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2021 Hyundai IONIQ 5 tire sizes & fitment

Approved tire and wheel sizes for the 2021 Hyundai IONIQ 5, sourced from manufacturer fitment data and refreshed monthly.

Approved fitments

Tire size Rim size PCD (bolt pattern) Offset Load index Speed rating
235/55R19 OEM 7.5x19 N/A 50mm 105 W
255/45R20 OEM 8.5x20 N/A 50mm 105 W
235/60R18 7.5x18 N/A 50mm 103 H
235/50R20 8x20 N/A 50mm 104 W
255/40R21 8.5x21 N/A 50mm 102 W

Best by use case

Four tires, four jobs

Best all-season

Goodyear

Assurance MaxLife

all-season touring, UTQG 820, 85,000-mi warranty

Best budget

Goodyear

Assurance MaxLife

Lowest cost per mile in this size; UTQG 820

Best quiet

Michelin

Defender 2

68 dB cabin noise (EU label); quietest in this size

Best winter

Toyo

Celsius CUV

All-weather; ice/snow grip

See the best tires for the Hyundai IONIQ 5, ranked by category →

Tire recalls & safety complaints for the Hyundai IONIQ 5 →

Plus-size and winter-downsize options for every Hyundai IONIQ 5 factory size →

Compatible alternative sizes for 235/55R19

Sizes within the ETRTO ±3% overall-diameter safe-fit tolerance. Each row links to the size's own page.

Alternative size%Δ ODCategoryVerdict
215/60R19 -0.07% winter narrower Safe
205/75R17 -0.24% alternative Safe
235/60R18 -0.26% alternative Safe
235/50R20 0.26% plus 1 Safe
205/50R21 -0.36% plus 2 Safe

For the full list of alternatives with comfort/handling impact, see 235/55R19 upsize options. To check an arbitrary size pair, use the tire compatibility calculator.

Check a different size against this vehicle

Type any tire size below; we'll compute its overall-diameter delta against the OEM 235/55R19 and verdict using the ETRTO ±3% rule.

Common upgrade paths

Use the plus-size calculator to evaluate any rim step against the OEM size.

How to choose tires for the 2021 hyundai IONIQ 5

The 2021 Hyundai IONIQ 5 ships from the factory on 235/55R19 tires mounted on 7.5x19 wheels, with a load index of 105 and a speed rating of W. 5 approved fitments are documented for this model year, allowing some flexibility between performance, comfort, and winter compounds. The Compatible alternative sizes table above lists every safe substitution within the ETRTO ±3% overall-diameter tolerance.

Tire choice on the Hyundai IONIQ 5 comes down to three trade-offs that matter more than brand loyalty: load index (must equal or exceed the OEM number, in this case 105), speed rating (must match or exceed the placard, here W), and UTQG treadwear (higher means longer life, lower usually means stickier rubber). Owners replacing factory tires with the same compound class, for example all-season for all-season, generally see no change in ride characteristics or fuel economy. Switching categories (performance summer to all-season touring, for example) is where the trade-offs show up at the contact patch.

For 2021 Hyundai IONIQ 5 owners considering a plus-size upgrade, the safer option is a Plus-1 step (one rim size up with a 10-point aspect drop and ~10 mm of additional section width). Plus-2 is technically viable on this chassis if the alternative-sizes table lists a Plus-2 candidate within tolerance, but expect a meaningful ride-harshness penalty and a tire-cost premium of 30–60% per tire relative to the OEM fitment. For winter use the recommended pattern is one width step down (e.g. from a 235 to a 225) with the aspect ratio bumped up to preserve overall diameter; narrower tires apply higher contact pressure per square inch on snow, which translates directly into shorter braking distances. The plus-size calculator evaluates any specific rim step against this OEM size.

Before purchasing, verify the tire size on the driver-door placard of your specific 2021 Hyundai IONIQ 5, since trim levels and option packages can shift the original fitment from what is documented here. The placard reading is the authoritative source per FMVSS 110, and dealers will reference the placard rather than aftermarket catalogs when validating warranty claims.

NHTSA-reported issues for 2021 hyundai IONIQ 5

17
Complaints
0
Crashes
0
Injuries
0
Deaths

Top issue category: Tires (General)

Reported across: 2022 – 2025 (4 years)

What owners described

Tread or belt separation is the most common description, in 10% of these reports. Percentages are shares of the 10 reports covering every model year of the Hyundai IONIQ 5 that include a written account; a single report can describe more than one problem, so they do not total 100%.

