BIKERELIABILITY Reg check
Registration-year report · 2005–2025

Data as of: DVSA MOT results to 2025

Suzuki GS125ES: MOT pass rate by registration year

Which GS125ES years pass first time, and which fall short of the model's 64.2% average, from 3,142 DVSA tests.

1989
highest-passing year · 78.1%
1997
lowest-passing year · 53.3%
24.8pp
spread across 15 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 (78.1% of 64 tests). Lowest: 1997 (53.3% of 92). Years more than two points below the model average: 1983, 1992, 1994, 1997.

48%66%83%1983: 53.5% pass (114 tests)1989: 78.1% pass (64 tests)1990: 67.3% pass (153 tests)1991: 62.6% pass (107 tests)1992: 58.3% pass (96 tests)1993: 67.0% pass (97 tests)1994: 55.3% pass (114 tests)1995: 66.3% pass (104 tests)1996: 67.0% pass (112 tests)1997: 53.3% pass (92 tests)1998: 64.1% pass (167 tests)1999: 64.5% pass (651 tests)2000: 63.2% pass (703 tests)2001: 69.0% pass (187 tests)2002: 74.6% pass (126 tests)198319952002
RegisteredTestsFirst-time passvs model (64.2%)
1983 114 53.5% -10.7 pp
1989 64 78.1% +13.9 pp
1990 153 67.3% +3.1 pp
1991 107 62.6% -1.6 pp
1992 96 58.3% -5.9 pp
1993 97 67.0% +2.8 pp
1994 114 55.3% -8.9 pp
1995 104 66.3% +2.1 pp
1996 112 67.0% +2.8 pp
1997 92 53.3% -10.9 pp
1998 167 64.1% -0.1 pp
1999 651 64.5% +0.3 pp
2000 703 63.2% -1.0 pp
2001 187 69.0% +4.8 pp
2002 126 74.6% +10.4 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 · 2005–2025
50%67%85%2005: 68.9% pass (90 tests)2006: 68.6% pass (353 tests)2007: 65.3% pass (311 tests)2008: 63.1% pass (287 tests)2009: 60.7% pass (285 tests)2010: 63.3% pass (237 tests)2011: 63.7% pass (223 tests)2012: 55.4% pass (202 tests)2013: 68.2% pass (176 tests)2014: 55.9% pass (179 tests)2015: 66.2% pass (151 tests)2016: 61.5% pass (117 tests)2017: 66.3% pass (95 tests)2018: 66.7% pass (57 tests)2019: 66.7% pass (60 tests)2020: 63.5% pass (52 tests)2021: 78.8% pass (66 tests)2022: 66.2% pass (71 tests)2023: 68.6% pass (51 tests)2024: 61.0% pass (41 tests)2025: 71.1% pass (38 tests)20052025

Questions

Which GS125ES years have the lowest MOT pass rate?
1983, 1992, 1994, 1997 registered examples pass first time less often than the Suzuki GS125ES overall (64.2%); the 1997 cohort is lowest at 53.3% from 92 tests.
Which GS125ES year has the highest MOT pass rate?
1989, at 78.1% of 64 first tests (2005–2025). Years more than two points above the model average: 1989, 1990, 1993, 1995, 1996, 2001, 2002.
How much does the GS125ES pass rate vary by year?
24.8 percentage points between the highest (1989, 78.1%) and lowest (1997, 53.3%) 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: Suzuki GS125ES reliability, failures and mileage · ranked #5049 of 5428 models· other Suzuki models: GSXR600, GSF600, GSXR750, GSF1200, GSXR1000, SV650S