BIKERELIABILITY Reg check
Registration-year report · 2005–2025

Data as of: DVSA MOT results to 2025

Lexmoto Monza 125 ZN 125 T-34: MOT pass rate by registration year

Which Monza 125 ZN 125 T-34 years pass first time, and which fall short of the model's 66.5% average, from 544 DVSA tests.

2018
highest-passing year · 69.6%
2019
lowest-passing year · 59.1%
10.5pp
spread across 3 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: 2018 (69.6% of 247 tests). Lowest: 2019 (59.1% of 149). Years more than two points below the model average: 2019.

57%64%72%2017: 69.2% pass (146 tests)2018: 69.6% pass (247 tests)2019: 59.1% pass (149 tests)201720182019
RegisteredTestsFirst-time passvs model (66.5%)
2017 146 69.2% +2.7 pp
2018 247 69.6% +3.1 pp
2019 149 59.1% -7.4 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
49%62%76%2020: 64.4% pass (45 tests)2021: 71.3% pass (129 tests)2022: 64.3% pass (157 tests)2023: 70.8% pass (106 tests)2024: 64.4% pass (59 tests)2025: 53.5% pass (43 tests)20202025

Questions

Which Monza 125 ZN 125 T-34 years have the lowest MOT pass rate?
2019 registered examples pass first time less often than the Lexmoto Monza 125 ZN 125 T-34 overall (66.5%); the 2019 cohort is lowest at 59.1% from 149 tests.
Which Monza 125 ZN 125 T-34 year has the highest MOT pass rate?
2018, at 69.6% of 247 first tests (2005–2025). Years more than two points above the model average: 2017, 2018.
How much does the Monza 125 ZN 125 T-34 pass rate vary by year?
10.5 percentage points between the highest (2018, 69.6%) and lowest (2019, 59.1%) 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: Lexmoto Monza 125 ZN 125 T-34 reliability, failures and mileage · ranked #4940 of 5428 models· other Lexmoto models: Venom, Milano, ZSX, FMR, LXR 125 SY 125-10, Michigan