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Honda Nh125mdd (1984)

620 real MOT outcomes analysed • 0.8% first-time pass rate

1984 Honda Nh125mdd

CarHunch analysed 620 real MOT records for the 1984 Honda Nh125mdd. This breakdown of actual test outcomes — pass rates, defect profiles, mileage data — isn't published anywhere else.

This 1984 Honda NH125MDD matches the UK average pass rate at exactly 80%, with zero dangerous defects recorded across 620 vehicles analysed—a genuinely clean safety record for a 40-year-old machine. The bike averages just 0.01 failures per vehicle and carries no advisory issues, which is exceptional for its age.

These machines are running low mileage relative to their decades in service, with a median of 13,597 miles suggesting many are weekend or collection pieces rather than daily commuters. If you're considering one, prioritise a pre-purchase inspection focused on fuel system condition and any signs of storage-related corrosion, since light use can mask deterioration that only reveals itself under regular riding.

Below average reliability 79.2% below UK average
0.8%
pass MOT first time
UK average: ~80%
13,597
typical mileage
4,221–13,663 middle half
0%
ever had a dangerous defect
recorded at any MOT
0.01
avg MOT failures per car
over 1 tests on record

What to check before buying a 1984 Honda Nh125mdd

Practical pre-purchase checks for this age and model.

  • 📋 Check the full MOT history. Look for recurring advisories — slow-building issues like corrosion or brake wear patterns show up years before they become failures. Enter the reg below for a full AI analysis.
  • 🔍 Inspect for corrosion in person. Brake pipes, sills, subframes, and chassis legs. Surface rust is normal at this age; structural rust is a serious problem that's expensive to fix and can fail an MOT.
  • 🛞 Check tyres and brakes. The most common advisory items at this age. Budget for replacement if they're near the limit — factor this into your offer price.
  • 📄 Run an HPI check. The MOT history won't show outstanding finance, insurance write-offs, or stolen status — an HPI check will.

Before you buy a Honda Nh125mdd

MOT history is one piece of the puzzle. These checks can reveal what CarHunch can't.

Inspection ClickMechanic Have a qualified mechanic check this car before you commit to buying →

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Mileage Distribution

Most 1984 Honda Nh125mdd vehicles sit in the blue band. If the car you're looking at is outside it, it's either unusually low or high mileage for its age.

4,221
low mileage
13,597
typical
13,663
high mileage

Half of all 1984 Honda Nh125mdd vehicles fall between 4,221 and 13,663 miles.

MOT History Averages

1
Avg MOT tests per vehicle
0.01
Avg failures per vehicle
0
Avg advisories per vehicle

Most Common MOT Issues — 1984 Honda Nh125mdd

Based on actual MOT test records for this model. Percentage shows how often each item appears across all vehicles in this cohort.

  • 36.8%
    Rear Tyre worn close to the legal limit
  • 21.1%
    Front suspension assembly slightly corroded.
  • 15.8%
    Front Tyre worn close to the legal limit
  • 15.8%
    Rear Brake lever has inadequate reserve travel
  • 15.8%
    Motorcycle structure slightly corroded
  • 15.8%
    Exhaust slightly deteriorated
  • 10.5%
    frame rusty
  • 10.5%
    Motorcycle structure is corroded but structural rigidity is not significantly reduced

Data covers a 3-year window centred on 1984. Counts include advisories and failures.

Found a specific Honda Nh125mdd?

Enter the reg to see its individual MOT history, AI Hunches, and how it compares to this cohort.

UK

Other model years — Honda Nh125mdd:

1983 1985 1986