BIKERELIABILITY Reg check
Registration-year report · 2005–2025

Data as of: DVSA MOT results to 2025

Lambretta LN: MOT pass rate by registration year

Which LN years pass first time, and which fall short of the model's 74.7% average, from 897 DVSA tests.

2014
highest-passing year · 84.0%
2011
lowest-passing year · 70.8%
13.2pp
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: 2014 (84.0% of 75 tests). Lowest: 2011 (70.8% of 106). Years more than two points below the model average: 2011.

68%77%87%2011: 70.8% pass (106 tests)2012: 73.2% pass (467 tests)2013: 76.3% pass (240 tests)2014: 84.0% pass (75 tests)201120132014
RegisteredTestsFirst-time passvs model (74.7%)
2011 106 70.8% -3.9 pp
2012 467 73.2% -1.5 pp
2013 240 76.3% +1.6 pp
2014 75 84.0% +9.3 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 · 2015–2025
63%78%92%2015: 72.2% pass (72 tests)2016: 80.4% pass (112 tests)2017: 67.9% pass (112 tests)2018: 68.3% pass (82 tests)2019: 77.8% pass (81 tests)2020: 69.0% pass (84 tests)2021: 71.4% pass (84 tests)2022: 75.0% pass (72 tests)2023: 80.0% pass (75 tests)2024: 87.5% pass (56 tests)2025: 82.0% pass (50 tests)20152025

Questions

Which LN years have the lowest MOT pass rate?
2011 registered examples pass first time less often than the Lambretta LN overall (74.7%); the 2011 cohort is lowest at 70.8% from 106 tests.
Which LN year has the highest MOT pass rate?
2014, at 84.0% of 75 first tests (2005–2025).
How much does the LN pass rate vary by year?
13.2 percentage points between the highest (2014, 84.0%) and lowest (2011, 70.8%) 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: Lambretta LN reliability, failures and mileage · ranked #4338 of 5428 models· other Lambretta models: LI125, GP200, LI150, GP150, GP125, Li