BIKERELIABILITY Reg check
Registration-year report · 2005–2025

Data as of: DVSA MOT results to 2025

Lexmoto Viper SK 125-22A: MOT pass rate by registration year

Which Viper SK 125-22A years pass first time, and which fall short of the model's 58.6% average, from 1,101 DVSA tests.

2017
highest-passing year · 61.1%
2020
lowest-passing year · 55.8%
5.3pp
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: 2017 (61.1% of 234 tests). Lowest: 2020 (55.8% of 154). Years more than two points below the model average: 2020.

55%58%62%2017: 61.1% pass (234 tests)2018: 58.7% pass (375 tests)2019: 58.0% pass (338 tests)2020: 55.8% pass (154 tests)201720192020
RegisteredTestsFirst-time passvs model (58.6%)
2017 234 61.1% +2.5 pp
2018 375 58.7% +0.1 pp
2019 338 58.0% -0.6 pp
2020 154 55.8% -2.8 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 · 2020–2025
46%66%85%2020: 78.2% pass (87 tests)2021: 58.8% pass (153 tests)2022: 56.8% pass (250 tests)2023: 52.8% pass (267 tests)2024: 59.8% pass (179 tests)2025: 58.5% pass (159 tests)20202025

Questions

Which Viper SK 125-22A years have the lowest MOT pass rate?
2020 registered examples pass first time less often than the Lexmoto Viper SK 125-22A overall (58.6%); the 2020 cohort is lowest at 55.8% from 154 tests.
Which Viper SK 125-22A year has the highest MOT pass rate?
2017, at 61.1% of 234 first tests (2005–2025).
How much does the Viper SK 125-22A pass rate vary by year?
5.3 percentage points between the highest (2017, 61.1%) and lowest (2020, 55.8%) 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: Lexmoto Viper SK 125-22A reliability, failures and mileage · ranked #5256 of 5428 models· other Lexmoto models: Venom, Milano, ZSX, FMR, LXR 125 SY 125-10, Michigan