2018 Acura RDX Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 2018 Acura RDX, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 5x114.3 (5x4.5") |
|---|---|
| Lug Nut / Bolt Size | 12x1.5 |
| Center Bore (CB) | 64.1 mm |
| Offset (ET) | 45 |
| Torque Specs | 80 ft-lbs (108 Nm) |
Imperial Match: 5x114.3 is commonly referred to as 5x4.5" in US Standard.
2018 RDX — Year-Specific Fitment Context
The 2018 Acura RDX is in year 12 of 18 using the 5x114.3 pattern (2007–2024). Wheels from any 2007–2024 Acura RDX are cross-compatible with the 2018 model.
Acura RDX Bolt Pattern by Year
The table below shows how the RDX's wheel specifications have changed over the years. The 2018 model year is highlighted.
| Year | Bolt Pattern | Center Bore | Offset |
|---|---|---|---|
| 2007 | 5x114.3 | 64.1 | 45 |
| 2008 | 5x114.3 | 64.1 | 45 |
| 2009 | 5x114.3 | 64.1 | 45 |
| 2010 | 5x114.3 | 64.1 | 45 |
| 2011 | 5x114.3 | 64.1 | 45 |
| 2012 | 5x114.3 | 64.1 | 45 |
| 2013 | 5x114.3 | 64.1 | 45 |
| 2014 | 5x114.3 | 64.1 | 45 |
| 2015 | 5x114.3 | 64.1 | 45 |
| 2016 | 5x114.3 | 64.1 | 45 |
| 2017 | 5x114.3 | 64.1 | 45 |
| ▸ 2018 | 5x114.3 | 64.1 | 45 |
| 2019 | 5x114.3 | 64.1 | 45 |
| 2020 | 5x114.3 | 64.1 | 45 |
| 2021 | 5x114.3 | 64.1 | 45 |
| 2022 | 5x114.3 | 64.1 | 45 |
| 2023 | 5x114.3 | 64.1 | 45 |
| 2024 | 5x114.3 | 64.1 | 45 |
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 Acura RDX
For your 2018 Acura RDX, the bolt pattern is 5x114.3 with a 64.1mm center bore. When selecting aftermarket wheels, ensure hub-centric rings are used to match the 64.1mm bore, preventing vibrations and ensuring proper load distribution. The factory offset is 45mm; deviations beyond ±5mm may cause rubbing or clearance issues. Always verify lug nut compatibility: 12x1.5 thread pitch with a conical (60-degree) or ball seat—never use flat-seat nuts. Improper seating can lead to wheel loosening. Cross-compatible wheels from 2007–2024 RDX models fit, but always confirm offset and bore. Safety first: incorrect fitment compromises handling and braking.
Historical Fitment Data Reference
In our dataset, Acura RDX appears from 2007 to 2024 (18 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: 0.0 mm
Quick Tips & Safety Warnings
- ✅ Re-torque lug nuts to 80 ft-lbs after 50 miles of driving to ensure proper seating.
- ✅ Avoid wheels with a center bore larger than 64.1mm without hub rings; even 0.5mm mismatch causes vibration.
- ✅ Check brake caliper clearance when using wheels with offset below 40mm or above 50mm.
- ⚠️ 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).
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2018 Acura RDX — Frequently Asked Questions
What is the bolt pattern for a 2018 Acura RDX?
The 2018 Acura RDX uses a 5x114.3 bolt pattern (also called lug pattern or PCD). The center bore is 64.1mm and the offset is 45mm.
What other years of Acura RDX have the same bolt pattern as the 2018?
The Acura RDX uses the 5x114.3 pattern from 2007 through 2024. Wheels from any of these model years are dimensionally compatible with the 2018, provided the offset and center bore also match.
What is the center bore of a 2018 Acura RDX?
The factory center bore (hub bore) for the 2018 Acura RDX is 64.1mm. If your aftermarket wheels have a larger hub bore, you will need hub-centric rings to prevent vibration.
What lug nut size does the 2018 Acura RDX use?
The 2018 Acura RDX uses 12x1.5 lug nuts. Always verify the thread pitch and seat type (cone, ball, or flat) match your aftermarket wheels.
Can I put aftermarket wheels on my 2018 Acura RDX?
Absolutely. Just ensure the aftermarket wheels have a 5x114.3 bolt pattern, an offset near 45mm, and a center bore of at least 64.1mm (using hub rings if larger).
Why is matching the 64.1mm center bore important for the 2018 RDX?
The 64.1mm 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.
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