2008 Acura RDX Wheel Interchange

OEM wheel and tire fitment specs for the 2008 Acura RDX, including bolt pattern (PCD), center bore diameter, thread size, rim diameter, rim width, wheel offset, and backspacing.

Recorded OEM specifications for the 2008 Acura RDX, donor years with overlapping ranges, and a calculator to compare a selected wheel. Range overlap is not a guaranteed fit.

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2008 Acura RDX Fitment Specs

Baseline mounting dimensions used for interchange decisions.

Bolt Pattern5x114.3
Center Bore64.1 mm
Lug ThreadM12 x 1.5 View M12 x 1.5 options on Amazon
OEM Wheel Sizes18" – 20"
OEM Widths7.5" – 8"
OEM Offset Range45 mm – 50 mm

Thread-only product links are shopping examples, not verified fits. Seat style is not confirmed here. As an Amazon Associate we earn from qualifying purchases.

Explore wheels at Tire Rack

Selected size: 18 × 7.5″ · ET +45

Showing matching bolt patterns and offsets up to 20 mm lower. Confirm center bore, load rating, and clearance at Tire Rack.

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Donor vehicles with overlapping OEM specs

These are vehicle-year records whose recorded OEM ranges overlap this 2008 Acura RDX. Overlap is not a guarantee that a specific wheel will install. Selected-wheel comparison is in the calculator below.

Evaluated 77 donor years. Listed 24 eligible overlaps (not all evaluated years are compatible). Showing all listed.

2007, 2009–2022 Acura RDX

OEM specs overlapOEM ranges overlap – confirm the specific wheel

Years grouped because recorded compatibility evidence is equivalent. Each year keeps its own page.

  • 2007
  • 2009
  • 2010
  • 2011
  • 2012
  • 2013
  • 2014
  • 2015
  • 2016
  • 2017
  • 2018
  • 2019
  • 2020
  • 2021
  • 2022
  • Bolt pattern5x114.3 · Same recorded PCD
  • Center bore64.1 mm · same recorded hub figure
  • Wheel geometryOEM width/offset ranges overlap (not a specific wheel)

Approximate position vs the mid OEM package: outer change -0.67 mm, inner change -5.68 mm. This uses aggregated width/offset ranges, not a specific wheel.

2013–2021 Acura ILX

OEM specs overlapOEM ranges overlap – confirm the specific wheel

Years grouped because recorded compatibility evidence is equivalent. Each year keeps its own page.

  • 2013
  • 2014
  • 2015
  • 2016
  • 2017
  • 2018
  • 2019
  • 2020
  • 2021
  • Bolt pattern5x114.3 · Same recorded PCD
  • Center bore64.1 mm · same recorded hub figure
  • Wheel geometryOEM width/offset ranges overlap (not a specific wheel)

Approximate position vs the mid OEM package: outer change -0.67 mm, inner change -5.68 mm. This uses aggregated width/offset ranges, not a specific wheel.

Acura RDX Years With Compatible Wheels

Only years with evidence-based interchange relationships are listed. Adjacent years are not assumed compatible.

Will Wheels From Another Vehicle Fit?

Compare a donor vehicle or custom wheel against this 2008 Acura RDX. Use Compare in calculator on a donor row above to fill the donor side of this same calculator.

Compare

Compare wheel compatibility between two vehicles

Wheels from (donor vehicle)

Installed on (your vehicle)

Selected Car:

2008 Acura RDX

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Specification
Wheels from
Installed on
Result (Click it)
Bolt Pattern
Bolt Pattern
The total number of bolt holes and the diameter of the circle they form.
-
5x114.3
Center Bore
Center Bore
The hole in the center of the wheel that fits over the vehicle’s hub.
-
64.1 mm
Thread Size
Thread Size
The size and spacing of the threads on the bolts or nuts that hold the wheel in place.
-
M12 x 1.5
Rim Diameter
Rim Diameter
The wheel diameter in inches that determines which tire sizes will fit.
-
18"
Rim Width
Rim Width
The distance between the inner edges of the wheel is measured in inches.
-
7.5"
Wheel Offset
Wheel Offset
How far the wheel sits inward or outward relative to the hub mounting surface.
-
45 mm
Backspacing
Backspacing
Shows how much space the wheel takes up toward the inside of the vehicle.
-
-
Wheel Fasteners
Wheel Fasteners
The type of hardware used to secure the wheel to the vehicle.
-
-

Wheel Fitment Parts for the 2008 Acura RDX

Example products matched to recorded thread, hub, or spacer dimensions. They are not verified fits. Confirm seat style, thickness, and clearance before ordering.

Lug Nuts / Wheel Bolts

M12 x 1.5

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Understanding Wheel Fitment for the 2008 Acura RDX

Many DIY enthusiasts and technicians often harbor misconceptions about wheel fitment. One common myth is that all wheels with the same bolt pattern will fit any vehicle. Let's clarify why this belief can lead to confusion and how to ensure a proper fit for your 2008 Acura RDX.

Misconception: All 5x114.3 Wheels Fit

It might seem like if a wheel has the same bolt pattern (5x114.3 in this case), it should fit your Acura RDX without issues. This thinking is quite common and stems from a generalization about wheel compatibility.

Why It Seems True

The logic here is simple: if the number of bolts and spacing between them matches, why wouldn't the wheels fit? It's easy to overlook other crucial factors that impact fitment, such as offset, center bore, and backspacing.

What is True

In reality, several specifications must align for wheels to fit correctly. For the 2008 Acura RDX, the important details are:

  • Bolt Pattern: 5x114.3
  • Center Bore: 64.1 mm
  • Thread Size: M12 x 1.5
  • Rim Diameter: 18 inches
  • Rim Width: 7.5 inches
  • Wheel Offset: 45 mm
  • Backspacing: 5.52 inches
  • Tire Section Width: 235 mm
  • Tire Aspect Ratio: 55%

Always confirm these specifications when searching for compatible wheels.

Implications

Using wheels that might seem compatible based solely on bolt pattern could lead to performance issues or safety hazards. Using the wrong offset, for example, can affect your vehicle's handling and even cause tire wear. So, taking the time to verify all specifications is crucial.

Quick Tests

If you're unsure about whether a wheel will fit your RDX, here are a few quick tests:

  • Check the bolt pattern: It should be 5x114.3.
  • Measure the center bore: It should be 64.1 mm.
  • Verify the offset: It needs to be around 45 mm.

To facilitate your search, you can use our wheel fitment calculator to compare wheels from different vehicles or customize sizes. It’s a helpful tool to ensure you get the right fit.

For additional resources, consider looking for tools or parts on Amazon that can assist with your wheel installation.

In summary, while the bolt pattern is important, it’s not the only factor that determines fitment. By understanding the complete specifications and using the right tools, you can confidently select the right wheels for your 2008 Acura RDX.

Methodology and sources

Wheel interchange depends on more than bolt pattern. Where data is available, this site compares recorded OEM values:

  • Bolt pattern / PCD
  • Center bore direction (donor wheel bore must not be smaller than the hub)
  • Wheel diameter, width, and offset against known OEM ranges
  • Lug thread / hardware differences (vehicle-side hardware)

A normal wheel spacer does not change bolt pattern. Hub rings cannot enlarge a wheel bore that is smaller than the hub. Brake clearance and tire package fitment still require vehicle-specific checks when not confirmed in the dataset.

Nick Marchenko

Automotive Expert