BIKERELIABILITY Reg check
Registration-year report · 2005–2025

Data as of: DVSA MOT results to 2025

Honda CB125: MOT pass rate by registration year

Which CB125 years pass first time, and which fall short of the model's 75.2% average, from 1,059 DVSA tests.

1975
highest-passing year · 83.6%
1982
lowest-passing year · 66.2%
17.4pp
spread across 5 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: 1975 (83.6% of 280 tests). Lowest: 1982 (66.2% of 71). Years more than two points below the model average: 1976, 1982, 2005.

63%75%87%1971: 77.4% pass (190 tests)1975: 83.6% pass (280 tests)1976: 68.9% pass (74 tests)1982: 66.2% pass (71 tests)2005: 70.5% pass (78 tests)197119762005
RegisteredTestsFirst-time passvs model (75.2%)
1971 190 77.4% +2.2 pp
1975 280 83.6% +8.4 pp
1976 74 68.9% -6.3 pp
1982 71 66.2% -9.0 pp
2005 78 70.5% -4.7 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 · 2006–2018
61%77%94%2006: 73.4% pass (79 tests)2007: 82.2% pass (73 tests)2008: 77.1% pass (70 tests)2009: 77.6% pass (85 tests)2010: 82.2% pass (73 tests)2011: 66.7% pass (72 tests)2012: 68.2% pass (88 tests)2013: 76.5% pass (85 tests)2014: 72.8% pass (103 tests)2015: 71.4% pass (91 tests)2016: 88.2% pass (68 tests)2017: 69.1% pass (55 tests)2018: 66.7% pass (33 tests)20062018

Questions

Which CB125 years have the lowest MOT pass rate?
1976, 1982, 2005 registered examples pass first time less often than the Honda CB125 overall (75.2%); the 1982 cohort is lowest at 66.2% from 71 tests.
Which CB125 year has the highest MOT pass rate?
1975, at 83.6% of 280 first tests (2005–2025). Years more than two points above the model average: 1971, 1975.
How much does the CB125 pass rate vary by year?
17.4 percentage points between the highest (1975, 83.6%) and lowest (1982, 66.2%) 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 CB125 reliability, failures and mileage · ranked #4276 of 5428 models· other Honda models: CBR600F, CBR900RR, CBR1100XX, CB500, C90, VFR800 Fi