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 Petrol 999cc has had 4 MOT tests on record, passing 3 and failing once (75% pass rate). It has 62,238 miles on the clock, averaging 11,964 miles per year, above the UK average of 7,400.
MOT & Mileage History for DE21 UYX
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
Above average| Latest reading | 62,238 miles |
| Reading date | |
| Miles last year | 11,694 |
| Average per year | 11,964 |
| Mileage consistency | Consistent |
Check DE21 UYX
- 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 4 tests on record
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Vehicle Details
| Registration | DE21 UYX |
| Make | Seat |
| Model | Arona |
| Colour | Red |
| Fuel type | Petrol |
| Engine | 999cc |
| Year | 2021 |
| First registered | |
| Area code | DE — Chester, Deeside to Shrewsbury |
| Age identifier | 21 — March 2021 to August 2021 |
More DE21 U plates
Browse all DE21 U registrations from Chester.
About DE21 UYX
What car is DE21 UYX?
DE21 UYX is a red Seat Arona, petrol (999cc). First registered in Chester in 2021.
What is the mileage of DE21 UYX?
The last recorded mileage for DE21 UYX was 62,238 miles, recorded on 9 Feb 2026 during its most recent MOT test.
Has DE21 UYX passed its MOT?
DE21 UYX has had 4 MOT tests with a 75% pass rate (3 passes, 1 failure). It last passed on 9 Feb 2026.
Is DE21 UYX ULEZ compliant?
Based on its fuel type and registration year, DE21 UYX 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 DE21 UYX?
DE21 UYX is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.