Harley-Davidson Dyna Fat Bob
Real ownership data from 904 UK Dyna Fat Bob motorcycles — mileage, MOT pass rates and the faults that actually come up, taken from DVSA test records rather than opinion.
Most common Dyna Fat Bob problems
Ranked by how often each fault appears in this model's MOT history.
| Fault | Severity | Share of faults |
|---|---|---|
| Brakes | fail | 20.8% |
| Lights and indicators | fail | 18.6% |
| Brake discs and pads | dangerous | 8.6% |
| Tyres | fail | 4.8% |
| Exhaust and emissions | major | 4.8% |
| Steering and head bearings | dangerous | 4.8% |
| Suspension | dangerous | 3.7% |
| Electrical | major | 3.3% |
Advisories (wear noted but not failed) are excluded above; the most common is exhaust and emissions.
Dyna Fat Bob 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 | |
|---|---|---|---|---|
| 2017 | 5 | 15,468 mi | 794 | 94.12% |
| 2014 | 12 | 11,264 mi | 863 | 89.33% |
| 2013 | 10 | 23,944 mi | 1,479 | 80.85% |
| 2012 | 46 | 17,708 mi | 1,080 | 88.09% |
| 2011 | 123 | 17,895 mi | 1,078 | 86.78% |
| 2010 | 177 | 16,229 mi | 878 | 88.08% |
| 2009 | 223 | 15,595 mi | 896 | 89.18% |
| 2008 | 252 | 17,291 mi | 1,016 | 88.97% |
| 2007 | 48 | 17,243 mi | 1,032 | 87.68% |
Dyna Fat Bob questions, answered with data
What are the most common problems with the Harley-Davidson Dyna Fat Bob?
Across 904 UK examples, the most frequently recorded MOT faults are brakes (20.8% of all recorded faults), lights and indicators (18.6% of all recorded faults), brake discs and pads (8.6% of all recorded faults).
What is average mileage for a Harley-Davidson Dyna Fat Bob?
The median Harley-Davidson Dyna Fat Bob in the UK has covered 16,664 miles, and typically rides about 958 miles a year. Half of all examples fall between 9,904 and 25,398 miles.
Is the Harley-Davidson Dyna Fat Bob reliable?
88.43% of Harley-Davidson Dyna Fat Bob MOT tests are passed first time, with an average of 0.05 faults recorded per test. This is measured from DVSA MOT records, not owner opinion.
Based on DVSA MOT test records for 904 Harley-Davidson Dyna Fat Bob motorcycles registered in Great Britain and Northern Ireland. Contains public sector information licensed under the Open Government Licence v3.0.