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 2012 Seat Leon Diesel 1598cc has had 16 MOT tests on record, passing 13 and failing 3 (81% pass rate). It has 123,000 miles on the clock, averaging 10,210 miles per year, above the UK average of 7,400.
MOT & Mileage History for SL12 GKO
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failures recorded
Average miles/year
Gap in MOT history
Mileage Analysis
Above average| Latest reading | 123,000 miles |
| Reading date | |
| Miles last year | 4,501 |
| Average per year | 10,210 |
| Mileage consistency | Variable |
Check SL12 GKO
- Write-off & insurance claims Experian
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- Plate & colour change history
- Franchised dealer records
- Independent garage visits
- Service interval analysis
- Warranty work logged
Full MOT Test History 16 tests on record
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Vehicle Details
| Registration | SL12 GKO |
| Make | Seat |
| Model | Leon |
| Colour | Black |
| Fuel type | Diesel |
| Engine | 1598cc |
| Year | 2012 |
| First registered | |
| Area code | SL — Edinburgh, Scotland |
| Age identifier | 12 — March 2012 to August 2012 |
More SL12 G plates
Browse all SL12 G registrations from Edinburgh.
About SL12 GKO
What car is SL12 GKO?
SL12 GKO is an black Seat Leon, diesel (1598cc). First registered in Edinburgh in 2012.
What is the mileage of SL12 GKO?
The last recorded mileage for SL12 GKO was 123,000 miles, recorded on 19 Apr 2025 during its most recent MOT test.
Has SL12 GKO passed its MOT?
SL12 GKO has had 16 MOT tests with an 81% pass rate (13 passes, 3 failures). It last passed on 19 Apr 2025.
Is SL12 GKO ULEZ compliant?
Based on its fuel type and registration year, SL12 GKO is likely not ULEZ compliant. As a diesel vehicle registered in 2012, it typically does not meet the Euro 6 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is SL12 GKO?
SL12 GKO is approximately 14 years old. Age identifier 12 means registered between 1 March 2012 and 31 August 2012.