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.
MOT & Mileage History for YL21 BYU
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 | 15,788 miles |
| Reading date | |
| Miles last year | 3,238 |
| Average per year | 3,028 |
| Mileage consistency | Consistent |
Check YL21 BYU
- Write-off & insurance claims Experian
- Outstanding finance check Experian
- Stolen vehicle check Experian
- Ownership changes Experian
- Mileage discrepancy alerts
- Plate & colour change history
- Franchised dealer records
- Independent garage visits
- Service interval analysis
- Warranty work logged
Full MOT Test History 3 tests on record
Explore more about the Seat Leon Se Dynamic Tsi Evo
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Vehicle Details
| Registration | YL21 BYU |
| Make | Seat |
| Model | Leon Se Dynamic Tsi Evo |
| Colour | Grey |
| Fuel type | Petrol |
| Engine | 999cc |
| Year | 2021 |
| First registered | |
| Area code | YL — Sheffield, Yorkshire |
| Age identifier | 21 — March 2021 to August 2021 |
More YL21 B plates
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About YL21 BYU
What car is YL21 BYU?
YL21 BYU is a grey Seat Leon Se Dynamic Tsi Evo, petrol (999cc). First registered in Sheffield in 2021.
What is the mileage of YL21 BYU?
The last recorded mileage for YL21 BYU was 15,788 miles, recorded on 17 Jun 2026 during its most recent MOT test.
Has YL21 BYU passed its MOT?
YL21 BYU has had 3 MOT tests with an 100% pass rate (3 passes, 0 failures). It last passed on 17 Jun 2026.
Is YL21 BYU ULEZ compliant?
Based on its fuel type and registration year, YL21 BYU 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 YL21 BYU?
YL21 BYU is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.