What year Yamaha Rd500 is most reliable?

Based on MOT first-test pass rates, the 1984 Yamaha Rd500 has the highest pass rate at 92.5%, out of 120 vehicles tested.

What are the most common Yamaha Rd500 MOT failures?

The most common Yamaha Rd500 MOT failures vary by year. Check the individual year pages for detailed defect breakdowns — links in the table above.

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Yamaha Rd500 — Reliability by Year

321 vehicles · MOT data 1984–1985 · first-test pass rates

This page shows MOT first-test pass rates for each year the Yamaha Rd500 was manufactured — click any year to explore that cohort in detail. Trying to decide which year to buy? See the full buying guide →

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Best pass rate year

1984

92.5% pass rate · 120 vehicles

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Lowest pass rate year

1985

89.8% pass rate · 201 vehicles

Year	Pass rate	Avg mileage	Vehicles
1985	89.8%	20,340 mi	201
1984	92.5%	18,834 mi	120

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