What year Yamaha Tdm850 is most reliable?

Based on MOT first-test pass rates, the 2001 Yamaha Tdm850 has the highest pass rate at 89.8%, out of 180 vehicles tested.

What are the most common Yamaha Tdm850 MOT failures?

The most common Yamaha Tdm850 MOT failures vary by year. Check the individual year pages for detailed defect breakdowns — links in the table above.

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Yamaha Tdm850 — Reliability by Year

1,815 vehicles · MOT data 1991–2001 · first-test pass rates

This page shows MOT first-test pass rates for each year the Yamaha Tdm850 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

2001

89.8% pass rate · 180 vehicles

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Lowest pass rate year

1992

81.8% pass rate · 124 vehicles

Year	Pass rate	Avg mileage	Vehicles
2001	89.8%	23,496 mi	180
2000	87.3%	24,304 mi	238
1999	87.3%	24,963 mi	292
1998	86.0%	26,476 mi	245
1997	84.4%	27,747 mi	231
1996	84.9%	29,828 mi	202
1993	81.8%	33,021 mi	124
1992	81.8%	35,924 mi	124
1991	81.9%	35,605 mi	179

Which year Yamaha Tdm850 is most reliable?

MOT pass rate by year of manufacture — averaged across each vehicle's lifetime of tests.

Tests range from an average of 23,496 miles (newest year) to 35,924 miles (oldest year). Older years naturally accumulate more tests at higher mileages — see the mileage-normalised breakdown →

Trying to decide which year to buy?

We've done the full analysis — which years to look for, which to avoid, and where to find the best value for reliability on a Yamaha Tdm850.

See the buying guide →

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Check any UK registration — free MOT history and risk insights.