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225/45R17 Tire Size
Shop 225/45R17 tires in stock with confirmed size specs, validated diameter in inches, approved rim width range, and verified vehicle fitment before purchase.
Browse and filter 225/45R17 tires from Continental, Pirelli, Yokohama and more to quickly find your ideal fit.
All You Need to Know About 225/45R17 Tires
225/45R17 tires are 225 mm wide, with a 45% aspect ratio and a 17-inch wheel diameter, producing an overall diameter of 25.0 inches and a sidewall height of 3.99 inches.
The 225/45R17 size belongs to the low-profile performance category, where reduced sidewall height improves steering precision and lateral stability compared to taller touring-oriented alternatives.
Compared to taller sizes like 225/50R17, the 225/45R17 lowers overall diameter and sidewall height, which reduces ride compliance but increases responsiveness and road feedback. This configuration is commonly used on sport sedans and performance-oriented trims rather than comfort-focused applications.
Where a P225/45R17 designation is used, it identifies the same dimensional size built under passenger tire standards. While dimensions remain identical, load characteristics and intended usage conditions differ depending on construction type.
225/45R17 Size Quick Specs
- Approved rim width range: 7.0–8.5"
- Width: 225 mm
- Sidewall height: 101.3 mm
- Overall diameter: 25.0"
- Wheel diameter: 17 in
Note: The calculated overall diameter of 225/45R17 is ≈25.0 inches. Minor variations may occur depending on tire construction and tread design rather than the nominal size itself. Mounting within the approved 7.0–8.5" rim width range also influences measured section width and sidewall stance, without affecting the nominal diameter. Learn more about Rim Width Ranges and Limits.
225/45R17 Common Vehicle Fitment
225/45R17 is widely used on compact and midsize performance-oriented sedans, as well as hatchbacks configured for sharper handling. Common U.S.-market applications include:
- BMW 3 Series (E90/E92, selected trims)
- Volkswagen GTI (multiple generations)
- Audi A4 (earlier trims and configurations)
- Honda Civic Si (various model years)
- Subaru WRX (selected trims)
Fitment depends on wheel width, trim level, and factory configuration, so 225/45R17 should be treated as a trim-specific OEM size. It is most commonly used as a direct replacement where maintaining original diameter and handling characteristics is important.
225/45R17 Dimensions in Inches
The 225/45R17 tire size measures approximately 8.86 inches in width, 25.0 inches in overall diameter, and has a sidewall height of about 3.99 inches.
The short sidewall height is the defining feature of the 225/45R17 size. At under 4 inches, the sidewall limits deformation under load, which improves steering accuracy and cornering response, but reduces the tire’s ability to absorb road imperfections compared to taller profiles.
225/45R17 in Inches: All Measurements
- Overall diameter: ≈25.0"
- Width: 8.86"
- Sidewall height: 3.99"
- Wheel diameter: 17"
- Circumference: ≈78.54" (≈78.5")
Most Recommended 225/45R17 Tires
Best tires in 225/45R17 size include:
- 225/45R17 all-season tires: Hankook Ventus S1 AS H125, Continental ProContact RX
- Performance tires 225/45R17: Continental ContiSportContact 5, Pirelli Cinturato P7
- Summer tires 225 45r17: General G-Max RS, Falken Azenis FK510
- 225/45R17 set of 4 (best value options): Ironman iMove Gen 3 AS, Hankook Ventus V2 Concept2 H457
Comparison of 225/45R17 With Similar Tire Sizes
225/45R17 sits between slightly taller touring-oriented sizes and lower-profile performance alternatives. The most relevant comparisons are with 225/50R17 as the taller counterpart and 235/45R17 as a wider alternative that stays close in overall diameter.
Difference Between 225/45R17 and 225/50R17 Tire Sizes
The 225/50R17 is taller while maintaining the same width:
- Width: identical at 225 mm
- Overall diameter: 225/50R17 is ≈0.89 inches (≈3.6%) larger than 225/45R17
This difference exceeds the ±3% threshold, meaning the 225/50R17 and 225/45R17 sizes are not directly interchangeable from a diameter standpoint. The taller 225/50R17 increases ride height and sidewall flex, which affects gearing, speedometer accuracy, and clearance.
Difference Between 225/45R17 and 235/45R17 Tire Sizes
The 235/45R17 is wider and slightly taller:
- Width: 235/45R17 is 10 mm wider
- Overall diameter: 235/45R17 is ≈0.35 inches (≈1.4%) larger than 225/45R17
The difference remains within the ±3% range, so 235/45R17 and 225/45R17 sizes are generally interchangeable from a diameter perspective. The main change is increased section width, which may affect clearance and requires verification of wheel width compatibility.
