BIKERELIABILITY Reg check
Registration-year report · 2005–2025

Data as of: DVSA MOT results to 2025

Kawasaki EX305-B8: MOT pass rate by registration year

Which EX305-B8 years pass first time, and which fall short of the model's 74.0% average, from 503 DVSA tests.

1993
highest-passing year · 77.6%
1991
lowest-passing year · 69.2%
8.4pp
spread across 3 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: 1993 (77.6% of 161 tests). Lowest: 1991 (69.2% of 104). Years more than two points below the model average: 1991.

68%73%79%1991: 69.2% pass (104 tests)1992: 75.8% pass (194 tests)1993: 77.6% pass (161 tests)199119921993
RegisteredTestsFirst-time passvs model (74.0%)
1991 104 69.2% -4.8 pp
1992 194 75.8% +1.8 pp
1993 161 77.6% +3.6 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 · 2006–2013
53%71%89%2006: 74.0% pass (50 tests)2007: 83.0% pass (47 tests)2008: 65.5% pass (55 tests)2009: 70.7% pass (41 tests)2010: 67.5% pass (40 tests)2011: 64.7% pass (34 tests)2013: 58.8% pass (34 tests)20062013

Questions

Which EX305-B8 years have the lowest MOT pass rate?
1991 registered examples pass first time less often than the Kawasaki EX305-B8 overall (74.0%); the 1991 cohort is lowest at 69.2% from 104 tests.
Which EX305-B8 year has the highest MOT pass rate?
1993, at 77.6% of 161 first tests (2005–2025).
How much does the EX305-B8 pass rate vary by year?
8.4 percentage points between the highest (1993, 77.6%) and lowest (1991, 69.2%) 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: Kawasaki EX305-B8 reliability, failures and mileage · ranked #4397 of 5428 models· other Kawasaki models: ZX-6R, ZX-9R, ZZR600, ER5, ZZ-R1100, ZX