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 Bonneville Street Twin Petrol 900cc has had 3 MOT tests on record, passing every one. It has 6,142 miles on the clock, averaging 1,167 miles per year, well below the UK average of 7,400.
MOT & Mileage History for LY21 COU
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 | 6,142 miles |
| Reading date | |
| Miles last year | 1,619 |
| Average per year | 1,167 |
| Mileage consistency | Consistent |
Check LY21 COU
- 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 3 tests on record
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Vehicle Details
| Registration | LY21 COU |
| Make | Triumph |
| Model | Bonneville Street Twin |
| Colour | Black |
| Fuel type | Petrol |
| Engine | 900cc |
| Year | 2021 |
| First registered | |
| Area code | LY — Sidcup, London |
| Age identifier | 21 — March 2021 to August 2021 |
More LY21 C plates
Browse all LY21 C registrations from Sidcup.
About LY21 COU
What car is LY21 COU?
LY21 COU is an black Triumph Bonneville Street Twin, petrol (900cc). First registered in Sidcup in 2021.
What is the mileage of LY21 COU?
The last recorded mileage for LY21 COU was 6,142 miles, recorded on 10 Jun 2026 during its most recent MOT test.
Has LY21 COU passed its MOT?
LY21 COU has had 3 MOT tests with an 100% pass rate (3 passes, 0 failures). It last passed on 10 Jun 2026.
Is LY21 COU ULEZ compliant?
Based on its fuel type and registration year, LY21 COU 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 LY21 COU?
LY21 COU is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.