BMW K1100RS: MOT pass rate by registration year

Which K1100RS years pass first time, and which fall short of the model's 83.4% average, from 3,133 DVSA tests.

1993

highest-passing year · 85.7%

1996

lowest-passing year · 81.5%

4.2pp

spread across 5 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: 1993 (85.7% of 904 tests). Lowest: 1996 (81.5% of 471).

Registered	Tests	First-time pass	vs model (83.4%)
1993	904	85.7%	+2.3 pp
1994	662	82.8%	-0.6 pp
1995	734	82.2%	-1.2 pp
1996	471	81.5%	-1.9 pp
1997	263	82.9%	-0.5 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 · 2005–2017

Questions

Which K1100RS years have the lowest MOT pass rate?: none: no registration year of the BMW K1100RS falls more than two points under the model's 83.4% overall pass rate.
Which K1100RS year has the highest MOT pass rate?: 1993, at 85.7% of 904 first tests (2005–2025).
How much does the K1100RS pass rate vary by year?: 4.2 percentage points between the highest (1993, 85.7%) and lowest (1996, 81.5%) 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: BMW K1100RS reliability, failures and mileage · ranked #2868 of 5428 models· other BMW models: R1200, R1150, S1000, F800, K Series, K1200