P275/30R21 Tire Size

Understanding P275/30R21 tire size is crucial for making informed decisions when purchasing new tires, whether it is for replacement or upgrade, as it plays an important role in your vehicle's performance and safety. Let's explore P275/30R21 tire size specs and dimensions, what vehicles are equipped with P275/30R21 tires and what are its replacement alternatives.

Buy P275/30R21 Tires from $450.96

What does P275/30R21 mean?

P275/30R21 is a P-Metric tire size that is commonly used on passenger and crossover vehicles. Let us decode each aspect of P275/30R21 tire size dimensions for better understanding.

  • P - this letter indicates this is a P-Metric tire size.
  • 275 - this number indicates tire's section width, which includes the entire width of the tire from one sidewall to the other. The tread width is typically a bit narrower than the section width. Section width of this particular tire is 275 millimeters.
  • 30 - this number represents the aspect ratio of a tire. It is the ratio of the tire's sidewall height to its width. For this particular tire size, tire's sidewall height is 30% of its tread width.
  • R - this letter denotes that tire has radial construction.
  • 21 - the last number indicates the wheel diameter in inches that the tire is designed to fit. P275/30R21 can be mounted on rims with 21 inches in diameter.
P275/30R21 Section Width
10.8"
27.5"
P275/30R21 Tire Side
Tire Circumference
86.4"
21"
3.2"
733 Revs/Mile
Metric Inches
Tread Width 275 mm 10.8"
Aspect Ratio 30%
Rim Diameter 533 mm 21"
Tire Diameter 698.4 mm 27.5"
Sidewall Height 82.5 mm 3.2"
Circumference 2193 mm 86.4"
Revolutions 456 per km 733 per mile

What is P275/30R21 in inches?

When converted to inches, P275/30R21 tire size is equivalent to 27.5x10.8R21. 27.5 inches indicate the tire diameter, 10.8 inches represent tread width, and 21 inches is the diameter of a rim the tire can be mounted on.

What vehicles use P275/30R21 tire size?

No vehicles found.

What are replacement alternatives for P275/30R21 tire?

Replacement tires have to be within 3% of the original tire's overall diameter to ensure safe drive and proper speedometer readings. Below is a list of replacement and plus tire sizes that are within the optimal characteristics of the original P275/30R21 tire size.

Keep in mind that different vehicles have different tire requirements. Passenger cars, SUVs, trucks, and high-performance vehicles each have specific types of tires that are engineered for their particular needs. When replacing tires on your vehicle, always refer to your vehicle's owner's manual for manufacturer recommendations on tire size, type, and other specifications.

Replacement Tire Size Overall Diameter Difference
265/35R21 2.9%
265/30R21 -0.9%
P265/35R21 2.9%
HL265/35R21 2.9%
285/30R21 0.9%
275/30R21 0%
265/30R22 2.8%
285/25R22 0.4%
275/25R22 -0.3%
265/25R22 -1%
P265/25R23 2.6%
265/25R23 2.6%

