2018 Subaru Outback Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 2018 Subaru Outback, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 5x114.3 (5x4.5") |
|---|---|
| Lug Nut / Bolt Size | 12x1.25 |
| Center Bore (CB) | 56.1 mm |
| Offset (ET) | 55 |
| Torque Specs | 80 ft-lbs (108 Nm) |
Imperial Match: 5x114.3 is commonly referred to as 5x4.5" in US Standard.
2018 Outback — Year-Specific Fitment Context
The 2018 Subaru Outback is in year 3 of 9 using the 5x114.3 pattern (2016–2024). Wheels from any 2016–2024 Subaru Outback are cross-compatible with the 2018 model. Across its full production run (2000–2024), the Outback has also used: 5x100.
Subaru Outback Bolt Pattern by Year
The table below shows how the Outback's wheel specifications have changed over the years. The 2018 model year is highlighted.
| Year | Bolt Pattern | Center Bore | Offset |
|---|---|---|---|
| 2000 | 5x100 | 56.1 | 48 |
| 2001 | 5x100 | 56.1 | 48 |
| 2002 | 5x100 | 56.1 | 48 |
| 2003 | 5x100 | 56.1 | 48 |
| 2004 | 5x100 | 56.1 | 48 |
| 2005 | 5x100 | 56.1 | 48 |
| 2006 | 5x100 | 56.1 | 48 |
| 2007 | 5x100 | 56.1 | 48 |
| 2008 | 5x100 | 56.1 | 48 |
| 2009 | 5x100 | 56.1 | 48 |
| 2010 | 5x100 | 56.1 | 48 |
| 2011 | 5x100 | 56.1 | 48 |
| 2012 | 5x100 | 56.1 | 48 |
| 2013 | 5x100 | 56.1 | 48 |
| 2014 | 5x100 | 56.1 | 48 |
| 2015 | 5x100 | 56.1 | 48 |
| 2016 | 5x114.3 | 56.1 | 55 |
| 2017 | 5x114.3 | 56.1 | 55 |
| ▸ 2018 | 5x114.3 | 56.1 | 55 |
| 2019 | 5x114.3 | 56.1 | 55 |
| 2020 | 5x114.3 | 56.1 | 55 |
| 2021 | 5x114.3 | 56.1 | 55 |
| 2022 | 5x114.3 | 56.1 | 55 |
| 2023 | 5x114.3 | 56.1 | 55 |
| 2024 | 5x114.3 | 56.1 | 55 |
5x114.3 Pattern Context
This bolt pattern appears on 2902 vehicles in our current database and is considered very common.
Examples of other vehicles using 5x114.3:
Expert Buying Guide for 2018 Subaru Outback
For your 2018 Subaru Outback, the critical center bore is 56.1mm. Aftermarket wheels often have a larger bore, requiring hub-centric rings to prevent vibrations and ensure proper load distribution. The factory offset is 55mm; deviations beyond ±5mm may cause rubbing or clearance issues. Always verify lug nut compatibility: the thread pitch is 12x1.25, and the seat type must match (factory uses conical/tapered seats). Using incorrect lug nuts can lead to wheel loosening or damage. Wheels from 2016–2024 Outback models are direct fit, but earlier 5x100 patterns require adapters. Prioritize safety by confirming all specifications before installation.
Historical Fitment Data Reference
In our dataset, Subaru Outback appears from 2000 to 2024 (25 model years). Across model years, this model appears with 2 bolt patterns (5x100, 5x114.3).
- Observed bolt-pattern variants for this model: 2
- Observed center-bore variants for this model: 1
- Observed lug-size variants for this model: 2
- Observed total offset span across years: 7.0 mm
Quick Tips & Safety Warnings
- ✅ Re-torque lug nuts after 50-100 miles of driving to ensure proper seating.
- ✅ Avoid using universal fit wheels without hub-centric rings; they can cause vibration and stress on studs.
- ✅ Check brake caliper clearance when changing offset or wheel diameter, as the Outback has tight tolerances.
- ⚠️ Verify thread pitch before installation; M12x1.25 and M12x1.5 are not interchangeable.
- ⚠️ Confirm bolt pattern carefully. 5x114.3 is often confused with other common 5-lug patterns.
- ⚠️ Torque lugs in a star pattern to 80 ft-lbs (108 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.
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2018 Subaru Outback — Frequently Asked Questions
What is the bolt pattern for a 2018 Subaru Outback?
The 2018 Subaru Outback uses a 5x114.3 bolt pattern (also called lug pattern or PCD). The center bore is 56.1mm and the offset is 55mm.
What other years of Subaru Outback have the same bolt pattern as the 2018?
The Subaru Outback uses the 5x114.3 pattern from 2016 through 2024. Wheels from any of these model years are dimensionally compatible with the 2018, provided the offset and center bore also match.
What lug nut size does the 2018 Subaru Outback use?
The 2018 Subaru Outback uses 12x1.25 lug nuts. Always verify the thread pitch and seat type (cone, ball, or flat) match your aftermarket wheels.
What is the center bore of a 2018 Subaru Outback?
The factory center bore (hub bore) for the 2018 Subaru Outback is 56.1mm. If your aftermarket wheels have a larger hub bore, you will need hub-centric rings to prevent vibration.
What is the PCD for a 2018 Subaru Outback?
PCD stands for Pitch Circle Diameter, which is the same as the bolt pattern. For the 2018 Outback, the PCD is 5x114.3.
How tight should I torque the lug nuts on a 2018 Subaru Outback?
Refer to your owner's manual for exact specs, but always tighten the 12x1.25 hardware in a star or crisscross pattern. Re-torque after the first 50 miles of driving.
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