2015 BMW 4 Series Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 2015 BMW 4 Series, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 5x120 |
|---|---|
| Lug Nut / Bolt Size | 14x1.25 |
| Center Bore (CB) | 72.56 mm |
| Offset (ET) | 30-40 |
| Torque Specs | 100 ft-lbs (135 Nm) |
2015 4 Series — Year-Specific Fitment Context
The 2015 BMW 4 Series is in year 2 of 5 using the 5x120 pattern (2014–2018). Wheels from any 2014–2018 BMW 4 Series are cross-compatible with the 2015 model. Across its full production run (2014–2024), the 4 Series has also used: 5x112.
BMW 4 Series Bolt Pattern by Year
The table below shows how the 4 Series's wheel specifications have changed over the years. The 2015 model year is highlighted.
Fitment Notes
The 2015 BMW 4 Series has a bolt pattern of 5x120.
This means it is a 5 lug pattern with a circle diameter of 120mm. When shopping for aftermarket wheels, ensure the "lug pattern" or "PCD" matches these numbers.
Year-to-Year Fitment Context
In our dataset, BMW 4 Series appears from 2014 to 2024 (11 model years).
Across model years, this model appears with 2 bolt patterns (5x112, 5x120).
- Observed bolt-pattern variants for this model: 2
- Observed center-bore variants for this model: 2
- Observed lug-size variants for this model: 1
- Observed total offset span across years: 70.0 mm
5x120 Pattern Context
This bolt pattern appears on 633 vehicles in our current database and is considered common.
Examples of other vehicles using 5x120:
2015 BMW 4 Series — Frequently Asked Questions
What is the bolt pattern for a 2015 BMW 4 Series?
The 2015 BMW 4 Series uses a 5x120 bolt pattern (also called lug pattern or PCD). The center bore is 72.56mm and the offset is 30-40mm.
What other years of BMW 4 Series have the same bolt pattern as the 2015?
The BMW 4 Series uses the 5x120 pattern from 2014 through 2018. Wheels from any of these model years are dimensionally compatible with the 2015, provided the offset and center bore also match.
How do I measure the bolt pattern on my 2015 BMW?
The 2015 4 Series uses a 5x120 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.
Can I put aftermarket wheels on my 2015 BMW 4 Series?
Absolutely. Just ensure the aftermarket wheels have a 5x120 bolt pattern, an offset near 30-40mm, and a center bore of at least 72.56mm (using hub rings if larger).
What lug nut size does the 2015 BMW 4 Series use?
The 2015 BMW 4 Series uses 14x1.25 lug nuts. Always verify the thread pitch and seat type (cone, ball, or flat) match your aftermarket wheels.
How tight should I torque the lug nuts on a 2015 BMW 4 Series?
Refer to your owner's manual for exact specs, but always tighten the 14x1.25 hardware in a star or crisscross pattern. Re-torque after the first 50 miles of driving.
Fitment Checklist Before You Buy Wheels
- Confirm bolt pattern carefully. 5x120 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).
- This model has multiple bolt-pattern records across years. Match wheels to exact year/trim before purchase.
Editorial Fitment Notes
BMW 4 Series has multiple wheel-fitment records across generations, so matching exact year and trim is important before ordering wheels.
- Observed production years in our database: 2014-2024 (11 model years).
- Observed bolt-pattern variants: 2 (5x112, 5x120).
- Observed total offset span across years: 70.0 mm.
- Observed center-bore variants: 2 | 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 2015 BMW 4 Series, please report it via our About page contact so we can verify and update this record.