112 pattern from 2016 through 2024. Wheels from any of these model years are dimensionally compatible with the 2021, provided the offset and center bore also match.
How do I measure the bolt pattern on my 2021 Mercedes-Benz?
The 2021 GLA uses a 5x112 pattern. For 4, 6, or 8-lug wheels, measure center-to-center across opposite holes. For 5-lug, measure from the center of one hole to the back of the opposite hole.
What lug nut size does the 2021 Mercedes-Benz GLA use?
The 2021 Mercedes-Benz GLA uses 14x1.5 lug nuts. Always verify the thread pitch and seat type (cone, ball, or flat) match your aftermarket wheels.
Will wheels from another Mercedes-Benz fit my 2021 GLA?
Only if they share the exact same 5x112 bolt pattern, a compatible offset, and a center bore equal to or larger than 66.6mm.
What does 30-50mm offset mean for the 2021 GLA?
An offset of 30-50mm means the wheel's mounting surface is 30-50mm away from its centerline. Changing this value drastically can affect suspension geometry and wheel bearing wear on your Mercedes-Benz.
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