BIKERELIABILITY Reg check
Registration-year report · 2005–2025

Data as of: DVSA MOT results to 2025

Kawasaki GPZ305: MOT pass rate by registration year

Which GPZ305 years pass first time, and which fall short of the model's 74.8% average, from 1,478 DVSA tests.

1996
highest-passing year · 79.9%
1987
lowest-passing year · 67.9%
12.0pp
spread across 10 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: 1996 (79.9% of 169 tests). Lowest: 1987 (67.9% of 84). Years more than two points below the model average: 1987, 1988, 1989, 1990.

66%74%82%1987: 67.9% pass (84 tests)1988: 70.7% pass (82 tests)1989: 69.1% pass (68 tests)1990: 68.7% pass (131 tests)1991: 78.9% pass (204 tests)1992: 76.1% pass (201 tests)1993: 76.2% pass (130 tests)1994: 72.8% pass (103 tests)1995: 79.2% pass (154 tests)1996: 79.9% pass (169 tests)198719921996
RegisteredTestsFirst-time passvs model (74.8%)
1987 84 67.9% -6.9 pp
1988 82 70.7% -4.1 pp
1989 68 69.1% -5.7 pp
1990 131 68.7% -6.1 pp
1991 204 78.9% +4.1 pp
1992 201 76.1% +1.3 pp
1993 130 76.2% +1.4 pp
1994 103 72.8% -2.0 pp
1995 154 79.2% +4.4 pp
1996 169 79.9% +5.1 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 · 2005–2017
67%75%83%2005: 79.7% pass (64 tests)2006: 73.7% pass (232 tests)2007: 74.3% pass (179 tests)2008: 69.8% pass (159 tests)2009: 76.3% pass (131 tests)2010: 78.9% pass (109 tests)2011: 70.5% pass (95 tests)2012: 78.1% pass (73 tests)2013: 71.4% pass (70 tests)2014: 75.0% pass (64 tests)2015: 71.7% pass (53 tests)2016: 80.6% pass (36 tests)2017: 70.0% pass (30 tests)20052017

Questions

Which GPZ305 years have the lowest MOT pass rate?
1987, 1988, 1989, 1990 registered examples pass first time less often than the Kawasaki GPZ305 overall (74.8%); the 1987 cohort is lowest at 67.9% from 84 tests.
Which GPZ305 year has the highest MOT pass rate?
1996, at 79.9% of 169 first tests (2005–2025). Years more than two points above the model average: 1991, 1995, 1996.
How much does the GPZ305 pass rate vary by year?
12.0 percentage points between the highest (1996, 79.9%) and lowest (1987, 67.9%) 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 GPZ305 reliability, failures and mileage · ranked #4324 of 5428 models· other Kawasaki models: ZX-6R, ZX-9R, ZZR600, ER5, ZZ-R1100, ZX