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 Fr Red Edition Ecotsi Petrol 999cc has had 4 MOT tests on record, passing 3 and failing once (75% pass rate). It has 29,150 miles on the clock, averaging 4,853 miles per year, well below the UK average of 7,400.
MOT & Mileage History for ST21 XTJ
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 | 29,150 miles |
| Reading date | |
| Miles last year | 4,155 |
| Average per year | 4,853 |
| Mileage consistency | Consistent |
Check ST21 XTJ
- 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
Explore more about the Seat Arona Fr Red Edition Ecotsi
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Vehicle Details
| Registration | ST21 XTJ |
| Make | Seat |
| Model | Arona Fr Red Edition Ecotsi |
| Colour | Black |
| Fuel type | Petrol |
| Engine | 999cc |
| Year | 2021 |
| First registered | |
| Area code | ST — Dundee, Scotland |
| Age identifier | 21 — March 2021 to August 2021 |
More ST21 X plates
Browse all ST21 X registrations from Dundee.
About ST21 XTJ
What car is ST21 XTJ?
ST21 XTJ is an black Seat Arona Fr Red Edition Ecotsi, petrol (999cc). First registered in Dundee in 2021.
What is the mileage of ST21 XTJ?
The last recorded mileage for ST21 XTJ was 29,150 miles, recorded on 15 Jun 2026 during its most recent MOT test.
Has ST21 XTJ passed its MOT?
ST21 XTJ has had 4 MOT tests with a 75% pass rate (3 passes, 1 failure). It last passed on 15 Jun 2026.
Is ST21 XTJ ULEZ compliant?
Based on its fuel type and registration year, ST21 XTJ 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 ST21 XTJ?
ST21 XTJ is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.