BIKERELIABILITY Reg check
Registration-year report · 2005–2025

Data as of: DVSA MOT results to 2025

Honda ST1100A: MOT pass rate by registration year

Which ST1100A years pass first time, and which fall short of the model's 84.2% average, from 2,526 DVSA tests.

2001
highest-passing year · 89.8%
1997
lowest-passing year · 80.4%
9.4pp
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: 2001 (89.8% of 264 tests). Lowest: 1997 (80.4% of 811). Years more than two points below the model average: 1997.

79%85%92%1997: 80.4% pass (811 tests)1998: 85.5% pass (808 tests)1999: 86.3% pass (271 tests)2000: 83.5% pass (231 tests)2001: 89.8% pass (264 tests)2002: 85.7% pass (112 tests)199720002002
RegisteredTestsFirst-time passvs model (84.2%)
1997 811 80.4% -3.8 pp
1998 808 85.5% +1.3 pp
1999 271 86.3% +2.1 pp
2000 231 83.5% -0.7 pp
2001 264 89.8% +5.6 pp
2002 112 85.7% +1.5 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 · 2005–2025
75%87%98%2005: 94.6% pass (56 tests)2006: 84.1% pass (246 tests)2007: 83.5% pass (218 tests)2008: 82.2% pass (208 tests)2009: 79.1% pass (191 tests)2010: 80.4% pass (153 tests)2011: 82.9% pass (146 tests)2012: 84.3% pass (140 tests)2013: 86.6% pass (134 tests)2014: 82.0% pass (128 tests)2015: 84.7% pass (131 tests)2016: 81.5% pass (119 tests)2017: 83.5% pass (109 tests)2018: 88.0% pass (83 tests)2019: 85.2% pass (81 tests)2020: 86.8% pass (53 tests)2021: 90.1% pass (81 tests)2022: 91.7% pass (72 tests)2023: 88.6% pass (70 tests)2024: 90.6% pass (53 tests)2025: 83.3% pass (54 tests)20052025

Questions

Which ST1100A years have the lowest MOT pass rate?
1997 registered examples pass first time less often than the Honda ST1100A overall (84.2%); the 1997 cohort is lowest at 80.4% from 811 tests.
Which ST1100A year has the highest MOT pass rate?
2001, at 89.8% of 264 first tests (2005–2025). Years more than two points above the model average: 1999, 2001.
How much does the ST1100A pass rate vary by year?
9.4 percentage points between the highest (2001, 89.8%) and lowest (1997, 80.4%) 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: Honda ST1100A reliability, failures and mileage · ranked #2690 of 5428 models· other Honda models: CBR600F, CBR900RR, CBR1100XX, CB500, C90, VFR800 Fi