DVLA verified
Tax valid

1977 TRIUMPH BONNEVILLE0.7L PETROL

UDB 146S

Vehicle Insight Summary

TRIUMPH BONNEVILLE (1977, PETROL, 744cc) — mileage recorded at 1,927. MOT status: not recorded. Road tax: paid. Check full history before buying.

MOT
Expired
Expires 08/05/2023
Tax
Taxed
Expires 01/04/2027
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£8.99
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Fuel
PETROL
Year
1977
Engine
744cc
Expert AI · Mechanic's Insight
The vehicle presents a stable roadworthiness status with a clean record as of the most recent inspection. The latest MOT conducted on 10 May 2022 at 1,927 miles passed with no defects recorded, indicating that the mechanical and safety concerns identified in previous years have been addressed. This progression suggests the motorcycle has been maintained to a high standard during its recent operational life despite its age. The mileage pattern is exceptionally low for a 49-year-old machine, averaging approximately 39 miles per year. There is a significant nine-year gap between the July 2013 test at 1,862 miles and the May 2022 test, where it only covered an additional 65 miles. This minimal usage suggests the bike spends long periods in storage rather than being subjected to regular commuting. While low mileage reduces wear on the drivetrain and engine, it often leads to the degradation of rubber-based components and fluids which do not reflect on mileage alone. A buyer must prioritize a physical inspection of the rubber components and structural integrity due to the age. The 2013 test at 1,862 miles flagged deterioration across all four rear suspension bushes, and while these were not excessive at the time, rubber is prone to drying and cracking over decades of inactivity. The 2010 failure noted a cracked front tyre sidewall and a distorted bead rim, highlighting the risk of age-related failure regardless of tread depth. Check the exhaust mountings and wiring loom for corrosion and ensure that the 2010 electrical faults, such as the rear position lamp, have not returned due to corrosion or perished insulation.

AI insights are experimental and can be incorrect. All claims should be manually verified.

Free vehicle health score

65
/ 100 · Average

Public record health check: Average.

Based on free DVLA & DVSA signals. Premium checks for stolen/finance/write-off history are locked below.

✗ MOT Expired or Failed
✓ Taxed
✓ Exceptional MOT pass rate (100%)
! Older vehicle
A score of 65 doesn't mean it's safe to buy. Private markers don't appear in public data.
Verified Experian Data

Full History Report

Official provenance and safety check for UDB146S

Data provided by Experian
Stolen
Locked
Finance
Locked
Write-off
Locked
Salvage
Locked
Imported
Locked
Exported
Locked
Scrapped
Locked
Destruction
Locked
V5C Logbook
Locked
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Technical Specifications

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Full MOT History

Live data last synced with DVSA: 28 Jun 2026, 03:24
Expert AI · Mechanic's Insight
The vehicle presents a stable roadworthiness status with a clean record as of the most recent inspection. The latest MOT conducted on 10 May 2022 at 1,927 miles passed with no defects recorded, indicating that the mechanical and safety concerns identified in previous years have been addressed. This progression suggests the motorcycle has been maintained to a high standard during its recent operational life despite its age. The mileage pattern is exceptionally low for a 49-year-old machine, averaging approximately 39 miles per year. There is a significant nine-year gap between the July 2013 test at 1,862 miles and the May 2022 test, where it only covered an additional 65 miles. This minimal usage suggests the bike spends long periods in storage rather than being subjected to regular commuting. While low mileage reduces wear on the drivetrain and engine, it often leads to the degradation of rubber-based components and fluids which do not reflect on mileage alone. A buyer must prioritize a physical inspection of the rubber components and structural integrity due to the age. The 2013 test at 1,862 miles flagged deterioration across all four rear suspension bushes, and while these were not excessive at the time, rubber is prone to drying and cracking over decades of inactivity. The 2010 failure noted a cracked front tyre sidewall and a distorted bead rim, highlighting the risk of age-related failure regardless of tread depth. Check the exhaust mountings and wiring loom for corrosion and ensure that the 2010 electrical faults, such as the rear position lamp, have not returned due to corrosion or perished insulation.

AI insights are experimental and can be incorrect. All claims should be manually verified.

AI Analysis · MOT Narrative

This 1977 Triumph Bonneville (UDB 146S) has a recorded MOT history spanning from May 2022 to May 2022, with 1 MOT test on record.

The vehicle has achieved an overall 100% pass rate, with 1 pass and 0 failures recorded. This is a strong MOT track record, suggesting the vehicle has been well-maintained.

AI insights are experimental and can be incorrect. All claims should be manually verified.

PASS
FAIL
ADVISORY

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