BIKERELIABILITY Reg check
Registration-year report · 2005–2025

Data as of: DVSA MOT results to 2025

Piaggio GTS: MOT pass rate by registration year

Which GTS years pass first time, and which fall short of the model's 86.7% average, from 806 DVSA tests.

2011
highest-passing year · 92.6%
2008
lowest-passing year · 81.2%
11.4pp
spread across 6 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: 2011 (92.6% of 122 tests). Lowest: 2008 (81.2% of 133). Years more than two points below the model average: 2008, 2010, 2012.

79%87%95%2006: 86.6% pass (67 tests)2008: 81.2% pass (133 tests)2009: 89.5% pass (219 tests)2010: 83.1% pass (118 tests)2011: 92.6% pass (122 tests)2012: 84.0% pass (75 tests)200620102012
RegisteredTestsFirst-time passvs model (86.7%)
2006 67 86.6% -0.1 pp
2008 133 81.2% -5.5 pp
2009 219 89.5% +2.8 pp
2010 118 83.1% -3.6 pp
2011 122 92.6% +5.9 pp
2012 75 84.0% -2.7 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 · 2012–2025
70%85%100%2012: 88.7% pass (53 tests)2013: 84.4% pass (64 tests)2014: 76.3% pass (76 tests)2015: 86.7% pass (83 tests)2016: 90.1% pass (71 tests)2017: 86.6% pass (67 tests)2018: 76.5% pass (51 tests)2019: 82.2% pass (45 tests)2020: 86.5% pass (37 tests)2021: 94.1% pass (51 tests)2022: 90.2% pass (51 tests)2023: 100.0% pass (39 tests)2024: 94.7% pass (38 tests)2025: 88.9% pass (36 tests)20122025

Questions

Which GTS years have the lowest MOT pass rate?
2008, 2010, 2012 registered examples pass first time less often than the Piaggio GTS overall (86.7%); the 2008 cohort is lowest at 81.2% from 133 tests.
Which GTS year has the highest MOT pass rate?
2011, at 92.6% of 122 first tests (2005–2025). Years more than two points above the model average: 2009, 2011.
How much does the GTS pass rate vary by year?
11.4 percentage points between the highest (2011, 92.6%) and lowest (2008, 81.2%) 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: Piaggio GTS reliability, failures and mileage · ranked #1985 of 5428 models· other Piaggio models: Vespa, Zip, NRG, PX 125 (vespa), PX 200 E, ET2