Decoded sidewall size
315/80R22 tire size
315/80R22 in inches: 41.84" overall diameter — 12.40" wide, 9.92" sidewall.
Methodology: dimensions are calculated from standard ETRTO tire-size formulas. Last reviewed June 2026 by the TreadSize editorial team.
Before you fit 315/80R22: 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.
Compare this sizeFull dimensions
| Measurement | Metric | Imperial |
|---|---|---|
| Overall diameter | 1062.8 mm | 41.84 in |
| Section width | 315 mm | 12.40 in |
| Sidewall height | 252 mm | 9.92 in |
| Rim diameter | 558.8 mm | 22 in |
| Circumference | 3338.9 mm | 131.45 in |
| Revolutions per mile | 482.0 | |
| Aspect ratio | 80% | |
NHTSA safety record for 315/80R22
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.
6 tire recalls on record affecting 315/80R22
- NHTSA 19T001000 · 2019 SAILUN S698 157/154 L PR20 Tires with an incomplete TIN and subject to a safety recall would be impossible to identify as being affected by a safety recall. Using tires affected by a safety recall can increa
- NHTSA 18T008000 · 2018 CONTINENTAL CONTI COACH HA3 Tires that have cords visible through the innerliner can have sudden air loss, causing a loss of vehicle control, increasing the risk of a crash.
- NHTSA 18V478000 · 2018 FREIGHTLINER CASCADIA Tires that have cords visible through the innerliner can have sudden air loss, causing a loss of vehicle control, increasing the risk of a crash.
- NHTSA 15T020000 · 2017 MICHELIN X WORKS XZY The subject tires comply with all FMVSS performances but are missing the DOT symbol, creating confusion with tires that do not comply with these requirements. Tires that do not com
- NHTSA 13T011000 · 2014 BRIDGESTONE FIRESTONE HP3000 A sidewall bulge may result in a tire deflation and subsequent tire failure which increases the risk of a crash.
- NHTSA 12T021000 · 2012 HERCULES H502 The presence of this condition may precipitate the formation of voids (U crack) which could result in early life sidewall separations, increasing the risk of a vehicle crash.
What owners report fails — 315/80R22
- Tread separation 2
- Blowout 2
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.
Recall timeline for 315/80R22
NHTSA campaigns affecting this tire size, grouped from the local recall dataset. Exact owner-notification dates are not stored here; open the campaign at NHTSA for current remedy details.
How 315/80R22 compares inside the NHTSA size dataset
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
Dataset download: JSON or CSV. Latest recall lookup: NHTSA.gov.
Related tire sizes
Frequently asked questions
What is the overall diameter of a 315/80R22 tire?
A 315/80R22 tire has an overall diameter of 41.84 inches (1062.8 mm).
How tall is a 315/80R22 tire?
The sidewall height is 252 mm (9.92 inches), and the overall diameter from the ground to the top of the tire is 41.84 inches.
How many revolutions per mile does a 315/80R22 tire make?
A 315/80R22 tire makes approximately 482 revolutions per mile. Your speedometer is calibrated to this number.
What rim size does a 315/80R22 tire fit?
A 315/80R22 tire is designed for a 22-inch rim (558.8 mm).
Are there recalls or safety complaints for 315/80R22 tires?
NHTSA has 4 consumer complaints on record for the 315/80R22 size and 6 recalls; the most reported issue is tread separation (2 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.