BIKERELIABILITY Reg check
Registration-year report · 2005–2025

Data as of: DVSA MOT results to 2025

Lexmoto Diablo: MOT pass rate by registration year

Which Diablo years pass first time, and which fall short of the model's 73.1% average, from 2,123 DVSA tests.

2017
highest-passing year · 80.8%
2018
lowest-passing year · 69.3%
11.5pp
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: 2017 (80.8% of 214 tests). Lowest: 2018 (69.3% of 280). Years more than two points below the model average: 2018.

67%75%83%2015: 73.5% pass (370 tests)2016: 72.6% pass (552 tests)2017: 80.8% pass (214 tests)2018: 69.3% pass (280 tests)2019: 72.5% pass (255 tests)2020: 72.4% pass (369 tests)2021: 72.3% pass (83 tests)201520182021
RegisteredTestsFirst-time passvs model (73.1%)
2015 370 73.5% +0.4 pp
2016 552 72.6% -0.5 pp
2017 214 80.8% +7.7 pp
2018 280 69.3% -3.8 pp
2019 255 72.5% -0.6 pp
2020 369 72.4% -0.7 pp
2021 83 72.3% -0.8 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 · 2018–2025
67%73%80%2018: 69.2% pass (78 tests)2019: 69.4% pass (193 tests)2020: 77.5% pass (209 tests)2021: 74.9% pass (303 tests)2022: 72.6% pass (343 tests)2023: 70.8% pass (404 tests)2024: 75.7% pass (317 tests)2025: 72.7% pass (271 tests)20182025

Questions

Which Diablo years have the lowest MOT pass rate?
2018 registered examples pass first time less often than the Lexmoto Diablo overall (73.1%); the 2018 cohort is lowest at 69.3% from 280 tests.
Which Diablo year has the highest MOT pass rate?
2017, at 80.8% of 214 first tests (2005–2025).
How much does the Diablo pass rate vary by year?
11.5 percentage points between the highest (2017, 80.8%) and lowest (2018, 69.3%) 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: Lexmoto Diablo reliability, failures and mileage · ranked #4490 of 5428 models· other Lexmoto models: Venom, Milano, ZSX, FMR, LXR 125 SY 125-10, Michigan