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 Yamaha Mt 125 (Mtn 125-A) Petrol 124cc has had 2 MOT tests on record, passing every one. It has 10,850 miles on the clock, averaging 2,944 miles per year, well below the UK average of 7,400.
MOT & Mileage History for ST21 XXK
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
Low mileage| Latest reading | 10,850 miles |
| Reading date | |
| Miles last year | 2,701 |
| Average per year | 2,944 |
| Mileage consistency | Consistent |
Check ST21 XXK
- 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 2 tests on record
Explore more about the Yamaha Mt 125 (Mtn 125-A)
Thinking about buying this car? These resources will help you make an informed decision.
Vehicle Details
| Registration | ST21 XXK |
| Make | Yamaha |
| Model | Mt 125 (Mtn 125-A) |
| Colour | Grey |
| Fuel type | Petrol |
| Engine | 124cc |
| Year | 2021 |
| First registered | |
| Area code | ST — Dundee, Scotland |
| Age identifier | 21 — March 2021 to August 2021 |
More ST21 X plates
Browse all ST21 X registrations from Dundee.
About ST21 XXK
What car is ST21 XXK?
ST21 XXK is an grey Yamaha Mt 125 (Mtn 125-A), petrol (124cc). First registered in Dundee in 2021.
What is the mileage of ST21 XXK?
The last recorded mileage for ST21 XXK was 10,850 miles, recorded on 24 Jul 2025 during its most recent MOT test.
Has ST21 XXK passed its MOT?
ST21 XXK has had 2 MOT tests with an 100% pass rate (2 passes, 0 failures). It last passed on 24 Jul 2025.
Is ST21 XXK ULEZ compliant?
Based on its fuel type and registration year, ST21 XXK 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 ST21 XXK?
ST21 XXK is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.