P275/30R21 tire size comparison chart

Tire Size Overall Diameter Difference
P275/30R21 vs 255/45R21 9.2%
P275/30R21 vs HL265/35R21 2.9%
P275/30R21 vs 355/25R21 1.8%
P275/30R21 vs 345/25R21 1.1%
P275/30R21 vs 335/30R21 5.2%
P275/30R21 vs 325/40R21 13.6%
P275/30R21 vs 325/30R21 4.3%
P275/30R21 vs 315/45R21 17%
P275/30R21 vs 315/40R21 12.5%
P275/30R21 vs 315/35R21 8%
P275/30R21 vs 315/30R21 3.4%
P275/30R21 vs 305/35R21 7%
P275/30R21 vs 305/30R21 2.6%
P275/30R21 vs 295/30R21 1.7%
P275/30R21 vs 285/30R21 0.9%
P275/30R21 vs P265/45R21 10.5%
P275/30R21 vs HL245/35R21 0.9%
P275/30R21 vs 235/35R21 -0.1%
P275/30R21 vs 235/45R21 6.7%
P275/30R21 vs 235/30R21 -3.4%
P275/30R21 vs P255/45R21 9.2%
P275/30R21 vs 265/30R21 -0.9%
P275/30R21 vs P315/35R21 8%
P275/30R21 vs P295/40R21 10.2%
P275/30R21 vs P275/35R21 4%
P275/30R21 vs P265/35R21 2.9%
P275/30R21 vs P245/45R21 8%
P275/30R21 vs P245/35R21 0.9%
P275/30R21 vs 325/25R21 -0.3%
P275/30R21 vs 305/25R21 -1.8%
P275/30R21 vs 295/25R21 -2.5%
P275/30R21 vs 275/25R21 -3.9%
P275/30R21 vs 375/20R21 -2.1%
P275/30R21 vs 255/30R21 -1.7%
P275/30R21 vs 245/30R21 -2.6%
P275/30R21 vs 295/40R21 10.2%
P275/30R21 vs 295/35R21 6%
P275/30R21 vs 285/40R21 9%
P275/30R21 vs 275/35R21 4%
P275/30R21 vs 285/35R21 5%
P275/30R21 vs 255/35R21 1.9%
P275/30R21 vs 275/55R21 19.7%
P275/30R21 vs 265/40R21 6.7%
P275/30R21 vs 275/50R21 15.8%
P275/30R21 vs 245/35R21 0.9%
P275/30R21 vs 265/45R21 10.5%
P275/30R21 vs 245/45R21 8%
P275/30R21 vs 245/40R21 4.4%
P275/30R21 vs 275/40R21 7.9%
P275/30R21 vs 275/30R21 0%
P275/30R21 vs 265/35R21 2.9%
P275/30R21 vs 255/40R21 5.6%
P275/30R21 vs 275/45R21 11.8%
P275/30R21 vs 255/50R21 12.9%
P275/30R21 vs 285/45R21 13.1%
P275/30R21 vs 235/50R21 10%
P275/30R21 vs 225/45R21 5.4%
P275/30R21 vs LT315/45R22 20.6%
P275/30R21 vs 275/25R22 -0.3%
P275/30R21 vs P305/55R22 28.1%
P275/30R21 vs LT305/50R22 23.7%
P275/30R21 vs LT325/50R22 26.6%
P275/30R21 vs P305/45R22 19.3%
P275/30R21 vs LT325/55R22 31.2%
P275/30R21 vs P265/35R22 6.6%
P275/30R21 vs 255/35R22 5.6%
P275/30R21 vs P275/35R22 7.6%
P275/30R21 vs 255/40R22 9.2%
P275/30R21 vs 255/45R22 12.9%
P275/30R21 vs P285/40R22 12.7%
P275/30R21 vs LT375/45R22 28.3%
P275/30R21 vs P295/30R22 5.4%
P275/30R21 vs P295/40R22 13.8%
P275/30R21 vs LT355/40R22 20.7%
P275/30R21 vs P275/40R22 11.5%
P275/30R21 vs LT275/50R22 19.4%
P275/30R21 vs LT275/55R22 23.3%
P275/30R21 vs 295/55R22 26.5%
P275/30R21 vs 265/25R22 -1%
P275/30R21 vs 305/50R22 23.7%
P275/30R21 vs 325/45R22 21.9%
P275/30R21 vs 225/30R22 -0.7%
P275/30R21 vs 315/50R22 25.1%
P275/30R21 vs 265/45R22 14.2%
P275/30R21 vs 285/50R22 20.8%
P275/30R21 vs 305/55R22 28.1%
