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 Mercedes-Benz A 250 Amg Line Premium + E A Hybrid Electric (Clean) 1332cc has had 4 MOT tests on record, passing 3 and failing once (75% pass rate). It has 48,002 miles on the clock, averaging 11,793 miles per year, above the UK average of 7,400.
MOT & Mileage History for CN21 YSB
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 | 48,002 miles |
| Reading date | |
| Average per year | 11,793 |
| Mileage consistency | Consistent |
Check CN21 YSB
- 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 | CN21 YSB |
| Make | Mercedes-Benz |
| Model | A 250 Amg Line Premium + E A |
| Colour | Grey |
| Fuel type | Hybrid Electric (Clean) |
| Engine | 1332cc |
| Year | 2021 |
| First registered | |
| Area code | CN — Cardiff, Cymru (Wales) |
| Age identifier | 21 — March 2021 to August 2021 |
More CN21 Y plates
Browse all CN21 Y registrations from Cardiff.
About CN21 YSB
What car is CN21 YSB?
CN21 YSB is a grey Mercedes-Benz A 250 Amg Line Premium + E A, hybrid electric (clean) (1332cc). First registered in Cardiff in 2021.
What is the mileage of CN21 YSB?
The last recorded mileage for CN21 YSB was 48,002 miles, recorded on 20 Jan 2026 during its most recent MOT test.
Has CN21 YSB passed its MOT?
CN21 YSB has had 4 MOT tests with a 75% pass rate (3 passes, 1 failure). It last passed on 20 Jan 2026.
Is CN21 YSB ULEZ compliant?
Based on its fuel type and registration year, CN21 YSB is likely ULEZ compliant. Electric — exempt. This is an estimate based on typical emission standards — confirm with TfL's ULEZ checker for a definitive answer.
How old is CN21 YSB?
CN21 YSB is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.