Triumph Legend TT: MOT pass rate by registration year

Which Legend TT years pass first time, and which fall short of the model's 85.2% average, from 515 DVSA tests.

2000

highest-passing year · 90.4%

1999

lowest-passing year · 80.8%

9.6pp

spread across 3 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: 2000 (90.4% of 135 tests). Lowest: 1999 (80.8% of 193). Years more than two points below the model average: 1999.

Registered	Tests	First-time pass	vs model (85.2%)
1998	154	85.1%	-0.1 pp
1999	193	80.8%	-4.4 pp
2000	135	90.4%	+5.2 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 · 2006–2010

Questions

Which Legend TT years have the lowest MOT pass rate?: 1999 registered examples pass first time less often than the Triumph Legend TT overall (85.2%); the 1999 cohort is lowest at 80.8% from 193 tests.
Which Legend TT year has the highest MOT pass rate?: 2000, at 90.4% of 135 first tests (2005–2025).
How much does the Legend TT pass rate vary by year?: 9.6 percentage points between the highest (2000, 90.4%) and lowest (1999, 80.8%) 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: Triumph Legend TT reliability, failures and mileage · ranked #2445 of 5428 models· other Triumph models: Bonneville, Tiger, Sprint, Daytona, Speed Triple, Thunderbird