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 2007 Seat Leon Diesel 1968cc has had 11 MOT tests on record, passing 8 and failing 3 (73% pass rate). It has 139,851 miles on the clock, averaging 10,123 miles per year, above the UK average of 7,400.
MOT & Mileage History for KC57 XET
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 | 139,851 miles |
| Reading date | |
| Miles last year | 3 |
| Average per year | 10,123 |
| Mileage consistency | Variable |
Check KC57 XET
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- Independent garage visits
- Service interval analysis
- Warranty work logged
Full MOT Test History 11 tests on record
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Vehicle Details
| Registration | KC57 XET |
| Make | Seat |
| Model | Leon |
| Colour | Blue |
| Fuel type | Diesel |
| Engine | 1968cc |
| Year | 2007 |
| First registered | |
| Area code | KC — Northampton, Luton and Northampton |
| Age identifier | 57 — September 2007 to February 2008 |
More KC57 X plates
Browse all KC57 X registrations from Northampton.
About KC57 XET
What car is KC57 XET?
KC57 XET is a blue Seat Leon, diesel (1968cc). First registered in Northampton in 2007.
What is the mileage of KC57 XET?
The last recorded mileage for KC57 XET was 139,851 miles, recorded on 15 Jan 2019 during its most recent MOT test.
Has KC57 XET passed its MOT?
KC57 XET has had 11 MOT tests with a 73% pass rate (8 passes, 3 failures). It last passed on 15 Jan 2019.
Is KC57 XET ULEZ compliant?
Based on its fuel type and registration year, KC57 XET is likely not ULEZ compliant. As a diesel vehicle registered in 2007, it typically does not meet the Euro 6 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is KC57 XET?
KC57 XET is approximately 19 years old. Age identifier 57 means registered between 1 September 2007 and 28 February 2008.