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 Mazda Cx-30 Gt Sport Mhev Petrol 1998cc has had 3 MOT tests on record, passing every one. It has 28,117 miles on the clock, averaging 5,172 miles per year, below the UK average of 7,400.
MOT & Mileage History for KX21 USM
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
Below average| Latest reading | 28,117 miles |
| Reading date | |
| Miles last year | 5,692 |
| Average per year | 5,172 |
| Mileage consistency | Consistent |
Check KX21 USM
- Write-off & insurance claims Experian
- Outstanding finance check Experian
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- Mileage discrepancy alerts
- Plate & colour change history
- Franchised dealer records
- Independent garage visits
- Service interval analysis
- Warranty work logged
Full MOT Test History 3 tests on record
Explore more about the Mazda Cx-30 Gt Sport Mhev
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Vehicle Details
| Registration | KX21 USM |
| Make | Mazda |
| Model | Cx-30 Gt Sport Mhev |
| Colour | Grey |
| Fuel type | Petrol |
| Engine | 1998cc |
| Year | 2021 |
| First registered | |
| Area code | KX — Luton, Luton and Northampton |
| Age identifier | 21 — March 2021 to August 2021 |
More KX21 U plates
Browse all KX21 U registrations from Luton.
About KX21 USM
What car is KX21 USM?
KX21 USM is a grey Mazda Cx-30 Gt Sport Mhev, petrol (1998cc). First registered in Luton in 2021.
What is the mileage of KX21 USM?
The last recorded mileage for KX21 USM was 28,117 miles, recorded on 17 Mar 2026 during its most recent MOT test.
Has KX21 USM passed its MOT?
KX21 USM has had 3 MOT tests with an 100% pass rate (3 passes, 0 failures). It last passed on 17 Mar 2026.
Is KX21 USM ULEZ compliant?
Based on its fuel type and registration year, KX21 USM 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 KX21 USM?
KX21 USM is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.