2015 Acura RLX tire sizes
The 2015 Acura RLX came from the factory with 2 tire sizes on 18" to 19" wheels. The most common size is 245/45 R18. Pick your trim below.
2015 RLX Base Model
Factory (OE) sizes
18"wheels
Optional sizes
19"wheels
2015 RLX Sport Hybrid SH-AWD
Factory (OE) sizes
19"wheels
How to read 245/45 R18
- 245
- Tread width in millimetres
- 45
- Sidewall height, % of width
- R
- Radial construction
- 18
- Wheel diameter in inches
Overall diameter: about 26.7" · Sidewall: 110 mm