2019 Acura RDX Wheel Interchange

OEM wheel and tire fitment specs for the 2019 Acura RDX, including bolt pattern (PCD), center bore diameter, thread size, rim diameter, rim width, wheel offset, and backspacing.

Recorded OEM specifications for the 2019 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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2019 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 Sizes19" – 20"
OEM Widths8"
OEM Offset Range50 mm

Multiple OEM configurations exist for this vehicle. Fitment can vary by trim, brakes, and factory wheel package – confirm your exact setup before buying.

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: 19 × 8″ · ET +50

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 2019 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.

2007–2018, 2020–2022 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
  • 2008
  • 2009
  • 2010
  • 2011
  • 2012
  • 2013
  • 2014
  • 2015
  • 2016
  • 2017
  • 2018
  • 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)

Recorded OEM bolt pattern, center bore, and width/offset ranges overlap. This is not a guarantee that every wheel from the donor year fits this vehicle.

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)

Width/offset ranges overlap; confirm diameter and brake clearance for your trim.

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 2019 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:

2019 Acura RDX

Compare Rims

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.
-
19"
Rim Width
Rim Width
The distance between the inner edges of the wheel is measured in inches.
-
8.0"
Wheel Offset
Wheel Offset
How far the wheel sits inward or outward relative to the hub mounting surface.
-
50 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 2019 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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2019 Acura RDX Wheel Fitment Guide

I started documenting wheel swaps on late model crossovers years ago, and the 2019 Acura RDX has been a consistent one. Think of this page as a clear path from stock specs to confident fitment decisions, using the on-page calculator and a few safety checks I use in the shop.

1) Starting point

Here is the baseline I work from when an unmodified 2019 Acura RDX rolls in with its factory setup. If your trim differs, that is okay. Use this as a mental model and verify against your door jamb tire placard and the calculator on this page.

Spec OEM Value What it means
Bolt pattern 5x114.3 Five studs on a 114.3 mm circle. Wheel must match this pattern.
Center bore 64.1 mm Hub lip diameter. Wheels should be 64.1 or use rings to fit snug.
Thread size M12 x 1.5 Stud thread pitch for lug nuts or bolts listed by sellers.
Rim diameter 19 in Factory wheel diameter on the reference setup.
Rim width 8.0 in Measured bead seat to bead seat.
Offset ET 50 mm Mounting face is 50 mm toward the street side from wheel centerline.
Backspacing 5.97 in Distance from hub face to inner rim lip. Helps check inner clearance.
Tire size 235/55R19 Section width 235 mm, aspect 55, on a 19 in rim.

Some trims may use different factory wheel and tire sizes. If yours does not match, use the on-page calculator to set your actual stock size first, then compare options against it. That mirrors how I validate swaps in person.

2) Small win

My first quick check is pattern, center bore, and offset. If a candidate wheel is 5x114.3 with a hub bore at least 64.1 mm, and its offset is close to ET 50 mm, you are most of the way there. Think of it as a gate. Pass those three, and the rest is fine tuning. If the center bore is larger than 64.1, plan on hub centric rings to keep the wheel perfectly centered on the hub.

3) Expand scope with the calculator

Next, I use the calculator on this page at wheelinterchange.com to see exact changes in clearance and tire diameter. Here is the progression I follow.

  • Set “Installed on” to 2019 Acura RDX with the stock size listed above or your actual factory size, if it differs.
  • Set “Wheels from” to the donor wheel and tire, or enter a custom wheel size and tire size to explore options.
  • Adjust rim width and offset to see inner and outer position changes. The tool shows how far the wheel moves relative to stock.
  • Adjust tire section width and aspect ratio. When you change rim diameter, the calculator updates overall tire diameter in the comparison so you can keep it close to stock.

Rule of thumb from my bay time: aim to keep overall tire diameter within about 3 percent of stock to maintain speedometer behavior, gearing feel, and ABS calibration. Use the tool’s diameter readout to stay within that window.

4) Refine the fit

Once the calculator numbers look promising, I check the details that separate a good fit from a great one.

  • Inner clearance: Watch the inner lip shift with offset and width. Compare that to strut, spring perch, and liner space. Backspacing near the 5.97 in reference is a good mental anchor.
  • Outer poke: The tool shows how far the wheel pushes outward. Keep fender lip and splash guard clearance in mind at full lock and over bumps.
  • Centering: If the wheel bore is larger than 64.1 mm, add hub centric rings sized to 64.1 mm on the inner side. That prevents vibration.
  • Threads and seating: The RDX uses M12 x 1.5 studs. Make sure your lug nuts match that thread and seat style required by the wheel. I check for full thread engagement that equals roughly the stud diameter in length.
  • Brake clearance: Spoke design and barrel shape matter. Use the calculator for position, then do a test fit to confirm caliper clearance.
  • Load rating: Wheels and tires should meet or exceed the vehicle’s load index on the door placard.
  • TPMS: Plan to transfer sensors or use compatible ones. Relearn procedures will vary by tool and sensor brand.

5) Validate before you commit

Here is how I confirm a setup before putting miles on it.

  • Cross check specs: Match 5x114.3, 64.1 mm bore, and M12 x 1.5 thread against the wheel’s listing and any markings. If your trim has different OEM sizes, verify against the owner’s manual and the tire placard.
  • Use the calculator printout or screenshot: Keep it handy during test fit so you know how much inner and outer movement to expect.
  • Test fit one corner: Hand thread lug nuts, spin the wheel, and check caliper, knuckle, and liner clearance through full steering travel.
  • Torque properly: Tighten in a star pattern to the OEM torque spec from the owner’s manual. Avoid relying on an impact gun for final torque.
  • Road test and re-torque: Short drive, then re-check torque once the assembly has settled.

If something feels off, return to the calculator. Small offset or tire size tweaks often clean up rubbing or vibration. That iterative loop has saved me a lot of guesswork over the years.

Helpful tools I actually use

6) Summary

Quick recap. Start with the 2019 Acura RDX baseline: 5x114.3 bolt pattern, 64.1 mm center bore, M12 x 1.5 threads, 19x8.0 ET 50 wheel, 235/55R19 tire, and 5.97 in backspacing. Use the on-page calculator to compare donor to installed, adjusting rim width, offset, and tire size while watching inner and outer movement and overall diameter. Refine with hub centric rings, correct lug nuts, and a careful brake clearance test fit. Validate with proper torque and a re-check after a short drive. With that progression, you move from exploratory to resolved without surprises, and your RDX ends up driving the way it should.

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