TreadSize

Decoded sidewall size

215/45R17 tire size

215/45R17 in inches: 24.62" overall diameter — 8.46" wide, 3.81" sidewall.

Methodology: dimensions are calculated from standard ETRTO tire-size formulas. Last reviewed June 2026 by the TreadSize editorial team.

215/45R17 tire detail photo with TreadSize diameter, width, and rim measurement card
Overall diameter 24.62 in 625.3 mm
Section width 8.46 in 215 mm
Sidewall height 3.81 in 96.75 mm
Revs / mile 819 speedo calibration

Before you fit 215/45R17: verify the vehicle placard, load index, speed rating, wheel offset, and full-lock/full-compression clearance. Nominal dimensions do not guarantee a safe physical fit.

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Full dimensions

Measurement Metric Imperial
Overall diameter 625.3 mm 24.62 in
Section width 215 mm 8.46 in
Sidewall height 96.75 mm 3.81 in
Rim diameter 431.8 mm 17 in
Circumference 1964.4 mm 77.34 in
Revolutions per mile 819.2
Aspect ratio 45%

NHTSA safety record for 215/45R17

Drawn from official U.S. government (NHTSA) consumer complaint and recall filings for this exact tire size — not the generic averages you'll find elsewhere.

Complaints on record 62 filed with NHTSA
Recalls on record 0 none on record
Reported harm 1 reported crash · 1 fire

What owners report fails — 215/45R17

  • Blowout 17
  • Blister 12
  • Tread separation 10
  • Cracking 6
  • Puncture 1

These are unverified consumer reports and manufacturer recalls filed with the National Highway Traffic Safety Administration — not validated failure rates, and not adjusted for how many tires of this size are in service. Popular sizes naturally accumulate more reports. Use this as a research signal, not a verdict on any specific tire. Data as of 2021. Source: NHTSA Office of Defects Investigation (public domain). Always check the latest recalls at NHTSA.gov and report a tire problem if you have one.

How 215/45R17 compares inside the NHTSA size dataset

Complaint rank #41 of 271 among 271 safety-record sizes
Vs dataset median 52 above median 10 complaints
Top failure share 27% Blowout

This comparison is derived only from tire sizes that have a real NHTSA complaint or recall record in the TreadSize dataset. Source: NHTSA ODI — Consumer Complaints (FLAT_CMPL) + Recalls (FLAT_RCL), U.S. DOT public domain; Complaints through 2021.

Nearby safety records by complaint volume

225/45R18 61 complaints · 1 recalls 205/50R16 64 complaints · 0 recalls 215/55R17 65 complaints · 0 recalls 225/65R17 58 complaints · 4 recalls 275/65R18 58 complaints · 3 recalls 215/50R17 58 complaints · 2 recalls 215/65R15 58 complaints · 0 recalls 225/70R16 57 complaints · 1 recalls

Dataset download: JSON or CSV. Latest recall lookup: NHTSA.gov.

Related tire sizes

205/45R17 → 225/45R17 → 235/45R17 → 215/40R17 → 215/50R17 → 215/55R17 → 215/45R16 → 215/45R18 →
Decode another tire size →  ·  Compare two sizes →  ·  Plus sizing →

Frequently asked questions

What is the overall diameter of a 215/45R17 tire?

A 215/45R17 tire has an overall diameter of 24.62 inches (625.3 mm).

How tall is a 215/45R17 tire?

The sidewall height is 96.75 mm (3.81 inches), and the overall diameter from the ground to the top of the tire is 24.62 inches.

How many revolutions per mile does a 215/45R17 tire make?

A 215/45R17 tire makes approximately 819 revolutions per mile. Your speedometer is calibrated to this number.

What rim size does a 215/45R17 tire fit?

A 215/45R17 tire is designed for a 17-inch rim (431.8 mm).

Are there recalls or safety complaints for 215/45R17 tires?

NHTSA has 62 consumer complaints on record for the 215/45R17 size; the most reported issue is blowout (17 reports). These are unverified consumer reports, not validated failure rates, and are not adjusted for how many tires of this size are in service.

All dimensions calculated using standard ETRTO formulas. Always confirm fitment with your vehicle's door-placard and a qualified tire professional before purchasing.