What is the recommended tire pressure for a 2024 Subaru Legacy?

The 2024 Subaru Legacy uses 35 PSI cold on the front axle and 35 PSI cold on the rear axle. These are the OEM specifications. Always measure tire pressure when the tires are cold — before driving or after sitting for at least 3 hours.

What tire size does the 2024 Subaru Legacy use?

The standard (base trim) tire size for the 2024 Subaru Legacy is 225/55R17. Higher trim levels and optional packages may use a different size — check the sticker inside your driver's door for the exact specification for your vehicle.

How do I convert the 2024 Subaru Legacy tire pressure to bar?

35 PSI = 2.4 bar (front) and 35 PSI = 2.4 bar (rear). In kPa: 241 kPa front and 241 kPa rear. Multiply PSI × 0.0689 to convert to bar.

Why are the front and rear tire pressures the same on the 2024 Subaru Legacy?

The 2024 Subaru Legacy uses equal pressure front and rear (35 PSI). The vehicle's weight distribution and symmetric tire sizing mean both axles carry similar loads per tire.

What happens if the 2024 Subaru Legacy tires are underinflated?

Running 5+ PSI low on the Subaru Legacy causes uneven shoulder wear, increased rolling resistance (worse fuel economy), higher tire operating temperature, and reduced wet braking performance. In extreme cases, chronic underinflation can cause sidewall failure. Check pressure monthly and always after a large temperature swing.

What do the numbers in 225/55R17 mean on the 2024 Subaru Legacy?

On the 2024 Subaru Legacy, 225/55R17 breaks down as: 225 = section width in millimetres (8.86"), 55 = aspect ratio (the sidewall is 55% of the width, so 123.8 mm / 4.87" tall), R = radial construction, and 17 = the wheel diameter in inches.

What is the overall diameter of the 2024 Subaru Legacy tires?

The 225/55R17 tire on the 2024 Subaru Legacy has an overall diameter of about 26.74" (679 mm) and a rolling circumference of roughly 84.02", giving about 754 revolutions per mile. Fitting a tire with a different diameter will throw off your speedometer and odometer.

2024 Subaru Legacy Tire Pressure

OEM cold pressure spec — verified for the 2020–2024 generation.

Recommended cold pressure

Front

35PSI

241 kPa

Rear

35PSI

241 kPa

Tire size

225/55R17

Curb weight

1,525 kg

Front axle

57%

2024 Subaru Legacy tire size: 225/55R17

The factory (base-trim) tire size for the 2024 Subaru Legacy is 225/55R17. Here is what that size measures out to in the real world — useful when comparing replacement tires or checking whether a different size will fit.

Section width

225 mm

8.86"

Aspect ratio

55%

123.8 mm sidewall

Wheel diameter

17"

rim

Overall diameter: 26.74"; 679 mm
Sidewall height: 4.87"; 123.8 mm
Circumference: 84.02"; rolling
Revs / mile: 754; approx.

Staying within ±3% of the 26.74" overall diameter keeps your speedometer accurate. A larger diameter reads slower than your true speed; a smaller one reads faster.

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Recommended COLD pressure

25.3 / 22 PSI

Front (cold): 25.3 PSI(1.74 bar)
Rear (cold): 22 PSI(1.52 bar)
Front (hot est.): 27.8 PSI
Rear (hot est.): 24.2 PSI

Street setting: balanced for comfort, wear, and fuel economy. Always measure cold.

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FAQ

2024 Subaru Legacy

What is the recommended tire pressure for a 2024 Subaru Legacy?: The 2024 Subaru Legacy uses 35 PSI cold on the front axle and 35 PSI cold on the rear axle. These are the OEM specifications. Always measure tire pressure when the tires are cold — before driving or after sitting for at least 3 hours.
What tire size does the 2024 Subaru Legacy use?: The standard (base trim) tire size for the 2024 Subaru Legacy is 225/55R17. Higher trim levels and optional packages may use a different size — check the sticker inside your driver's door for the exact specification for your vehicle.
How do I convert the 2024 Subaru Legacy tire pressure to bar?: 35 PSI = 2.4 bar (front) and 35 PSI = 2.4 bar (rear). In kPa: 241 kPa front and 241 kPa rear. Multiply PSI × 0.0689 to convert to bar.
Why are the front and rear tire pressures the same on the 2024 Subaru Legacy?: The 2024 Subaru Legacy uses equal pressure front and rear (35 PSI). The vehicle's weight distribution and symmetric tire sizing mean both axles carry similar loads per tire.
What happens if the 2024 Subaru Legacy tires are underinflated?: Running 5+ PSI low on the Subaru Legacy causes uneven shoulder wear, increased rolling resistance (worse fuel economy), higher tire operating temperature, and reduced wet braking performance. In extreme cases, chronic underinflation can cause sidewall failure. Check pressure monthly and always after a large temperature swing.
What do the numbers in 225/55R17 mean on the 2024 Subaru Legacy?: On the 2024 Subaru Legacy, 225/55R17 breaks down as: 225 = section width in millimetres (8.86"), 55 = aspect ratio (the sidewall is 55% of the width, so 123.8 mm / 4.87" tall), R = radial construction, and 17 = the wheel diameter in inches.
What is the overall diameter of the 2024 Subaru Legacy tires?: The 225/55R17 tire on the 2024 Subaru Legacy has an overall diameter of about 26.74" (679 mm) and a rolling circumference of roughly 84.02", giving about 754 revolutions per mile. Fitting a tire with a different diameter will throw off your speedometer and odometer.