BIKERELIABILITY Reg check
Registration-year report · 2005–2025

Data as of: DVSA MOT results to 2025

Honda NH80MD-H: MOT pass rate by registration year

Which NH80MD-H years pass first time, and which fall short of the model's 77.5% average, from 839 DVSA tests.

1992
highest-passing year · 81.8%
1993
lowest-passing year · 71.6%
10.2pp
spread across 6 years

Pass rate by registration year

first-time pass rate · cohorts with 50 or more tests · registration year from first use date

Highest pass rate: 1992 (81.8% of 55 tests). Lowest: 1993 (71.6% of 95). Years more than two points below the model average: 1991, 1993.

70%77%84%1988: 80.7% pass (88 tests)1989: 76.1% pass (117 tests)1990: 80.5% pass (231 tests)1991: 75.0% pass (128 tests)1992: 81.8% pass (55 tests)1993: 71.6% pass (95 tests)198819911993
RegisteredTestsFirst-time passvs model (77.5%)
1988 88 80.7% +3.2 pp
1989 117 76.1% -1.4 pp
1990 231 80.5% +3.0 pp
1991 128 75.0% -2.5 pp
1992 55 81.8% +4.3 pp
1993 95 71.6% -5.9 pp

Older cohorts are survivors: the worst examples have already left the road, which tends to lift the earliest years. A first-time MOT pass is a roadworthiness check, not a full mechanical inspection.

Pass rate over time

first-time pass rate by test year · 2006–2014
61%77%93%2006: 76.0% pass (125 tests)2007: 76.7% pass (103 tests)2008: 66.7% pass (93 tests)2009: 78.9% pass (71 tests)2010: 77.4% pass (62 tests)2011: 66.7% pass (60 tests)2012: 76.3% pass (59 tests)2013: 84.8% pass (46 tests)2014: 88.1% pass (42 tests)20062014

Questions

Which NH80MD-H years have the lowest MOT pass rate?
1991, 1993 registered examples pass first time less often than the Honda NH80MD-H overall (77.5%); the 1993 cohort is lowest at 71.6% from 95 tests.
Which NH80MD-H year has the highest MOT pass rate?
1992, at 81.8% of 55 first tests (2005–2025). Years more than two points above the model average: 1988, 1990, 1992.
How much does the NH80MD-H pass rate vary by year?
10.2 percentage points between the highest (1992, 81.8%) and lowest (1993, 71.6%) cohorts with at least 50 tests. Older cohorts are survivors: the worst examples have already left the road, which tends to lift the earliest years.

Full report: Honda NH80MD-H reliability, failures and mileage · ranked #3977 of 5428 models· other Honda models: CBR600F, CBR900RR, CBR1100XX, CB500, C90, VFR800 Fi