AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2021 Lexus Rx350
Overall rating NHTSA-grounded
Above average
Estimated 5-year repair + maintenance cost: $4,000–$7,000
The 2021 Lexus RX350 demonstrates an above-average overall rating due to minimal complaints and no significant recalls, indicating robust quality.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| brakes | 40,000–70,000 miles | $300–$600 | occasional |
| tires | 30,000–50,000 miles | $500–$1 | occasional |
| battery | 50,000–80,000 miles | $150–$300 | rare |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil and filter change
- Brake fluid replacement
- Air filter change
- Tire rotation and alignment
- Battery inspection
- Cabin filter replacement
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Unusual brake noises
- Rapid battery drainage
- Vibration during acceleration
- Poor tire traction
- Delayed engine start
Generated by gpt-4o on 8/23/2026. Cost ranges are conservative estimates that account for typical regional variation.