AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2007 Western Star 4900ex
Overall rating NHTSA-grounded
Above average
Estimated 5-year repair + maintenance cost: $12,000–$18,000
The 2007 Western Star 4900EX exhibits strong reliability with minimal recalls and low complaint counts. One recall on lighting and few complaints on tires and engine highlight robust design and performance.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| Tires | 30,000–50,000 miles | $500–$1,000 | occasional |
| Engine cooling | 100,000–150,000 miles | $800–$1,500 | rare |
| Exterior lighting | 50,000–80,000 miles | $200–$500 | rare |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil and filter change
- Brake system service
- Transmission fluid replacement
- Engine coolant flush
- Air filter replacement
- Suspension inspection
- Battery check and replacement
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Tire tread uneven wear
- Engine overheating issues
- Electrical lighting failures
Generated by gpt-4o on 8/18/2026. Cost ranges are conservative estimates that account for typical regional variation.