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 Vauxhall Astra Sri Nav Turbo D Diesel 1496cc has had 3 MOT tests on record, passing every one. It has 23,866 miles on the clock, averaging 8,937 miles per year, around the UK average of 7,400.
MOT & Mileage History for SG21 XDT
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
About average| Latest reading | 23,866 miles |
| Reading date | |
| Miles last year | 12,510 |
| Average per year | 8,937 |
| Mileage consistency | Variable |
Check SG21 XDT
- Write-off & insurance claims Experian
- Outstanding finance check Experian
- Stolen vehicle check 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 3 tests on record
Common faults, what to check, and what to pay
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Vehicle Details
| Registration | SG21 XDT |
| Make | Vauxhall |
| Model | Astra Sri Nav Turbo D |
| Colour | Silver |
| Fuel type | Diesel |
| Engine | 1496cc |
| Year | 2021 |
| First registered | |
| Area code | SG — Glasgow, Scotland |
| Age identifier | 21 — March 2021 to August 2021 |
More SG21 X plates
Browse all SG21 X registrations from Glasgow.
About SG21 XDT
What car is SG21 XDT?
SG21 XDT is an silver Vauxhall Astra Sri Nav Turbo D, diesel (1496cc). First registered in Glasgow in 2021.
What is the mileage of SG21 XDT?
The last recorded mileage for SG21 XDT was 23,866 miles, recorded on 5 Sep 2025 during its most recent MOT test.
Has SG21 XDT passed its MOT?
SG21 XDT has had 3 MOT tests with an 100% pass rate (3 passes, 0 failures). It last passed on 5 Sep 2025.
Is SG21 XDT ULEZ compliant?
Based on its fuel type and registration year, SG21 XDT is likely ULEZ compliant. Diesel post-2015 (Euro 6). This is an estimate based on typical emission standards — confirm with TfL's ULEZ checker for a definitive answer.
How old is SG21 XDT?
SG21 XDT is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.