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 Stx Master Horse Box Diesel 2299cc has had 2 MOT tests on record, passing every one. It has 20,429 miles on the clock, averaging 4,502 miles per year, well below the UK average of 7,400.
MOT & Mileage History for NK21 GDX
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 | 20,429 miles |
| Reading date | |
| Miles last year | 4,153 |
| Average per year | 4,502 |
| Mileage consistency | Consistent |
Check NK21 GDX
- 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 Stx Master Horse Box
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Vehicle Details
| Registration | NK21 GDX |
| Make | Stx Master Horse Box |
| Colour | Grey |
| Fuel type | Diesel |
| Engine | 2299cc |
| Year | 2021 |
| First registered | |
| Area code | NK — Newcastle, North |
| Age identifier | 21 — March 2021 to August 2021 |
More NK21 G plates
Browse all NK21 G registrations from Newcastle.
About NK21 GDX
What car is NK21 GDX?
NK21 GDX is an grey Stx Master Horse Box , diesel (2299cc). First registered in Newcastle in 2021.
What is the mileage of NK21 GDX?
The last recorded mileage for NK21 GDX was 20,429 miles, recorded on 23 Sep 2025 during its most recent MOT test.
Has NK21 GDX passed its MOT?
NK21 GDX has had 2 MOT tests with an 100% pass rate (2 passes, 0 failures). It last passed on 23 Sep 2025.
Is NK21 GDX ULEZ compliant?
Based on its fuel type and registration year, NK21 GDX 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 NK21 GDX?
NK21 GDX is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.