BIKERELIABILITY Reg check
Registration-year report · 2005–2025

Data as of: DVSA MOT results to 2025

Royal Alloy GT 125I: MOT pass rate by registration year

Which GT 125I years pass first time, and which fall short of the model's 84.4% average, from 3,329 DVSA tests.

2021
highest-passing year · 87.5%
2018
lowest-passing year · 82.1%
5.4pp
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: 2021 (87.5% of 304 tests). Lowest: 2018 (82.1% of 1,459). Years more than two points below the model average: 2018.

81%85%89%2018: 82.1% pass (1,459 tests)2019: 84.5% pass (735 tests)2020: 87.3% pass (827 tests)2021: 87.5% pass (304 tests)201820202021
RegisteredTestsFirst-time passvs model (84.4%)
2018 1,459 82.1% -2.3 pp
2019 735 84.5% +0.1 pp
2020 827 87.3% +2.9 pp
2021 304 87.5% +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 · 2021–2025
81%85%88%2021: 82.5% pass (349 tests)2022: 83.5% pass (528 tests)2023: 82.4% pass (785 tests)2024: 86.6% pass (845 tests)2025: 85.6% pass (819 tests)20212025

Questions

Which GT 125I years have the lowest MOT pass rate?
2018 registered examples pass first time less often than the Royal Alloy GT 125I overall (84.4%); the 2018 cohort is lowest at 82.1% from 1,459 tests.
Which GT 125I year has the highest MOT pass rate?
2021, at 87.5% of 304 first tests (2005–2025). Years more than two points above the model average: 2020, 2021.
How much does the GT 125I pass rate vary by year?
5.4 percentage points between the highest (2021, 87.5%) and lowest (2018, 82.1%) 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: Royal Alloy GT 125I reliability, failures and mileage · ranked #2639 of 5428 models· other Royal Alloy models: GP 125 Ac, GP 300 S, GP 200 LC, GT 200 LC, TG 300 LC, GP 300 LC E5