BIKERELIABILITY Reg check
Registration-year report · 2005–2025

Data as of: DVSA MOT results to 2025

Kawasaki KH100: MOT pass rate by registration year

Which KH100 years pass first time, and which fall short of the model's 75.9% average, from 582 DVSA tests.

1989
highest-passing year · 90.3%
1988
lowest-passing year · 66.0%
24.3pp
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: 1989 (90.3% of 62 tests). Lowest: 1988 (66.0% of 50). Years more than two points below the model average: 1988, 1990, 1992.

61%78%95%1982: 76.5% pass (51 tests)1987: 80.9% pass (68 tests)1988: 66.0% pass (50 tests)1989: 90.3% pass (62 tests)1990: 69.6% pass (79 tests)1992: 73.6% pass (53 tests)198219891992
RegisteredTestsFirst-time passvs model (75.9%)
1982 51 76.5% +0.6 pp
1987 68 80.9% +5.0 pp
1988 50 66.0% -9.9 pp
1989 62 90.3% +14.4 pp
1990 79 69.6% -6.3 pp
1992 53 73.6% -2.3 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 · 2006–2015
59%76%93%2006: 64.5% pass (62 tests)2007: 71.4% pass (49 tests)2008: 70.3% pass (37 tests)2009: 78.1% pass (32 tests)2010: 68.6% pass (35 tests)2011: 81.8% pass (33 tests)2012: 66.7% pass (33 tests)2013: 75.8% pass (33 tests)2014: 79.4% pass (34 tests)2015: 87.1% pass (31 tests)20062015

Questions

Which KH100 years have the lowest MOT pass rate?
1988, 1990, 1992 registered examples pass first time less often than the Kawasaki KH100 overall (75.9%); the 1988 cohort is lowest at 66.0% from 50 tests.
Which KH100 year has the highest MOT pass rate?
1989, at 90.3% of 62 first tests (2005–2025). Years more than two points above the model average: 1987, 1989.
How much does the KH100 pass rate vary by year?
24.3 percentage points between the highest (1989, 90.3%) and lowest (1988, 66.0%) 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 KH100 reliability, failures and mileage · ranked #4197 of 5428 models· other Kawasaki models: ZX-6R, ZX-9R, ZZR600, ER5, ZZ-R1100, ZX