BIKERELIABILITY Reg check
Registration-year report · 2005–2025

Data as of: DVSA MOT results to 2025

Harley-Davidson Flhs: MOT pass rate by registration year

Which Flhs years pass first time, and which fall short of the model's 88.0% average, from 1,267 DVSA tests.

1992
highest-passing year · 93.0%
1991
lowest-passing year · 84.3%
8.7pp
spread across 8 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: 1992 (93.0% of 172 tests). Lowest: 1991 (84.3% of 229). Years more than two points below the model average: 1987, 1991.

83%89%95%1981: 86.9% pass (61 tests)1987: 85.5% pass (55 tests)1988: 86.5% pass (52 tests)1989: 89.2% pass (195 tests)1990: 89.0% pass (228 tests)1991: 84.3% pass (229 tests)1992: 93.0% pass (172 tests)1993: 87.3% pass (79 tests)198119901993
RegisteredTestsFirst-time passvs model (88.0%)
1981 61 86.9% -1.1 pp
1987 55 85.5% -2.5 pp
1988 52 86.5% -1.5 pp
1989 195 89.2% +1.2 pp
1990 228 89.0% +1.0 pp
1991 229 84.3% -3.7 pp
1992 172 93.0% +5.0 pp
1993 79 87.3% -0.7 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 · 2006–2025
72%86%100%2006: 92.3% pass (91 tests)2007: 92.6% pass (81 tests)2008: 84.2% pass (76 tests)2009: 90.8% pass (76 tests)2010: 84.6% pass (78 tests)2011: 93.8% pass (81 tests)2012: 87.3% pass (71 tests)2013: 87.1% pass (70 tests)2014: 88.4% pass (69 tests)2015: 90.8% pass (65 tests)2016: 88.7% pass (62 tests)2017: 82.0% pass (61 tests)2018: 76.4% pass (55 tests)2019: 92.3% pass (52 tests)2020: 87.2% pass (39 tests)2021: 87.5% pass (56 tests)2022: 86.7% pass (45 tests)2023: 80.5% pass (41 tests)2024: 95.3% pass (43 tests)2025: 85.0% pass (40 tests)20062025

Questions

Which Flhs years have the lowest MOT pass rate?
1987, 1991 registered examples pass first time less often than the Harley-Davidson Flhs overall (88.0%); the 1991 cohort is lowest at 84.3% from 229 tests.
Which Flhs year has the highest MOT pass rate?
1992, at 93.0% of 172 first tests (2005–2025).
How much does the Flhs pass rate vary by year?
8.7 percentage points between the highest (1992, 93.0%) and lowest (1991, 84.3%) 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: Harley-Davidson Flhs reliability, failures and mileage · ranked #1604 of 5428 models· other Harley-Davidson models: XLH 883, Flstf, Flstc, XL, XL1200C, XL883