Before making any switch from or to 225/45R17, it is worth knowing how the 3% rule works in practice and what to verify when upgrading or downgrading
All You Need to Know About 225/45R17 Tires
225/45R17 tires are 225 mm wide, with a 45% aspect ratio and a 17-inch wheel diameter, producing an overall diameter of 25.0 inches and a sidewall height of 3.99 inches.
The 225/45R17 size belongs to the low-profile performance category, where reduced sidewall height improves steering precision and lateral stability compared to taller touring-oriented alternatives.
Compared to taller sizes like 225/50R17, the 225/45R17 lowers overall diameter and sidewall height, which reduces ride compliance but increases responsiveness and road feedback. This configuration is commonly used on sport sedans and performance-oriented trims rather than comfort-focused applications.
Where a P225/45R17 designation is used, it identifies the same dimensional size built under passenger tire standards. While dimensions remain identical, load characteristics and intended usage conditions differ depending on construction type.
225/45R17 Size Quick Specs
- Approved rim width range: 7.0–8.5"
- Width: 225 mm
- Sidewall height: 101.3 mm
- Overall diameter: 25.0"
- Wheel diameter: 17 in
Note: The calculated overall diameter of 225/45R17 is ≈25.0 inches. Minor variations may occur depending on tire construction and tread design rather than the nominal size itself. Mounting within the approved 7.0–8.5" rim width range also influences measured section width and sidewall stance, without affecting the nominal diameter. Learn more about Rim Width Ranges and Limits.
225/45R17 Common Vehicle Fitment
225/45R17 is widely used on compact and midsize performance-oriented sedans, as well as hatchbacks configured for sharper handling. Common U.S.-market applications include:
- BMW 3 Series (E90/E92, selected trims)
- Volkswagen GTI (multiple generations)
- Audi A4 (earlier trims and configurations)
- Honda Civic Si (various model years)
- Subaru WRX (selected trims)
Fitment depends on wheel width, trim level, and factory configuration, so 225/45R17 should be treated as a trim-specific OEM size. It is most commonly used as a direct replacement where maintaining original diameter and handling characteristics is important.
225/45R17 Dimensions in Inches
The 225/45R17 tire size measures approximately 8.86 inches in width, 25.0 inches in overall diameter, and has a sidewall height of about 3.99 inches.
The short sidewall height is the defining feature of the 225/45R17 size. At under 4 inches, the sidewall limits deformation under load, which improves steering accuracy and cornering response, but reduces the tire’s ability to absorb road imperfections compared to taller profiles.
225/45R17 in Inches: All Measurements
- Overall diameter: ≈25.0"
- Width: 8.86"
- Sidewall height: 3.99"
- Wheel diameter: 17"
- Circumference: ≈78.54" (≈78.5")
Most Recommended 225/45R17 Tires
Best tires in 225/45R17 size include:
- 225/45R17 all-season tires: Hankook Ventus S1 AS H125, Continental ProContact RX
- Performance tires 225/45R17: Continental ContiSportContact 5, Pirelli Cinturato P7
- Summer tires 225 45r17: General G-Max RS, Falken Azenis FK510
- 225/45R17 set of 4 (best value options): Ironman iMove Gen 3 AS, Hankook Ventus V2 Concept2 H457
Comparison of 225/45R17 With Similar Tire Sizes
225/45R17 sits between slightly taller touring-oriented sizes and lower-profile performance alternatives. The most relevant comparisons are with 225/50R17 as the taller counterpart and 235/45R17 as a wider alternative that stays close in overall diameter.
Difference Between 225/45R17 and 225/50R17 Tire Sizes
The 225/50R17 is taller while maintaining the same width:
- Width: identical at 225 mm
- Overall diameter: 225/50R17 is ≈0.89 inches (≈3.6%) larger than 225/45R17
This difference exceeds the ±3% threshold, meaning the 225/50R17 and 225/45R17 sizes are not directly interchangeable from a diameter standpoint. The taller 225/50R17 increases ride height and sidewall flex, which affects gearing, speedometer accuracy, and clearance.
Difference Between 225/45R17 and 235/45R17 Tire Sizes
The 235/45R17 is wider and slightly taller:
- Width: 235/45R17 is 10 mm wider
- Overall diameter: 235/45R17 is ≈0.35 inches (≈1.4%) larger than 225/45R17
The difference remains within the ±3% range, so 235/45R17 and 225/45R17 sizes are generally interchangeable from a diameter perspective. The main change is increased section width, which may affect clearance and requires verification of wheel width compatibility.
Before making any switch from or to 225/45R17, it is worth knowing how the 3% rule works in practice and what to verify when upgrading or downgrading
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