BIKERELIABILITY Reg check
Registration-year report · 2005–2025

Data as of: DVSA MOT results to 2025

Suzuki TS250: MOT pass rate by registration year

Which TS250 years pass first time, and which fall short of the model's 82.4% average, from 1,871 DVSA tests.

1977
highest-passing year · 88.9%
1971
lowest-passing year · 78.7%
10.2pp
spread across 11 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: 1977 (88.9% of 135 tests). Lowest: 1971 (78.7% of 61). Years more than two points below the model average: 1971, 1975, 1979, 1981, 1986.

77%84%91%1971: 78.7% pass (61 tests)1974: 87.0% pass (115 tests)1975: 79.8% pass (99 tests)1976: 81.4% pass (102 tests)1977: 88.9% pass (135 tests)1978: 84.8% pass (125 tests)1979: 80.1% pass (246 tests)1980: 81.5% pass (233 tests)1981: 79.0% pass (233 tests)1982: 86.0% pass (157 tests)1986: 79.5% pass (73 tests)197119781986
RegisteredTestsFirst-time passvs model (82.4%)
1971 61 78.7% -3.7 pp
1974 115 87.0% +4.6 pp
1975 99 79.8% -2.6 pp
1976 102 81.4% -1.0 pp
1977 135 88.9% +6.5 pp
1978 125 84.8% +2.4 pp
1979 246 80.1% -2.3 pp
1980 233 81.5% -0.9 pp
1981 233 79.0% -3.4 pp
1982 157 86.0% +3.6 pp
1986 73 79.5% -2.9 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 · 2005–2022
66%82%99%2005: 71.4% pass (35 tests)2006: 80.5% pass (118 tests)2007: 76.7% pass (116 tests)2008: 80.8% pass (130 tests)2009: 73.2% pass (138 tests)2010: 77.4% pass (115 tests)2011: 80.3% pass (117 tests)2012: 79.7% pass (133 tests)2013: 78.5% pass (130 tests)2014: 83.1% pass (130 tests)2015: 89.4% pass (123 tests)2016: 86.0% pass (114 tests)2017: 88.0% pass (142 tests)2018: 89.2% pass (83 tests)2019: 90.0% pass (70 tests)2020: 93.2% pass (44 tests)2021: 80.9% pass (47 tests)2022: 87.1% pass (31 tests)20052022

Questions

Which TS250 years have the lowest MOT pass rate?
1971, 1975, 1979, 1981, 1986 registered examples pass first time less often than the Suzuki TS250 overall (82.4%); the 1971 cohort is lowest at 78.7% from 61 tests.
Which TS250 year has the highest MOT pass rate?
1977, at 88.9% of 135 first tests (2005–2025). Years more than two points above the model average: 1974, 1977, 1978, 1982.
How much does the TS250 pass rate vary by year?
10.2 percentage points between the highest (1977, 88.9%) and lowest (1971, 78.7%) 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: Suzuki TS250 reliability, failures and mileage · ranked #3108 of 5428 models· other Suzuki models: GSXR600, GSF600, GSXR750, GSF1200, GSXR1000, SV650S