Yamaha Rd125 — Reliability by Year

549 vehicles · MOT data 1983–1986 · first-test pass rates

This page shows MOT first-test pass rates for each year the Yamaha Rd125 was manufactured — click any year to explore that cohort in detail. Trying to decide which year to buy? See the full buying guide →

Best pass rate year
1984
85.8% pass rate · 128 vehicles
Lowest pass rate year
1986
79.2% pass rate · 149 vehicles
Year Pass rate Avg mileage Vehicles
1986
79.2%
24,536 mi 149
1985
82.0%
21,145 mi 169
1984
85.8%
21,660 mi 128
1983
80.9%
19,197 mi 103

Which year Yamaha Rd125 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 19,197 miles (newest year) to 24,536 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 Rd125.

See the buying guide →

All Yamaha models

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