
Post Written By Jackson Briar
Car Smoking with AC On? Here's What It Means and How to Address It
Vehicle Specification Lookup Tool🔍
| Year | Model / Trim | Steering Wheel Size (wheel diameter x grip circumference) |
Size Classification | Steering Wheel Covers (paid links) |
|---|---|---|---|---|
| 2025 | 718 Boxster | 14 3/4"1 | ||
| 2023 to 2024 | 718 Boxster | 14 3/4"2 | ||
| 2017 to 2022 | 718 Boxster — 718 Boxster — 718 | 14 3/4"3 | ||
| 2015 to 2016 | Boxster | 14 3/4" X 4 1/4" | ||
| 2013 to 2014 | Boxster | 14 3/4" X 4" | ||
| 2009 to 2012 | Boxster | 14 1/2" X 4" | ||
| 2005 to 2008 | Boxster | 14 1/2" X 3 3/4" | AXX | |
| 1997 to 2004 | Boxster | 15" X 3 3/4"4 | AXX |
Note 1: 2025 718 Boxster uses the supported ordinary/base375 mm/10 wheel. Manufacturer evidence explicitly distinguishes optional360 mm, and the separately retained GTS4.0 is360 mm/9. S375 mm/10 and StyleEdition375 mm/9 remain separate observations. Apply the owner base-wheel rule; do not add optional/sport versions to another broad size or average the values. No applicable positive nonround restriction is established for the accepted application; unknown is not certified round.
Note 2: The standard 718 Boxster steering wheel is 375 mm, 14 3/4". An optional 360 mm, 14 1/8" GT Sport wheel is used by documented sport configurations including the 718 T and GTS 4.0; verify the installed wheel.
Note 3: Reference diameter: 375 mm, 14 3/4" for the standard 718 Boxster/Boxster S wheel. An optional 360 mm, 14 1/8" GT Sport wheel is used by documented sport configurations; verify the installed wheel.
Note 4: Standard airbag-wheel configuration:approximately380 mm. SeparateM431 four-spoke leather option:363 mm, 14 1/4". Retain the actual installed-wheel distinction.
One of the most likely reasons you'd want your steering wheel's size is that you're interested in buying a steering wheel cover.
Steering wheel covers are an excellent investment.
A steering wheel cover will go a long way in maintaining the resale value of your vehicle due to the wear the steering wheel experiences throughout the vehicle's lifetime.
Check out the Steering Wheel Size specifications for other makes and models.
The 2025 Porsche 718 Boxster has a steering wheel diameter of 14 3/4".
| Model / Trim | Wheel Diameter |
|---|---|
| 718 Boxster | 14 3/4"1 |
Note 1: 2025 718 Boxster uses the supported ordinary/base375 mm/10 wheel. Manufacturer evidence explicitly distinguishes optional360 mm, and the separately retained GTS4.0 is360 mm/9. S375 mm/10 and StyleEdition375 mm/9 remain separate observations. Apply the owner base-wheel rule; do not add optional/sport versions to another broad size or average the values. No applicable positive nonround restriction is established for the accepted application; unknown is not certified round.
The 2024 Porsche 718 Boxster has a steering wheel diameter of 14 3/4".
| Model / Trim | Wheel Diameter |
|---|---|
| 718 Boxster | 14 3/4"1 |
Note 1: The standard 718 Boxster steering wheel is 375 mm, 14 3/4". An optional 360 mm, 14 1/8" GT Sport wheel is used by documented sport configurations including the 718 T and GTS 4.0; verify the installed wheel.
The 2023 Porsche 718 Boxster has a steering wheel diameter of 14 3/4".
| Model / Trim | Wheel Diameter |
|---|---|
| 718 Boxster | 14 3/4"1 |
Note 1: The standard 718 Boxster steering wheel is 375 mm, 14 3/4". An optional 360 mm, 14 1/8" GT Sport wheel is used by documented sport configurations including the 718 T and GTS 4.0; verify the installed wheel.
