AI DamageKTM 450 EXC R: problems, complaints, bulletins
Summary for the KTM 450 EXC R across 1 model years: 3 owner complaints and 0 NHTSA service bulletins, plus repair videos. Pick a year for details.
Model years
| Year | Owner complaints | involving a crash | Technical service bulletins (TSB) | YouTube repair videos |
|---|---|---|---|---|
| 2008 | 3 | 1 | 0 | 0 |
What fails most often
- 1 Fuel system 33% of all complaints
- 2 Latches, locks, linkages 33% of all complaints
- 3 Seats 33% of all complaints
- 4 Service brakes 33% of all complaints
- 5 Structure 33% of all complaints
- 6 Suspension 33% of all complaints
- 7 Tires 33% of all complaints
- 8 Vehicle speed control 33% of all complaints
- Fuel system: 1 complaints (33% of all).
- Latches, locks, linkages: 1 complaints (33% of all).
- Seats: 1 complaints (33% of all).
- Service brakes: 1 complaints (33% of all).
- Structure: 1 complaints (33% of all).
Symptoms owners describe
How many of the 3 NHTSA complaints mention each symptom (automatic count from complaint text; one complaint can mention several).
Components owners complain about
| Component | Owner complaints | involving a crash | Technical service bulletins (TSB) |
|---|---|---|---|
| Fuel system | 1 | 0 | 0 |
| Latches, locks, linkages | 1 | 0 | 0 |
| Seats | 1 | 0 | 0 |
| Service brakes | 1 | 0 | 0 |
| Structure | 1 | 0 | 0 |
| Suspension | 1 | 1 | 0 |
| Tires | 1 | 0 | 0 |
| Vehicle speed control | 1 | 0 | 0 |
What owners report
Short excerpts of NHTSA complaints in the original wording. These are owner statements not verified by NHTSA; personal data removed.
She was doing a 180 degree turn on the atv on the blacktop, when the right front wheel separated from the machine and rolled away. The machine pitched forward and the right front axle impacted the pavement.
The tire has the chance to blowout, if it goes the speed the manufacturer claims. Www.scootdawgforum.com has people on this site, claiming to do 80 to 85 mph on these scooters. Www.extreme-scooters.com is the online dealer whom sold me mine and claims they will do 85 mph.
1.atv riding chain broken dealer replaced 1week. 2.brake caliper broke 3rd ride 2 weeks to get bridge replaced,looked like same part that had broken. 3.clutch leaver actuatorbinds up causing clutch engagement impossible had to shut atv off to get stopped.4.plastics mounting tabs breaking .
When owners complained
NHTSA complaints by filing year. The peak shows at what age the problems show up most.
What to check before buying
- Fuel system. Fuel smell, leaks, rough running, fuel-system codes.
- Latches, locks, linkages. Door, hood and tailgate latches, especially near the impact.
- Seats. Occupant sensor, power adjustment, seat mounts.
- Service brakes. Pedal feel, ABS operation, leaks, discs and hoses.
Other models of this make
Read also
Sources: public NHTSA data (USA): service bulletins and owner complaints; YouTube: links to videos credited to their authors. Complaints are owner statements not verified by NHTSA, and describe defects rather than crash damage. Data updated 2026-11-05.