2015 Mercedes-Benz GLA-Class Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 2015 Mercedes-Benz GLA-Class, along with offset and center bore data.
2015 Mercedes-Benz GLA-Class Wheel Fitment Specs
| Bolt Pattern (Lug Pattern) | 5x112 |
|---|---|
| Lug Nut / Bolt Size | B 14x1.50 |
| Center Bore (CB) | 66.5 mm |
| Offset (ET) | 46 |
| Torque Specs | 100 ft-lbs (135 Nm) |
2015 GLA-Class — Year-Specific Fitment Context
The 2015 model year marks the beginning of the Mercedes-Benz GLA-Class's 5x112 bolt pattern era, which continued through 2025 (11 consecutive years). Wheels from any 2015–2025 Mercedes-Benz GLA-Class are cross-compatible with the 2015 model.
Mercedes-Benz GLA-Class Bolt Pattern by Year
The table below shows how the GLA-Class's wheel specifications have changed over the years. The 2015 model year is highlighted.
5x112 Pattern Context
This bolt pattern appears on 1661 vehicles in our current database and is considered very common.
Examples of other vehicles using 5x112:
Expert Buying Guide for 2015 Mercedes-Benz GLA-Class
The 2015 Mercedes-Benz GLA-Class uses a 5x112 bolt pattern with a 66.5mm center bore. When selecting aftermarket wheels, hub-centric rings are essential to match the bore precisely, preventing vibrations and ensuring proper load transfer. The recommended offset is 46mm; deviations beyond ±5mm may cause rubbing or clearance issues with suspension and brakes. Always use lug nuts with the correct thread pitch (14x1.50) and seat type—Mercedes typically requires ball-seat lug nuts. Using incorrect lug nuts can lead to wheel loosening or damage. Verify that aftermarket wheels are load-rated for the vehicle's weight. For safety, re-torque lug nuts after 50-100 miles of driving.
Historical Fitment Data Reference
In our dataset, Mercedes-Benz GLA-Class appears from 2015 to 2025 (3 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: 91.0 mm
Quick Tips & Safety Warnings
- ✅ Re-torque lug nuts to 110 Nm (81 lb-ft) after 50-100 miles of driving.
- ✅ Avoid using conical-seat lug nuts; Mercedes uses ball-seat (radius) lug nuts.
- ✅ Check inner clearance for offset changes; 46mm is optimal, but 42-50mm may work with testing.
- ⚠️ Confirm bolt pattern carefully. 5x112 is often confused with other common 5-lug patterns.
- ⚠️ Torque lugs in a star pattern to 100 ft-lbs (135 Nm), then re-check torque after 50-100 km (30-60 miles).
2015 Mercedes-Benz GLA-Class — Frequently Asked Questions
What is the bolt pattern for a 2015 Mercedes-Benz GLA-Class?
The 2015 Mercedes-Benz GLA-Class uses a 5x112 bolt pattern (also called lug pattern or PCD). The center bore is 66.5mm and the offset is 46mm.
What other years of Mercedes-Benz GLA-Class have the same bolt pattern as the 2015?
The Mercedes-Benz GLA-Class uses the 5x112 pattern from 2015 through 2025. Wheels from any of these model years are dimensionally compatible with the 2015, provided the offset and center bore also match.
Will wheels from another Mercedes-Benz fit my 2015 GLA-Class?
Only if they share the exact same 5x112 bolt pattern, a compatible offset, and a center bore equal to or larger than 66.5mm.
What is the center bore of a 2015 Mercedes-Benz GLA-Class?
The factory center bore (hub bore) for the 2015 Mercedes-Benz GLA-Class is 66.5mm. If your aftermarket wheels have a larger hub bore, you will need hub-centric rings to prevent vibration.
What does 46mm offset mean for the 2015 GLA-Class?
An offset of 46mm means the wheel's mounting surface is 46mm away from its centerline. Changing this value drastically can affect suspension geometry and wheel bearing wear on your Mercedes-Benz.
What is the factory wheel offset for a 2015 Mercedes-Benz GLA-Class?
The OEM offset for the 2015 GLA-Class is typically around 46mm. Depending on wheel width, a deviation of ±5mm is usually acceptable, but verify suspension clearance.
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