What year Kawasaki Er250 B3 is most reliable?

Based on MOT first-test pass rates, the 1989 Kawasaki Er250 B3 has the highest pass rate at 85.1%, out of 213 vehicles tested.

What are the most common Kawasaki Er250 B3 MOT failures?

The most common Kawasaki Er250 B3 MOT failures vary by year. Check the individual year pages for detailed defect breakdowns — links in the table above.

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Kawasaki Er250 B3 — Reliability by Year

530 vehicles · MOT data 1988–1990 · first-test pass rates

This page shows MOT first-test pass rates for each year the Kawasaki Er250 B3 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

1989

85.1% pass rate · 213 vehicles

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Lowest pass rate year

1988

72.7% pass rate · 137 vehicles

Year	Pass rate	Avg mileage	Vehicles
1990	79.1%	20,258 mi	180
1989	85.1%	26,772 mi	213
1988	72.7%	25,216 mi	137

Which year Kawasaki Er250 B3 is most reliable?

MOT pass rate by year of manufacture — averaged across each vehicle's lifetime of tests. Green = noticeably above average for this model; red = noticeably below average.

Tests range from an average of 20,258 miles (newest year) to 26,772 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 Kawasaki Er250 B3.

See the buying guide →

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