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 Audi A3 S Line Ed 1 35 Tfsi Mhev Sa Petrol 1498cc has had 4 MOT tests on record, passing 3 and failing once (75% pass rate). It has 51,028 miles on the clock, averaging 7,065 miles per year, below the UK average of 7,400.
MOT & Mileage History for KR21 TDU
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
Below average| Latest reading | 51,028 miles |
| Reading date | |
| Miles last year | 11 |
| Average per year | 7,065 |
| Mileage consistency | Consistent |
Check KR21 TDU
- 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
Common faults, what to check, and what to pay
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Vehicle Details
| Registration | KR21 TDU |
| Make | Audi |
| Model | A3 S Line Ed 1 35 Tfsi Mhev Sa |
| Colour | Blue |
| Fuel type | Petrol |
| Engine | 1498cc |
| Year | 2021 |
| First registered | |
| Area code | KR — Luton, Luton and Northampton |
| Age identifier | 21 — March 2021 to August 2021 |
More KR21 T plates
Browse all KR21 T registrations from Luton.
About KR21 TDU
What car is KR21 TDU?
KR21 TDU is a blue Audi A3 S Line Ed 1 35 Tfsi Mhev Sa, petrol (1498cc). First registered in Luton in 2021.
What is the mileage of KR21 TDU?
The last recorded mileage for KR21 TDU was 51,028 miles, recorded on 22 Apr 2026 during its most recent MOT test.
Has KR21 TDU passed its MOT?
KR21 TDU has had 4 MOT tests with a 75% pass rate (3 passes, 1 failure). It last passed on 22 Apr 2026.
Is KR21 TDU ULEZ compliant?
Based on its fuel type and registration year, KR21 TDU 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 KR21 TDU?
KR21 TDU is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.