Reported problemThis subjectAll tire complaintsRelative
Tread or belt separation 10% 13% 0.7×
Loss of control, rollover or collision 10% 8% 1.2×
Pressure-monitoring (TPMS) fault 10% 2% 4.2×

In owners' own words

Verbatim excerpts from complaints filed with NHTSA about Hyundai IONIQ 5. Reports are published by NHTSA as filed and are lightly cleaned here only to remove intake codes.

I need to report a serious vehicle safety concern involving a catastrophic front-right tire failure at highway speed. I am requesting a Hyundai case number and preservation of all physical evidence. Please preserve the failed tire, detached tread assembly, bead remnants, wheel, TPMS components and all service records. These items constitute material evidence necessary to determine whether the initiating cause was underinflation, rapid pressure loss, mounting damage, belt separation, bead failure or a manufacturing defect. The vehicle had been returned after approximately one month at a repair facility. After the incident, the three remaining tires measured 41, 35 and 35 psi, while the vehicle placard specifies 38 psi. The pre-failure pressure of the destroyed tire is unknown.

NHTSA complaint 2229427 · 2025 vehicle

Complaints are voluntarily submitted to the NHTSA Office of Defects Investigation and are not verified by NHTSA; they represent owner-reported problems, not proven defects. Counts can be useful as a relative quality signal across comparable tires or vehicles.

Frequently asked questions

What size tires fit a 2021 Hyundai IONIQ 5?
The OEM tire size for the 2021 Hyundai IONIQ 5 is 235/55R19 mounted on 7.5x19 wheels. Load index 105, speed rating W. Trim levels and option packages can shift the original fitment; confirm against your specific vehicle's driver-door placard before purchase.
Can I run a different tire size on my 2021 Hyundai IONIQ 5?
Plus-sizing (larger rim, lower aspect) is possible within ±3% of the OEM overall diameter per the ETRTO safe-fit standard. The Compatible alternative sizes table on this page lists every safe option for the OEM size. Always confirm with the manufacturer or a qualified tire shop before deviating from the placard.
Where can I buy tires for my 2021 Hyundai IONIQ 5?
Online tire retailers in our affiliate network carry every size documented for this vehicle. Use the Shop online buttons above to compare prices across them; variance of $20–$40 per tire is common between merchants. The <a href="/tools/tire-install-cost-calculator/">install cost calculator</a> estimates the out-the-door including mount, balance, TPMS, and disposal by state.
What is the recommended tire pressure for the 2021 Hyundai IONIQ 5?
The cold-inflation pressure is printed on the driver-door placard of your specific vehicle and varies by trim, tire size, and loaded vs unloaded condition. Typical OEM front and rear pressures fall between 30 and 36 psi for passenger trims and 32–40 psi for SUV/truck variants, but the placard is the authoritative source.
Can I fit winter tires in a different size on my 2021 Hyundai IONIQ 5?
Yes; the standard winter-tire fitment pattern is one width step narrower than OEM (e.g. 225 → 215) with the aspect ratio bumped up to preserve overall diameter. Narrower tires increase contact pressure on snow for better traction. The Compatible alternative sizes table includes any winter-friendly options that fall within ±3% OD for this vehicle.
How often should I rotate the tires on my 2021 Hyundai IONIQ 5?
Every 5,000–7,500 miles is the typical OEM recommendation for passenger vehicles. AWD vehicles and high-torque trucks benefit from the shorter interval. Documented rotation history is also a tire-warranty prerequisite; most manufacturer treadwear claims require rotation receipts at the warranty inspection.

For broader tire questions; replacement timing, UTQG, EV-specific tires, winter swaps; see the tire FAQ.

Sources for this page

  1. Vehicle owner's manual tire & wheel placard; door-jamb placard on the Hyundai IONIQ 5 is the authoritative source for OEM tire size, load index, and cold-inflation pressure for your specific trim.
  2. NHTSA SaferCar; recall lookup for the 2021 Hyundai IONIQ 5.
  3. ETRTO 2024 Standards Manual §2.3; overall-diameter math used for the alternative-size verdicts above.
  4. Tire & Rim Association 2025 Yearbook; load-index to maximum-load reference.

Last verified 2026-10-07.