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 2021 Seat Arona Xcellence Ecotsi S-A Petrol 999cc has had 5 MOT tests on record, passing 4 and failing once (80% pass rate). It has 40,761 miles on the clock, averaging 3,691 miles per year, well below the UK average of 7,400.
MOT & Mileage History for YT21 KNK
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failure recorded
Average miles/year
Gaps in MOT history
Mileage Analysis
Low mileage| Latest reading | 40,761 miles |
| Reading date | |
| Average per year | 3,691 |
| Mileage consistency | Variable |
Check YT21 KNK
- Write-off & insurance claims Experian
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- Plate & colour change history
- Franchised dealer records
- Independent garage visits
- Service interval analysis
- Warranty work logged
Full MOT Test History 5 tests on record
Explore more about the Seat Arona Xcellence Ecotsi S-A
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Vehicle Details
| Registration | YT21 KNK |
| Make | Seat |
| Model | Arona Xcellence Ecotsi S-A |
| Colour | Red |
| Fuel type | Petrol |
| Engine | 999cc |
| Year | 2021 |
| First registered | |
| Area code | YT — Sheffield, Yorkshire |
| Age identifier | 21 — March 2021 to August 2021 |
More YT21 K plates
Browse all YT21 K registrations from Sheffield.
About YT21 KNK
What car is YT21 KNK?
YT21 KNK is a red Seat Arona Xcellence Ecotsi S-A, petrol (999cc). First registered in Sheffield in 2021.
What is the mileage of YT21 KNK?
The last recorded mileage for YT21 KNK was 40,761 miles, recorded on 22 Apr 2026 during its most recent MOT test.
Has YT21 KNK passed its MOT?
YT21 KNK has had 5 MOT tests with an 80% pass rate (4 passes, 1 failure). It last passed on 22 Apr 2026.
Is YT21 KNK ULEZ compliant?
Based on its fuel type and registration year, YT21 KNK is likely ULEZ compliant. Petrol post-2005 (Euro 4). This is an estimate based on typical emission standards — confirm with TfL's ULEZ checker for a definitive answer.
How old is YT21 KNK?
YT21 KNK is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.