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 DE21 OSO
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
Above average| Latest reading | 39,952 miles |
| Reading date | |
| Miles last year | 3 |
| Average per year | 11,567 |
| Mileage consistency | Consistent |
Check DE21 OSO
- 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 5 tests on record
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Vehicle Details
| Registration | DE21 OSO |
| Make | Seat |
| Model | Arona |
| Colour | Black |
| Fuel type | Petrol |
| Engine | 1498cc |
| Year | 2021 |
| First registered | |
| Area code | DE — Chester, Deeside to Shrewsbury |
| Age identifier | 21 — March 2021 to August 2021 |
More DE21 O plates
Browse all DE21 O registrations from Chester.
About DE21 OSO
What car is DE21 OSO?
DE21 OSO is a black Seat Arona, petrol (1498cc). First registered in Chester in 2021.
What is the mileage of DE21 OSO?
The last recorded mileage for DE21 OSO was 39,952 miles, recorded on 12 Feb 2026 during its most recent MOT test.
Has DE21 OSO passed its MOT?
DE21 OSO has had 5 MOT tests with a 60% pass rate (3 passes, 2 failures). It last passed on 12 Feb 2026.
Is DE21 OSO ULEZ compliant?
Based on its fuel type and registration year, DE21 OSO 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 OSO?
DE21 OSO is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.