BIKERELIABILITY Reg check
Registration-year report · 2005–2025

Data as of: DVSA MOT results to 2025

KTM 640 LC4-E: MOT pass rate by registration year

Which 640 LC4-E years pass first time, and which fall short of the model's 80.6% average, from 8,115 DVSA tests.

2008
highest-passing year · 88.9%
1999
lowest-passing year · 73.0%
15.9pp
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: 2008 (88.9% of 54 tests). Lowest: 1999 (73.0% of 111). Years more than two points below the model average: 1999, 2000, 2001, 2002.

70%81%92%1999: 73.0% pass (111 tests)2000: 73.8% pass (164 tests)2001: 77.4% pass (492 tests)2002: 78.4% pass (718 tests)2003: 80.9% pass (1,074 tests)2004: 80.4% pass (1,554 tests)2005: 81.5% pass (1,992 tests)2006: 80.9% pass (1,597 tests)2007: 87.8% pass (255 tests)2008: 88.9% pass (54 tests)199920042008
RegisteredTestsFirst-time passvs model (80.6%)
1999 111 73.0% -7.6 pp
2000 164 73.8% -6.8 pp
2001 492 77.4% -3.2 pp
2002 718 78.4% -2.2 pp
2003 1,074 80.9% +0.3 pp
2004 1,554 80.4% -0.2 pp
2005 1,992 81.5% +0.9 pp
2006 1,597 80.9% +0.3 pp
2007 255 87.8% +7.2 pp
2008 54 88.9% +8.3 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 · 2006–2025
73%82%92%2006: 84.0% pass (275 tests)2007: 83.1% pass (366 tests)2008: 80.1% pass (552 tests)2009: 76.9% pass (739 tests)2010: 79.7% pass (711 tests)2011: 78.0% pass (649 tests)2012: 76.2% pass (571 tests)2013: 82.6% pass (522 tests)2014: 80.0% pass (464 tests)2015: 78.5% pass (466 tests)2016: 82.6% pass (408 tests)2017: 83.2% pass (394 tests)2018: 83.5% pass (273 tests)2019: 82.2% pass (253 tests)2020: 83.6% pass (219 tests)2021: 79.5% pass (288 tests)2022: 79.6% pass (304 tests)2023: 83.8% pass (266 tests)2024: 88.6% pass (185 tests)2025: 82.5% pass (183 tests)20062025

Questions

Which 640 LC4-E years have the lowest MOT pass rate?
1999, 2000, 2001, 2002 registered examples pass first time less often than the KTM 640 LC4-E overall (80.6%); the 1999 cohort is lowest at 73.0% from 111 tests.
Which 640 LC4-E year has the highest MOT pass rate?
2008, at 88.9% of 54 first tests (2005–2025). Years more than two points above the model average: 2007, 2008.
How much does the 640 LC4-E pass rate vary by year?
15.9 percentage points between the highest (2008, 88.9%) and lowest (1999, 73.0%) 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: KTM 640 LC4-E reliability, failures and mileage · ranked #3459 of 5428 models· other KTM models: 950, 125, 450 Exc, 250 Exc, Super Duke 990, 1290