Vehicle summary
ULEZ status is estimated based on fuel type and registration year. It may not reflect the actual emission standard of this vehicle. Check with TfL for a definitive answer.
At a glance
This 2001 Yamaha Yn50 Petrol 49cc has had 10 MOT tests on record, passing 4 and failing 6 (40% pass rate). It has 14,695 miles on the clock, averaging 3,066 miles per year, well below the UK average of 7,400.
MOT & Mileage History for NX51 SKN
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failures recorded
Average miles/year
Gaps in MOT history
Mileage Analysis
Low mileage| Latest reading | 14,695 miles |
| Reading date | |
| Average per year | 3,066 |
| Mileage consistency | Consistent |
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Full MOT Test History 10 tests on record
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Vehicle Details
| Registration | NX51 SKN |
| Make | Yamaha |
| Model | Yn50 |
| Colour | Red |
| Fuel type | Petrol |
| Engine | 49cc |
| Year | 2001 |
| First registered | |
| Area code | NX — Stockton, North |
| Age identifier | 51 — September 2001 to February 2002 |
More NX51 S plates
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About NX51 SKN
What car is NX51 SKN?
NX51 SKN is an red Yamaha Yn50, petrol (49cc). First registered in Stockton in 2001.
What is the mileage of NX51 SKN?
The last recorded mileage for NX51 SKN was 14,695 miles, recorded on 13 Jan 2010 during its most recent MOT test.
Has NX51 SKN passed its MOT?
NX51 SKN has had 10 MOT tests with a 40% pass rate (4 passes, 6 failures). It last passed on 13 Jan 2010.
Is NX51 SKN ULEZ compliant?
Based on its fuel type and registration year, NX51 SKN is likely not ULEZ compliant. As a petrol vehicle registered in 2001, it typically does not meet the Euro 4 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is NX51 SKN?
NX51 SKN is approximately 25 years old. Age identifier 51 means registered between 1 September 2001 and 28 February 2002.