P275/30R21 vs 355/60R22 41%
P275/30R21 vs 335/55R22 32.8%
P275/30R21 vs 315/45R22 20.6%
P275/30R21 vs 325/60R22 35.9%
P275/30R21 vs 265/30R22 2.8%
P275/30R21 vs LT305/40R22 15%
P275/30R21 vs LT315/50R22 25.1%
P275/30R21 vs 355/40R22 20.7%
P275/30R21 vs LT325/45R22 21.8%
P275/30R21 vs LT325/60R22 35.9%
P275/30R21 vs LT335/55R22 32.7%
P275/30R21 vs P265/50R22 18%
P275/30R21 vs P305/40R22 14.9%
P275/30R21 vs P315/45R22 20.6%
P275/30R21 vs 375/45R22 28.4%
P275/30R21 vs 275/55R22 23.3%
P275/30R21 vs 295/45R22 18%
P275/30R21 vs 295/50R22 22.3%
P275/30R21 vs LT295/55R22 26.4%
P275/30R21 vs 295/40R22 13.8%
P275/30R21 vs 295/30R22 5.4%
P275/30R21 vs 295/35R22 9.6%
P275/30R21 vs 285/35R22 8.6%
P275/30R21 vs 315/30R22 7.1%
P275/30R21 vs 285/30R22 4.5%
P275/30R21 vs 315/35R22 11.6%
P275/30R21 vs 275/50R22 19.4%
P275/30R21 vs 325/35R22 12.6%
P275/30R21 vs 275/45R22 15.5%
P275/30R21 vs 275/40R22 11.5%
P275/30R21 vs 325/40R22 17.2%
P275/30R21 vs 285/40R22 12.7%
P275/30R21 vs 305/40R22 14.9%
P275/30R21 vs 325/55R22 31.2%
P275/30R21 vs HL275/35R22 7.5%
P275/30R21 vs 285/45R22 16.8%
P275/30R21 vs HL275/45R22 15.4%
P275/30R21 vs HL275/50R22 19.4%
P275/30R21 vs P265/40R22 10.4%
P275/30R21 vs P275/45R22 15.5%
P275/30R21 vs P275/50R22 19.4%
P275/30R21 vs P285/45R22 16.8%
P275/30R21 vs 275/35R22 7.6%
P275/30R21 vs 235/30R22 0.2%
P275/30R21 vs 305/45R22 19.3%
P275/30R21 vs 275/30R22 3.6%
P275/30R21 vs 285/25R22 0.4%
P275/30R21 vs 285/55R22 24.9%
P275/30R21 vs 265/35R22 6.6%
P275/30R21 vs 295/25R22 1.1%
P275/30R21 vs 305/25R22 1.9%
P275/30R21 vs 305/30R22 6.2%
P275/30R21 vs 305/35R22 10.6%
P275/30R21 vs 315/25R22 2.6%
P275/30R21 vs 325/50R22 26.5%
P275/30R21 vs 265/40R22 10.4%
P275/30R21 vs 335/25R22 4%
P275/30R21 vs 255/30R22 1.9%
P275/30R21 vs LT285/50R22 20.8%
P275/30R21 vs LT295/50R22 22.3%
P275/30R21 vs 265/50R22 18%
P275/30R21 vs 245/35R22 4.6%
P275/30R21 vs LT285/55R22 24.9%
P275/30R21 vs 245/30R22 1.1%
P275/30R21 vs 305/25R23 5.5%
P275/30R21 vs 315/25R23 6.2%
P275/30R21 vs HL275/35R23 11.3%
P275/30R21 vs 265/25R23 2.6%
P275/30R21 vs HL315/30R23 10.7%
P275/30R21 vs 285/40R23 16.3%
P275/30R21 vs 275/40R23 15.1%
P275/30R21 vs 295/35R23 13.2%
P275/30R21 vs 325/35R23 16.2%
P275/30R21 vs P265/25R23 2.6%
P275/30R21 vs 325/30R23 11.6%
P275/30R21 vs P305/40R23 18.6%
P275/30R21 vs 305/35R23 14.2%
P275/30R21 vs 285/35R23 12.2%
P275/30R21 vs P285/35R23 12.2%
P275/30R21 vs 305/40R23 18.6%
P275/30R21 vs 295/30R23 9%

All listed guides, data and/or calculations are for informational purposes only. Tire-Sizes.com does not warrant or make any representations regarding the accuracy of or the results of the use of this information.