Yamaha XT660
Real ownership data from 3,132 UK XT660 motorcycles — mileage, MOT pass rates and the faults that actually come up, taken from DVSA test records rather than opinion.
Most common XT660 problems
Ranked by how often each fault appears in this model's MOT history.
| Fault | Severity | Share of faults |
|---|---|---|
| Lights and indicators | fail | 3.7% |
| Tyres | dangerous | 3.1% |
| Brakes | major | 2.7% |
| Chain and sprockets | major | 2.6% |
| Brake discs and pads | dangerous | 2.1% |
| Other | major | 2.1% |
| Suspension | major | 1.2% |
| Steering and head bearings | fail | 0.9% |
Advisories (wear noted but not failed) are excluded above; the most common is wheels.
XT660 mileage and reliability by year
Use this to judge whether a specific bike is high or low mileage for its age.
| Year | Examples | Median mileage | Miles/year | First-time pass |
|---|---|---|---|---|
| 2014 | 11 | 9,851 mi | 1,140 | 85.19% |
| 2013 | 86 | 11,710 mi | 936 | 91.49% |
| 2012 | 98 | 14,555 mi | 1,037 | 87.2% |
| 2011 | 155 | 13,117 mi | 1,030 | 89.5% |
| 2010 | 164 | 15,656 mi | 1,236 | 86.41% |
| 2009 | 427 | 16,609 mi | 1,180 | 86.62% |
| 2008 | 350 | 17,548 mi | 1,119 | 86.27% |
| 2007 | 508 | 14,954 mi | 954 | 86.82% |
| 2006 | 394 | 15,677 mi | 1,002 | 84.53% |
| 2005 | 502 | 16,956 mi | 1,072 | 83.14% |
| 2004 | 368 | 18,924 mi | 1,338 | 82.81% |
| 2003 | 6 | 16,990 mi | 2,048 | 88.89% |
| 2001 | 10 | 26,436 mi | 1,083 | 82.14% |
| 1995 | 5 | 32,767 mi | 1,128 | 85.29% |
| 1993 | 6 | 22,141 mi | 324 | 87.76% |
| 1992 | 8 | 35,288 mi | 260 | 83.72% |
| 1991 | 8 | 31,716 mi | 1,386 | 87.5% |
XT660 questions, answered with data
What are the most common problems with the Yamaha XT660?
Across 3,132 UK examples, the most frequently recorded MOT faults are lights and indicators (3.7% of all recorded faults), tyres (3.1% of all recorded faults), brakes (2.7% of all recorded faults).
What is average mileage for a Yamaha XT660?
The median Yamaha XT660 in the UK has covered 16,198 miles, and typically rides about 1,102 miles a year. Half of all examples fall between 9,162 and 26,340 miles.
Is the Yamaha XT660 reliable?
85.47% of Yamaha XT660 MOT tests are passed first time, with an average of 0.76 faults recorded per test. This is measured from DVSA MOT records, not owner opinion.
Based on DVSA MOT test records for 3,132 Yamaha XT660 motorcycles registered in Great Britain and Northern Ireland. Contains public sector information licensed under the Open Government Licence v3.0.