What psi?
35 psi (240 kPa) for the full-size rows. 60 psi (420 kPa) for the compact spare.
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In-depth guide
2021 Hyundai Sonata
2021 Sonata full-size tires are 35 psi (240 kPa) on every listed size. Compact spares are 60 psi (420 kPa). Normal load means up to 3 people.
| Item | Figure |
|---|---|
| 205/65R16, 215/55R17, 235/45R18, 245/40R19 | 240 kPa (35 psi), front and rear, normal and maximum load. |
| Compact spare | T125/80D16, T135/80D17, or T135/80D18: 420 kPa (60 psi). |
| Cold weather | You may add 3 psi if colder temperatures are expected. Tires lose about 1 psi (7 kPa) per 12°F drop. |
Source: owner's manual / last verified 2026-10-16 (2021 Hyundai Sonata owner's manual, tires and wheels (opens in a new tab)).
Difficulty, time, and cost are estimates when this guide gives them. Torque is a cited figure, or it is left off.
Main source: 2021 Hyundai Sonata owner's manual, tires and wheels (opens in a new tab), Hyundai Motor America, published 2020-08-20, read 2026-10-16.
Tire pressure gauge
Set the cold pressure from this table.
| Item | Figure | Where it comes from |
|---|---|---|
| 205/65R16, 215/55R17, 235/45R18, 245/40R19 | 240 kPa (35 psi), front and rear, normal and maximum load. | Tires and wheels |
| Compact spare | T125/80D16, T135/80D17, or T135/80D18: 420 kPa (60 psi). | Tires and wheels |
| Cold weather | You may add 3 psi if colder temperatures are expected. Tires lose about 1 psi (7 kPa) per 12°F drop. | Tires and wheels notice |
240 kPa, every size in the full-size block, front and rear.
420 kPa, if that spare is fitted.
Add 3 psi if colder temperatures are expected soon. Recheck when the temperature swings.
2021 Sonata Owner's Manual. The PDF title is 2021 Sonata Owners Manual and the file was created August 20, 2020. Lug torque is the other column of this table: wheel lug nuts.
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Part
Tires for a 2021 Hyundai Sonata
Full-size sizes in the table: 205/65R16, 215/55R17, 235/45R18, 245/40R19. Spare sizes are the T-type rows.
2021 Sonata tires and wheels (opens in a new tab)Search Amazon.com (affiliate link) (opens in a new tab)As an Amazon Associate I earn from qualifying purchases.
Tool
Tire pressure gauge
Set the cold pressure from this table.
35 psi (240 kPa) for the full-size rows. 60 psi (420 kPa) for the compact spare.
Up to 3 persons.
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