Ducati ST4
Real ownership data from 568 UK ST4 motorcycles — mileage, MOT pass rates and the faults that actually come up, taken from DVSA test records rather than opinion.
Most common ST4 problems
Ranked by how often each fault appears in this model's MOT history.
| Fault | Severity | Share of faults |
|---|---|---|
| Lights and indicators | dangerous | 14.4% |
| Steering and head bearings | major | 12.6% |
| Other | fail | 9.5% |
| Suspension | dangerous | 5.2% |
| Tyres | user entered | 4% |
| Brake discs and pads | dangerous | 3.9% |
| Brakes | dangerous | 3.3% |
| Controls and cables | fail | 3.3% |
Advisories (wear noted but not failed) are excluded above; the most common is exhaust and emissions.
ST4 mileage and reliability by year
Use this to judge whether a specific bike is high or low mileage for its age.
| YearYear | MedianMedian mileage | Mi/yrMiles/year | MOT passFirst-time pass | |
|---|---|---|---|---|
| 2004 | 21 | 14,135 mi | 578 | 82.74% |
| 2003 | 34 | 20,663 mi | 1,160 | 82.4% |
| 2002 | 67 | 22,665 mi | 927 | 85.7% |
| 2001 | 122 | 21,722 mi | 860 | 85.22% |
| 2000 | 156 | 20,883 mi | 868 | 85.86% |
| 1999 | 145 | 24,070 mi | 833 | 82.39% |
| 1998 | 15 | 18,513 mi | 1,264 | 83.12% |
ST4 questions, answered with data
What are the most common problems with the Ducati ST4?
Across 568 UK examples, the most frequently recorded MOT faults are lights and indicators (14.4% of all recorded faults), steering and head bearings (12.6% of all recorded faults), other (9.5% of all recorded faults).
What is average mileage for a Ducati ST4?
The median Ducati ST4 in the UK has covered 21,727 miles, and typically rides about 876 miles a year. Half of all examples fall between 13,777 and 30,853 miles.
Is the Ducati ST4 reliable?
84.48% of Ducati ST4 MOT tests are passed first time, with an average of 0.13 faults recorded per test. This is measured from DVSA MOT records, not owner opinion.
Based on DVSA MOT test records for 568 Ducati ST4 motorcycles registered in Great Britain and Northern Ireland. Contains public sector information licensed under the Open Government Licence v3.0.