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 Gla 220 Amg Line Prem + D 4m A Diesel 1950cc has had 3 MOT tests on record, passing every one. It has 43,990 miles on the clock, averaging 9,635 miles per year, above the UK average of 7,400.
MOT & Mileage History for KN21 ONB
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 | 43,990 miles |
| Reading date | |
| Miles last year | 9,010 |
| Average per year | 9,635 |
| Mileage consistency | Consistent |
Check KN21 ONB
- 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 3 tests on record
Explore more about the Mercedes-Benz Gla 220 Amg Line Prem + D 4m A
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Vehicle Details
| Registration | KN21 ONB |
| Make | Mercedes-Benz |
| Model | Gla 220 Amg Line Prem + D 4m A |
| Colour | Grey |
| Fuel type | Diesel |
| Engine | 1950cc |
| Year | 2021 |
| First registered | |
| Area code | KN — Luton, Luton and Northampton |
| Age identifier | 21 — March 2021 to August 2021 |
More KN21 O plates
Browse all KN21 O registrations from Luton.
About KN21 ONB
What car is KN21 ONB?
KN21 ONB is a grey Mercedes-Benz Gla 220 Amg Line Prem + D 4m A, diesel (1950cc). First registered in Luton in 2021.
What is the mileage of KN21 ONB?
The last recorded mileage for KN21 ONB was 43,990 miles, recorded on 21 Jan 2026 during its most recent MOT test.
Has KN21 ONB passed its MOT?
KN21 ONB has had 3 MOT tests with an 100% pass rate (3 passes, 0 failures). It last passed on 21 Jan 2026.
Is KN21 ONB ULEZ compliant?
Based on its fuel type and registration year, KN21 ONB 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 KN21 ONB?
KN21 ONB is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.