2021 Audi Q3 Tire Size Factory tire sizes, bolt pattern & tire pressure
Tire Sizes
225/65R17, 235/55R19
Bolt Pattern
5x112
Offset
38-48
Tire Pressure
35/35 PSI
Tire Sizes by Trim
| Trim | Tire Size | Bolt Pattern | Pressure (F/R) |
|---|---|---|---|
| Premium 45 TFSI quattro | 225/65R17 | 5x112 | 35/35 PSI |
| S line Premium Plus | 235/55R19 | 5x112 | 35/35 PSI |
Alternative Tire Sizes
These sizes are within 3% diameter of the factory 225/65R17 and may fit the 2021 Audi Q3.
245/60R17 Safe
0.2% · +20mm · same rim 245/55R18 Safe
0.3% · +20mm · +1" rim 225/70R16 Safe
0.4% · same width · -1" rim 225/60R18 Safe
0.4% · same width · +1" rim 245/50R19 Safe
0.5% · +20mm · +2" rim 215/75R16 Safe
0.6% · -10mm · -1" rim 215/70R17 Safe
1.2% · -10mm · same rim 235/55R18 Safe
1.2% · +10mm · +1" rim
Related Comparisons
225/65R17 vs 235/65R17 SUV tire width comparison 225/65R17 vs 235/60R18 SUV plus-one rim upgrade 225/65R17 vs 225/60R18 Plus-one upgrade same width 215/65R16 vs 225/65R17 SUV rim and tire upgrade 215/70R16 vs 225/65R17 Compact SUV rim upgrade 235/55R19 vs 255/45R19 Luxury SUV tire swap 225/55R18 vs 235/55R19 Crossover size upgrade 235/65R17 vs 225/65R17 Width difference comparison 235/55R19 vs 245/50R20 Luxury crossover plus-one 255/55R19 vs 235/55R19 Luxury SUV width comparison 225/60R17 vs 225/65R17 Profile height comparison 225/65R17 vs 245/65R17 Significant width upgrade 235/60R18 vs 235/55R19 Plus-one same width 215/60R16 vs 225/65R17 Crossover upgrade path 225/55R19 vs 235/55R19 EV crossover width upgrade 225/65R17 vs 215/70R16 Rim downsize comparison
Tire Maintenance Tips for the Audi Q3
Proper tire maintenance extends tire life and keeps your 2021 Audi Q3 safe on the road. Follow these guidelines from NHTSA:
- Check tire pressure monthly — the Audi Q3 requires 35/35 PSI (front/rear). Check when tires are cold, before driving.
- Rotate tires every 5,000–7,500 miles — this ensures even wear across all four tires, especially important for vehicles with staggered setups.
- Inspect tread depth regularly — the legal minimum is 2/32", but most experts recommend replacing tires at 4/32" for adequate wet traction.
- Check the DOT date code — tires older than 6 years should be inspected by a professional, regardless of tread depth. The 4-digit DOT code on the sidewall shows the week and year of manufacture.
Choosing Alternative Tires
When replacing tires on your 2021 Audi Q3, stay within 3% of the factory tire's overall diameter to avoid affecting your speedometer accuracy, ABS calibration, and traction control. The factory bolt pattern (5x112) and offset (38-48) must also match.
Always verify any alternative size with a qualified tire professional before purchase. For more information on tire safety, see the NHTSA Tire Ratings Search.