Yamaha TDM850
Real ownership data from 2,414 UK TDM850 motorcycles — mileage, MOT pass rates and the faults that actually come up, taken from DVSA test records rather than opinion.
Most common TDM850 problems
Ranked by how often each fault appears in this model's MOT history.
| Fault | Severity | Share of faults |
|---|---|---|
| Lights and indicators | minor | 13.7% |
| Electrical | fail | 10.8% |
| Steering and head bearings | dangerous | 10.6% |
| Suspension | dangerous | 7.8% |
| Chain and sprockets | user entered | 5.9% |
| Brake discs and pads | dangerous | 4.8% |
| Fluid leaks | major | 4.6% |
| Wheels | fail | 4.5% |
Advisories (wear noted but not failed) are excluded above; the most common is controls and cables.
TDM850 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 | 5 | 22,476 mi | 2,026 | 81.48% |
| 2003 | 27 | 31,192 mi | 1,112 | 86.83% |
| 2002 | 42 | 27,696 mi | 1,028 | 85.51% |
| 2001 | 219 | 30,274 mi | 1,312 | 87.42% |
| 2000 | 285 | 29,648 mi | 1,220 | 84.92% |
| 1999 | 385 | 31,625 mi | 1,230 | 84.67% |
| 1998 | 330 | 32,420 mi | 1,066 | 83.45% |
| 1997 | 282 | 33,235 mi | 989 | 82.76% |
| 1996 | 216 | 34,106 mi | 970 | 81.93% |
| 1995 | 88 | 31,884 mi | 783 | 79.55% |
| 1994 | 92 | 36,912 mi | 981 | 77.14% |
| 1993 | 119 | 35,777 mi | 970 | 80.65% |
| 1992 | 130 | 37,880 mi | 858 | 77.25% |
| 1991 | 178 | 37,682 mi | 904 | 77.69% |
TDM850 questions, answered with data
What are the most common problems with the Yamaha TDM850?
Across 2,414 UK examples, the most frequently recorded MOT faults are lights and indicators (13.7% of all recorded faults), electrical (10.8% of all recorded faults), steering and head bearings (10.6% of all recorded faults).
What is average mileage for a Yamaha TDM850?
The median Yamaha TDM850 in the UK has covered 32,780 miles, and typically rides about 1,065 miles a year. Half of all examples fall between 22,504 and 45,290 miles.
Is the Yamaha TDM850 reliable?
83.13% of Yamaha TDM850 MOT tests are passed first time, with an average of 0.04 faults recorded per test. This is measured from DVSA MOT records, not owner opinion.
Based on DVSA MOT test records for 2,414 Yamaha TDM850 motorcycles registered in Great Britain and Northern Ireland. Contains public sector information licensed under the Open Government Licence v3.0.