The 2022 Porsche 718 Boxster, with the 718 Boxster — 718 trim, has a steering wheel diameter of 14 3/4".
| Model / Trim | Wheel Diameter |
|---|---|
| 718 Boxster — 718 Boxster — 718 | 14 3/4"1 |
Note 1: Reference diameter: 375 mm, 14 3/4" for the standard 718 Boxster/Boxster S wheel. An optional 360 mm, 14 1/8" GT Sport wheel is used by documented sport configurations; verify the installed wheel.
The 2021 Porsche 718 Boxster, with the 718 Boxster — 718 trim, has a steering wheel diameter of 14 3/4".
| Model / Trim | Wheel Diameter |
|---|---|
| 718 Boxster — 718 Boxster — 718 | 14 3/4"1 |
Note 1: Reference diameter: 375 mm, 14 3/4" for the standard 718 Boxster/Boxster S wheel. An optional 360 mm, 14 1/8" GT Sport wheel is used by documented sport configurations; verify the installed wheel.
The 2020 Porsche 718 Boxster, with the 718 Boxster — 718 trim, has a steering wheel diameter of 14 3/4".
| Model / Trim | Wheel Diameter |
|---|---|
| 718 Boxster — 718 Boxster — 718 | 14 3/4"1 |
Note 1: Reference diameter: 375 mm, 14 3/4" for the standard 718 Boxster/Boxster S wheel. An optional 360 mm, 14 1/8" GT Sport wheel is used by documented sport configurations; verify the installed wheel.
The 2019 Porsche 718 Boxster, with the 718 Boxster — 718 trim, has a steering wheel diameter of 14 3/4".
| Model / Trim | Wheel Diameter |
|---|---|
| 718 Boxster — 718 Boxster — 718 | 14 3/4"1 |
Note 1: Reference diameter: 375 mm, 14 3/4" for the standard 718 Boxster/Boxster S wheel. An optional 360 mm, 14 1/8" GT Sport wheel is used by documented sport configurations; verify the installed wheel.
The 2018 Porsche 718 Boxster, with the 718 Boxster — 718 trim, has a steering wheel diameter of 14 3/4".
| Model / Trim | Wheel Diameter |
|---|---|
| 718 Boxster — 718 Boxster — 718 | 14 3/4"1 |
Note 1: Reference diameter: 375 mm, 14 3/4" for the standard 718 Boxster/Boxster S wheel. An optional 360 mm, 14 1/8" GT Sport wheel is used by documented sport configurations; verify the installed wheel.
The 2017 Porsche 718 Boxster, with the 718 Boxster — 718 trim, has a steering wheel diameter of 14 3/4".
| Model / Trim | Wheel Diameter |
|---|---|
| 718 Boxster — 718 Boxster — 718 | 14 3/4"1 |
Note 1: Reference diameter: 375 mm, 14 3/4" for the standard 718 Boxster/Boxster S wheel. An optional 360 mm, 14 1/8" GT Sport wheel is used by documented sport configurations; verify the installed wheel.
The 2016 Porsche Boxster steering wheel size dimensions are 14 3/4" x 4 1/4" (wheel diameter of 14 3/4" and grip circumference of 4 1/4").
| Model / Trim | Wheel Diameter | Grip Circumference |
|---|---|---|
| Boxster | 14 3/4" | 4 1/4" |
The 2015 Porsche Boxster steering wheel size dimensions are 14 3/4" x 4 1/4" (wheel diameter of 14 3/4" and grip circumference of 4 1/4").
| Model / Trim | Wheel Diameter | Grip Circumference |
|---|---|---|
| Boxster | 14 3/4" | 4 1/4" |
The 2014 Porsche Boxster steering wheel size dimensions are 14 3/4" x 4" (wheel diameter of 14 3/4" and grip circumference of 4").
