BIKERELIABILITY Reg check
League table/ SUZUKI/ DL/By year
Registration-year report · 2005–2025

Data as of: DVSA MOT results to 2025

Suzuki DL: MOT pass rate by registration year

Which DL years pass first time, and which fall short of the model's 91.7% average, from 11,961 DVSA tests.

2017
highest-passing year · 97.3%
2008
lowest-passing year · 85.5%
11.8pp
spread across 8 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: 2017 (97.3% of 74 tests). Lowest: 2008 (85.5% of 69). Years more than two points below the model average: 2008, 2013.

83%91%100%2007: 90.4% pass (73 tests)2008: 85.5% pass (69 tests)2009: 94.0% pass (67 tests)2013: 89.1% pass (257 tests)2014: 92.1% pass (4,423 tests)2015: 91.2% pass (3,924 tests)2016: 92.1% pass (2,886 tests)2017: 97.3% pass (74 tests)200720142017
RegisteredTestsFirst-time passvs model (91.7%)
2007 73 90.4% -1.3 pp
2008 69 85.5% -6.2 pp
2009 67 94.0% +2.3 pp
2013 257 89.1% -2.6 pp
2014 4,423 92.1% +0.4 pp
2015 3,924 91.2% -0.5 pp
2016 2,886 92.1% +0.4 pp
2017 74 97.3% +5.6 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 · 2016–2025
88%91%94%2016: 91.4% pass (35 tests)2017: 93.3% pass (759 tests)2018: 93.2% pass (1,044 tests)2019: 92.7% pass (1,446 tests)2020: 92.5% pass (1,342 tests)2021: 92.7% pass (1,624 tests)2022: 92.1% pass (1,597 tests)2023: 89.6% pass (1,544 tests)2024: 89.0% pass (1,209 tests)2025: 91.1% pass (1,229 tests)20162025

Questions

Which DL years have the lowest MOT pass rate?
2008, 2013 registered examples pass first time less often than the Suzuki DL overall (91.7%); the 2008 cohort is lowest at 85.5% from 69 tests.
Which DL year has the highest MOT pass rate?
2017, at 97.3% of 74 first tests (2005–2025). Years more than two points above the model average: 2009, 2017.
How much does the DL pass rate vary by year?
11.8 percentage points between the highest (2017, 97.3%) and lowest (2008, 85.5%) 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 DL reliability, failures and mileage · ranked #524 of 5428 models· other Suzuki models: GSXR600, GSF600, GSXR750, GSF1200, GSXR1000, SV650S