What year Yamaha Sr125 is most reliable?

Based on MOT first-test pass rates, the 2002 Yamaha Sr125 has the highest pass rate at 82.5%, out of 362 vehicles tested.

What are the most common Yamaha Sr125 MOT failures?

The most common Yamaha Sr125 MOT failures vary by year. Check the individual year pages for detailed defect breakdowns — links in the table above.

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Yamaha Sr125 — Reliability by Year

4,386 vehicles · MOT data 1991–2003 · first-test pass rates

This page shows MOT first-test pass rates for each year the Yamaha Sr125 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

2002

82.5% pass rate · 362 vehicles

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Lowest pass rate year

1991

77.0% pass rate · 230 vehicles

Year	Pass rate	Avg mileage	Vehicles
2003	82.2%	14,318 mi	170
2002	82.5%	13,598 mi	362
2001	80.7%	14,571 mi	470
2000	79.7%	16,351 mi	549
1999	79.6%	16,600 mi	466
1998	78.2%	17,316 mi	374
1997	77.4%	18,930 mi	363
1996	78.4%	18,093 mi	322
1995	77.9%	18,940 mi	256
1994	78.2%	20,055 mi	289
1993	77.2%	18,081 mi	246
1992	78.1%	18,370 mi	289
1991	77.0%	20,268 mi	230

Which year Yamaha Sr125 is most reliable?

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

Tests range from an average of 13,598 miles (newest year) to 20,268 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 Sr125.

See the buying guide →

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