| Model / Trim | Wheel Diameter | Grip Circumference |
|---|---|---|
| Boxster | 14 3/4" | 4" |
The 2013 Porsche Boxster steering wheel size dimensions are 14 3/4" x 4" (wheel diameter of 14 3/4" and grip circumference of 4").
| Model / Trim | Wheel Diameter | Grip Circumference |
|---|---|---|
| Boxster | 14 3/4" | 4" |
The 2012 Porsche Boxster steering wheel size dimensions are 14 1/2" x 4" (wheel diameter of 14 1/2" and grip circumference of 4").
| Model / Trim | Wheel Diameter | Grip Circumference |
|---|---|---|
| Boxster | 14 1/2" | 4" |
The 2011 Porsche Boxster steering wheel size dimensions are 14 1/2" x 4" (wheel diameter of 14 1/2" and grip circumference of 4").
| Model / Trim | Wheel Diameter | Grip Circumference |
|---|---|---|
| Boxster | 14 1/2" | 4" |
The 2010 Porsche Boxster steering wheel size dimensions are 14 1/2" x 4" (wheel diameter of 14 1/2" and grip circumference of 4").
| Model / Trim | Wheel Diameter | Grip Circumference |
|---|---|---|
| Boxster | 14 1/2" | 4" |
The 2009 Porsche Boxster steering wheel size dimensions are 14 1/2" x 4" (wheel diameter of 14 1/2" and grip circumference of 4").
| Model / Trim | Wheel Diameter | Grip Circumference |
|---|---|---|
| Boxster | 14 1/2" | 4" |
The 2008 Porsche Boxster steering wheel size dimensions are 14 1/2" x 3 3/4" (wheel diameter of 14 1/2" and grip circumference of 3 3/4") and a size classification of AXX.
| Model / Trim | Wheel Diameter | Grip Circumference | Size Classification |
|---|---|---|---|
| Boxster | 14 1/2" | 3 3/4" | AXX |
The 2007 Porsche Boxster steering wheel size dimensions are 14 1/2" x 3 3/4" (wheel diameter of 14 1/2" and grip circumference of 3 3/4") and a size classification of AXX.
| Model / Trim | Wheel Diameter | Grip Circumference | Size Classification |
|---|---|---|---|
| Boxster | 14 1/2" | 3 3/4" | AXX |
The 2006 Porsche Boxster steering wheel size dimensions are 14 1/2" x 3 3/4" (wheel diameter of 14 1/2" and grip circumference of 3 3/4") and a size classification of AXX.
| Model / Trim | Wheel Diameter | Grip Circumference | Size Classification |
|---|---|---|---|
| Boxster | 14 1/2" | 3 3/4" | AXX |
The 2005 Porsche Boxster steering wheel size dimensions are 14 1/2" x 3 3/4" (wheel diameter of 14 1/2" and grip circumference of 3 3/4") and a size classification of AXX.
| Model / Trim | Wheel Diameter | Grip Circumference | Size Classification |
|---|---|---|---|
| Boxster | 14 1/2" | 3 3/4" | AXX |
The 2004 Porsche Boxster steering wheel size dimensions are 15" x 3 3/4" (wheel diameter of 15" and grip circumference of 3 3/4") and a size classification of AXX.
| Model / Trim | Wheel Diameter | Grip Circumference | Size Classification |
|---|---|---|---|
| Boxster | 15"1 | 3 3/4" | AXX |
Note 1: Standard airbag-wheel configuration:approximately380 mm. SeparateM431 four-spoke leather option:363 mm, 14 1/4". Retain the actual installed-wheel distinction.
The 2003 Porsche Boxster steering wheel size dimensions are 15" x 3 3/4" (wheel diameter of 15" and grip circumference of 3 3/4") and a size classification of AXX.
| Model / Trim | Wheel Diameter | Grip Circumference | Size Classification |
|---|---|---|---|
| Boxster | 15"1 | 3 3/4" | AXX |
Note 1: Standard airbag-wheel configuration:approximately380 mm. SeparateM431 four-spoke leather option:363 mm, 14 1/4". Retain the actual installed-wheel distinction.
