Subaru WRX STI Steering Wheel Size (2015 - 2021)
The Subaru WRX STI steering wheel size is 14 1/2" from 2015 through 2021. (diameter x grip circumference)
Refer to the data table below for exact model-year and variant details.
Steering wheel size table
Compare the available model-year measurements below.
| Year | Steering Wheel Size (Diameter x Grip Circumference) |
|---|---|
| 2021 | 14 1/2"1 |
| 2020 | 14 1/2"2 |
| 2019 | 14 1/2"3 |
| 2018 | 14 1/2"4 |
| 2017 | 14 1/2"5 |
| 2016 | 14 1/2"6 |
| 2015 | 14 1/2"7 |
Note 1: Previously accepted369 mm retained with its original S209/VA configuration scope. Factory flat-bottom shape confirmed by exact-year manufacturer text; excluded from round covers. 2018–2021 laterVA phase Return to measurement
Note 2: Previously accepted369 mm retained with its original S209/VA configuration scope. Factory flat-bottom shape confirmed by exact-year manufacturer text; excluded from round covers. 2018–2021 laterVA phase Return to measurement
Note 3: Previously accepted369 mm retained with its original S209/VA configuration scope. Factory flat-bottom shape confirmed by exact-year manufacturer text; excluded from round covers. 2018–2021 laterVA phase Return to measurement
Note 4: Previously accepted369 mm retained with its original S209/VA configuration scope. Factory flat-bottom shape confirmed by exact-year manufacturer text; excluded from round covers. 2018–2021 laterVA phase Return to measurement
Note 5: Previously accepted369 mm retained with its original S209/VA configuration scope. Factory flat-bottom shape confirmed by exact-year manufacturer text; excluded from round covers. 2015–2017 earlierVA phase Return to measurement
Note 6: Previously accepted369 mm retained with its original S209/VA configuration scope. Factory flat-bottom shape confirmed by exact-year manufacturer text; excluded from round covers. 2015–2017 earlierVA phase Return to measurement
Note 7: Owner-confirmed inherited complete-wheel dimension, score 5; Retain OEM/manual wheel configuration behind the accepted donor dimension. Return to measurement
How to confirm cover fitment
Need help measuring diameter or grip circumference before buying a cover? Use our steering wheel measurement guide to confirm the fit on your Subaru WRX STI before ordering.
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Steering wheel cover links
Choose a cover by steering wheel diameter. Inch equivalents are approximate; metric ranges determine cover size.
| Steering Wheel Diameter | Shop Covers |
|---|---|
| Small (S)35.5–36.5 cm≈ 13.98–14.37" | Shop Small on Amazon |
| Medium (M)>36.5–38.5 cm≈ >14.37–15.16" | Shop Medium on Amazon |
| Large (L)>38.5–39.5 cm≈ >15.16–15.5" | Shop Large on Amazon |
Data sources and methodology
SteeringWheelSize.com compiles steering wheel size data from model-year references, manufacturer materials, parts listings, and marketplace sources. The table on this page presents the measurements as diameter x grip circumference.
Trim rows and size classifications are shown when that information is available for the Subaru WRX STI. Always verify fitment on the wheel before driving with an installed cover.