BIKERELIABILITY Reg check
Registration-year report · 2005–2025

Data as of: DVSA MOT results to 2025

Honda CB 125RS: MOT pass rate by registration year

Which CB 125RS years pass first time, and which fall short of the model's 71.9% average, from 915 DVSA tests.

2007
highest-passing year · 74.2%
1985
lowest-passing year · 63.1%
11.1pp
spread across 7 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: 2007 (74.2% of 62 tests). Lowest: 1985 (63.1% of 122). Years more than two points below the model average: 1985, 2006.

61%69%76%1983: 71.7% pass (106 tests)1984: 73.1% pass (134 tests)1985: 63.1% pass (122 tests)2004: 74.1% pass (135 tests)2005: 69.9% pass (73 tests)2006: 68.2% pass (85 tests)2007: 74.2% pass (62 tests)198320042007
RegisteredTestsFirst-time passvs model (71.9%)
1983 106 71.7% -0.2 pp
1984 134 73.1% +1.2 pp
1985 122 63.1% -8.8 pp
2004 135 74.1% +2.2 pp
2005 73 69.9% -2.0 pp
2006 85 68.2% -3.7 pp
2007 62 74.2% +2.3 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 · 2006–2022
55%71%87%2006: 71.2% pass (52 tests)2007: 72.4% pass (58 tests)2008: 70.8% pass (65 tests)2009: 68.1% pass (69 tests)2010: 81.3% pass (80 tests)2011: 64.4% pass (73 tests)2012: 66.7% pass (54 tests)2013: 60.0% pass (55 tests)2014: 74.5% pass (55 tests)2015: 70.8% pass (48 tests)2016: 69.1% pass (55 tests)2017: 72.7% pass (44 tests)2021: 81.3% pass (32 tests)2022: 79.4% pass (34 tests)20062022

Questions

Which CB 125RS years have the lowest MOT pass rate?
1985, 2006 registered examples pass first time less often than the Honda CB 125RS overall (71.9%); the 1985 cohort is lowest at 63.1% from 122 tests.
Which CB 125RS year has the highest MOT pass rate?
2007, at 74.2% of 62 first tests (2005–2025). Years more than two points above the model average: 2004, 2007.
How much does the CB 125RS pass rate vary by year?
11.1 percentage points between the highest (2007, 74.2%) and lowest (1985, 63.1%) 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 CB 125RS reliability, failures and mileage · ranked #4591 of 5428 models· other Honda models: CBR600F, CBR900RR, CBR1100XX, CB500, C90, VFR800 Fi