The 2002 Porsche Boxster steering wheel size dimensions are 15" x 3 3/4" (wheel diameter of 15" and grip circumference of 3 3/4") and a size classification of AXX.
| Model / Trim | Wheel Diameter | Grip Circumference | Size Classification |
|---|---|---|---|
| Boxster | 15"1 | 3 3/4" | AXX |
Note 1: Standard airbag-wheel configuration:approximately380 mm. SeparateM431 four-spoke leather option:363 mm, 14 1/4". Retain the actual installed-wheel distinction.
The 2001 Porsche Boxster steering wheel size dimensions are 15" x 3 3/4" (wheel diameter of 15" and grip circumference of 3 3/4") and a size classification of AXX.
| Model / Trim | Wheel Diameter | Grip Circumference | Size Classification |
|---|---|---|---|
| Boxster | 15"1 | 3 3/4" | AXX |
Note 1: Standard airbag-wheel configuration:approximately380 mm. SeparateM431 four-spoke leather option:363 mm, 14 1/4". Retain the actual installed-wheel distinction.
The 2000 Porsche Boxster steering wheel size dimensions are 15" x 3 3/4" (wheel diameter of 15" and grip circumference of 3 3/4") and a size classification of AXX.
| Model / Trim | Wheel Diameter | Grip Circumference | Size Classification |
|---|---|---|---|
| Boxster | 15"1 | 3 3/4" | AXX |
Note 1: Standard airbag-wheel configuration:approximately380 mm. SeparateM431 four-spoke leather option:363 mm, 14 1/4". Retain the actual installed-wheel distinction.
The 1999 Porsche Boxster steering wheel size dimensions are 15" x 3 3/4" (wheel diameter of 15" and grip circumference of 3 3/4") and a size classification of AXX.
| Model / Trim | Wheel Diameter | Grip Circumference | Size Classification |
|---|---|---|---|
| Boxster | 15"1 | 3 3/4" | AXX |
Note 1: Standard airbag-wheel configuration:approximately380 mm. SeparateM431 four-spoke leather option:363 mm, 14 1/4". Retain the actual installed-wheel distinction.
The 1998 Porsche Boxster steering wheel size dimensions are 15" x 3 3/4" (wheel diameter of 15" and grip circumference of 3 3/4") and a size classification of AXX.
| Model / Trim | Wheel Diameter | Grip Circumference | Size Classification |
|---|---|---|---|
| Boxster | 15"1 | 3 3/4" | AXX |
Note 1: Standard airbag-wheel configuration:approximately380 mm. SeparateM431 four-spoke leather option:363 mm, 14 1/4". Retain the actual installed-wheel distinction.
The 1997 Porsche Boxster steering wheel size dimensions are 15" x 3 3/4" (wheel diameter of 15" and grip circumference of 3 3/4") and a size classification of AXX.
| Model / Trim | Wheel Diameter | Grip Circumference | Size Classification |
|---|---|---|---|
| Boxster | 15"1 | 3 3/4" | AXX |
Note 1: Standard airbag-wheel configuration:approximately380 mm. SeparateM431 four-spoke leather option:363 mm, 14 1/4". Retain the actual installed-wheel distinction.

10) Ford Escape
11) Honda Civic
Over time your steering wheel will wear down due to the oils and movements of your hands. This can dramatically reduce the resale value of your vehicle and is quite ugly to Buy.
Protect your steering wheel with a fitted cover. They are inexpensive and will keep your steering wheel looking like new.
| Size Classification | Steering Wheel Diameter | Grip Circumference |
|---|---|---|
| A | 15 1/2" | 3" |
| AX | 15" | 3 1/2" |
| AXX | 15" | 3 3/4" |
| B | 16 3/4" | 3" |
| BX | 16 1/2" | 3 1/2" |
| C | 15" | 4" |
Steering wheels have two main measurements. A flexible seamstresses tape works excellent.

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