BIKERELIABILITY Reg check
Registration-year report · 2005–2025

Data as of: DVSA MOT results to 2025

Lambretta GP125: MOT pass rate by registration year

Which GP125 years pass first time, and which fall short of the model's 86.7% average, from 11,707 DVSA tests.

1994
highest-passing year · 96.1%
1989
lowest-passing year · 76.6%
19.5pp
spread across 38 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: 1994 (96.1% of 51 tests). Lowest: 1989 (76.6% of 64). Years more than two points below the model average: 1967, 1976, 1978, 1979, 1980, 1983, 1985, 1986, 1989, 1991, 2007, 2009.

73%86%100%1960: 89.3% pass (103 tests)1961: 85.2% pass (115 tests)1962: 88.4% pass (129 tests)1963: 84.8% pass (211 tests)1964: 89.6% pass (289 tests)1965: 90.6% pass (213 tests)1966: 89.1% pass (266 tests)1967: 83.2% pass (143 tests)1968: 91.8% pass (98 tests)1969: 88.3% pass (1,434 tests)1970: 87.1% pass (1,352 tests)1971: 90.0% pass (1,196 tests)1972: 91.3% pass (92 tests)1975: 89.6% pass (115 tests)1976: 83.4% pass (157 tests)1977: 87.3% pass (181 tests)1978: 82.7% pass (452 tests)1979: 84.6% pass (571 tests)1980: 84.2% pass (749 tests)1981: 86.1% pass (648 tests)1982: 88.1% pass (303 tests)1983: 82.2% pass (276 tests)1984: 84.8% pass (323 tests)1985: 84.1% pass (640 tests)1986: 83.7% pass (300 tests)1987: 90.8% pass (65 tests)1988: 89.4% pass (94 tests)1989: 76.6% pass (64 tests)1990: 91.8% pass (61 tests)1991: 82.4% pass (74 tests)1992: 86.0% pass (114 tests)1994: 96.1% pass (51 tests)1997: 88.0% pass (50 tests)2003: 88.2% pass (51 tests)2006: 86.2% pass (65 tests)2007: 84.4% pass (64 tests)2009: 84.3% pass (51 tests)2010: 89.8% pass (59 tests)196019812010
RegisteredTestsFirst-time passvs model (86.7%)
1960 103 89.3% +2.6 pp
1961 115 85.2% -1.5 pp
1962 129 88.4% +1.7 pp
1963 211 84.8% -1.9 pp
1964 289 89.6% +2.9 pp
1965 213 90.6% +3.9 pp
1966 266 89.1% +2.4 pp
1967 143 83.2% -3.5 pp
1968 98 91.8% +5.1 pp
1969 1,434 88.3% +1.6 pp
1970 1,352 87.1% +0.4 pp
1971 1,196 90.0% +3.3 pp
1972 92 91.3% +4.6 pp
1975 115 89.6% +2.9 pp
1976 157 83.4% -3.3 pp
1977 181 87.3% +0.6 pp
1978 452 82.7% -4.0 pp
1979 571 84.6% -2.1 pp
1980 749 84.2% -2.5 pp
1981 648 86.1% -0.6 pp
1982 303 88.1% +1.4 pp
1983 276 82.2% -4.5 pp
1984 323 84.8% -1.9 pp
1985 640 84.1% -2.6 pp
1986 300 83.7% -3.0 pp
1987 65 90.8% +4.1 pp
1988 94 89.4% +2.7 pp
1989 64 76.6% -10.1 pp
1990 61 91.8% +5.1 pp
1991 74 82.4% -4.3 pp
1992 114 86.0% -0.7 pp
1994 51 96.1% +9.4 pp
1997 50 88.0% +1.3 pp
2003 51 88.2% +1.5 pp
2006 65 86.2% -0.5 pp
2007 64 84.4% -2.3 pp
2009 51 84.3% -2.4 pp
2010 59 89.8% +3.1 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 · 2005–2025
81%88%95%2005: 88.2% pass (110 tests)2006: 86.5% pass (607 tests)2007: 84.1% pass (685 tests)2008: 85.9% pass (760 tests)2009: 84.2% pass (799 tests)2010: 83.3% pass (796 tests)2011: 83.4% pass (851 tests)2012: 86.3% pass (857 tests)2013: 86.5% pass (904 tests)2014: 87.2% pass (891 tests)2015: 88.2% pass (876 tests)2016: 89.7% pass (857 tests)2017: 89.1% pass (835 tests)2018: 87.8% pass (477 tests)2019: 87.7% pass (316 tests)2020: 90.7% pass (225 tests)2021: 88.3% pass (248 tests)2022: 88.5% pass (208 tests)2023: 89.4% pass (170 tests)2024: 92.4% pass (119 tests)2025: 90.5% pass (116 tests)20052025

Questions

Which GP125 years have the lowest MOT pass rate?
1967, 1976, 1978, 1979, 1980, 1983, 1985, 1986, 1989, 1991, 2007, 2009 registered examples pass first time less often than the Lambretta GP125 overall (86.7%); the 1989 cohort is lowest at 76.6% from 64 tests.
Which GP125 year has the highest MOT pass rate?
1994, at 96.1% of 51 first tests (2005–2025). Years more than two points above the model average: 1960, 1964, 1965, 1966, 1968, 1971, 1972, 1975, 1987, 1988, 1990, 1994, 2010.
How much does the GP125 pass rate vary by year?
19.5 percentage points between the highest (1994, 96.1%) and lowest (1989, 76.6%) 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: Lambretta GP125 reliability, failures and mileage · ranked #1985 of 5428 models· other Lambretta models: LI125, GP200, LI150, GP150, Li, SX200