BIKERELIABILITY Reg check
Registration-year report · 2005–2025

Data as of: DVSA MOT results to 2025

Norton Commando 750: MOT pass rate by registration year

Which Commando 750 years pass first time, and which fall short of the model's 90.2% average, from 869 DVSA tests.

1970
highest-passing year · 93.8%
1971
lowest-passing year · 87.7%
6.1pp
spread across 4 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: 1970 (93.8% of 81 tests). Lowest: 1971 (87.7% of 413). Years more than two points below the model average: 1971.

86%91%95%1969: 88.9% pass (72 tests)1970: 93.8% pass (81 tests)1971: 87.7% pass (413 tests)1972: 93.3% pass (180 tests)196919711972
RegisteredTestsFirst-time passvs model (90.2%)
1969 72 88.9% -1.3 pp
1970 81 93.8% +3.6 pp
1971 413 87.7% -2.5 pp
1972 180 93.3% +3.1 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 · 2006–2017
77%89%100%2006: 92.2% pass (64 tests)2007: 83.6% pass (55 tests)2008: 81.2% pass (69 tests)2009: 85.7% pass (70 tests)2010: 85.7% pass (70 tests)2011: 93.5% pass (77 tests)2012: 87.0% pass (77 tests)2013: 94.0% pass (84 tests)2014: 96.3% pass (80 tests)2015: 93.5% pass (62 tests)2016: 91.2% pass (68 tests)2017: 95.2% pass (63 tests)20062017

Questions

Which Commando 750 years have the lowest MOT pass rate?
1971 registered examples pass first time less often than the Norton Commando 750 overall (90.2%); the 1971 cohort is lowest at 87.7% from 413 tests.
Which Commando 750 year has the highest MOT pass rate?
1970, at 93.8% of 81 first tests (2005–2025). Years more than two points above the model average: 1970, 1972.
How much does the Commando 750 pass rate vary by year?
6.1 percentage points between the highest (1970, 93.8%) and lowest (1971, 87.7%) 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: Norton Commando 750 reliability, failures and mileage · ranked #884 of 5428 models· other Norton models: Commando, Dominator, ES2, Commander, Triton, Atlas