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 Triumph Street Triple Rs Petrol 765cc has had 4 MOT tests on record, passing every one. It has 4,631 miles on the clock, averaging 280 miles per year, well below the UK average of 7,400.
MOT & Mileage History for GU21 ACX
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 | 4,631 miles |
| Reading date | |
| Miles last year | 668 |
| Average per year | 280 |
| Mileage consistency | Variable |
Check GU21 ACX
- 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
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Vehicle Details
| Registration | GU21 ACX |
| Make | Triumph |
| Model | Street Triple Rs |
| Colour | Silver |
| Fuel type | Petrol |
| Engine | 765cc |
| Year | 2021 |
| First registered | |
| Area code | GU — Brighton, Garden of England |
| Age identifier | 21 — March 2021 to August 2021 |
More GU21 A plates
Browse all GU21 A registrations from Brighton.
About GU21 ACX
What car is GU21 ACX?
GU21 ACX is a silver Triumph Street Triple Rs, petrol (765cc). First registered in Brighton in 2021.
What is the mileage of GU21 ACX?
The last recorded mileage for GU21 ACX was 4,631 miles, recorded on 3 Jul 2026 during its most recent MOT test.
Has GU21 ACX passed its MOT?
GU21 ACX has had 4 MOT tests with an 100% pass rate (4 passes, 0 failures). It last passed on 3 Jul 2026.
Is GU21 ACX ULEZ compliant?
Based on its fuel type and registration year, GU21 ACX 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 GU21 ACX?
GU21 ACX is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.