2021 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 2021 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.
2021 RDX — Year-Specific Fitment Context
The 2021 Acura RDX is in year 15 of 18 using the 5x114.3 pattern (2007–2024). Wheels from any 2007–2024 Acura RDX are cross-compatible with the 2021 model.
Acura RDX Bolt Pattern by Year
The table below shows how the RDX's wheel specifications have changed over the years. The 2021 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 2021 Acura RDX
For your 2021 Acura RDX, the bolt pattern is 5x114.3mm, but the center bore is a critical 64.1mm. Aftermarket wheels often have a larger bore (e.g., 73.1mm), requiring hub-centric rings to prevent vibrations and ensure proper load distribution. The factory offset is 45mm; deviations beyond ±5mm may cause rubbing or clearance issues with suspension and brakes. Always verify offset and test fit. Lug nuts are 12x1.5 thread pitch with a conical (60-degree) seat. Using incorrect seat type (e.g., ball seat) can lead to wheel loosening. Re-torque after 50-100 miles of driving. Wheels from 2007-2024 RDX models are cross-compatible, but confirm center bore and offset.
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 50-100 miles to account for settling.
- ✅ Avoid spacers unless hub-centric; they can alter offset and stress bearings.
- ✅ Check brake caliper clearance with aftermarket wheels; some designs may interfere.
- ⚠️ 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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2021 Acura RDX — Frequently Asked Questions
What is the bolt pattern for a 2021 Acura RDX?
The 2021 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 2021?
The Acura RDX uses the 5x114.3 pattern from 2007 through 2024. Wheels from any of these model years are dimensionally compatible with the 2021, provided the offset and center bore also match.
Why is matching the 64.1mm center bore important for the 2021 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.
What lug nut size does the 2021 Acura RDX use?
The 2021 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 use spacers on my 2021 Acura RDX?
Yes, but ensure the wheel spacers match the 5x114.3 bolt pattern and 64.1mm center bore. Also verify that you have enough thread engagement for your 12x1.5 hardware.
What is the center bore of a 2021 Acura RDX?
The factory center bore (hub bore) for the 2021 Acura RDX is 64.1mm. If your aftermarket wheels have a larger hub bore, you will need hub-centric rings to prevent vibration.
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