Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
Limited mileage data: 3 of 4 reports include usable mileage. There isn’t enough coverage to show a useful chart.
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
Tires. Review the 3 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
Electrical System. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
0 crash reports0 fire reports0 injury reports
What owners actually said
4 reports
Mileage unknown · May 13, 2016
Electrical System
TL* THE CONTACT OWNS A 2006 BIGDOG K9. THE CONTACT STATED THAT WHILE RIDING AT A HIGH RATE OF SPEED, THERE WAS A SUDDEN LOSS OF POWER AND THE MOTORCYCLE RANDOMLY STALLED. A DEALER DIAGNOSED THAT THE ALTERNATOR AND MOTOR FRACTURED PREMATURELY WHILE THE MOTORCYCLE WAS IN OPERATION. THE CONTACT ATTEMPTED TO REACH THE MANUFACTURER O…
Read full complaint
TL* THE CONTACT OWNS A 2006 BIGDOG K9. THE CONTACT STATED THAT WHILE RIDING AT A HIGH RATE OF SPEED, THERE WAS A SUDDEN LOSS OF POWER AND THE MOTORCYCLE RANDOMLY STALLED. A DEALER DIAGNOSED THAT THE ALTERNATOR AND MOTOR FRACTURED PREMATURELY WHILE THE MOTORCYCLE WAS IN OPERATION. THE CONTACT ATTEMPTED TO REACH THE MANUFACTURER ON SEVERAL OCCASIONS TO INVESTIGATE THE FAILURE AND TO DETERMINE IF THE MANUFACTURER WOULD SUPPLY A SOLUTION TO THE DEALER. THE FAILURE WAS PROGRESSING. THE VIN WAS NOT AVAILABLE. THE FAILURE MILEAGE WAS NOT AVAILABLE.
NHTSA ODI #10864725
16,580 miles · Sep 15, 2011
Tires
TREAD SPLICE SPLITTING OPEN. *KB
NHTSA ODI #10425673
2,700 miles · Aug 27, 2011
Tires
TIRE SEPERATING AT THE SPLICE. THIS IS THE SECOND TIRE TO DO THIS. YOU DO NOT HAVE MY TIRE SIZE (300/VR18) LISTED ON YOUR AUTO COMPLETE FORM. THIS IS MY SECOND COMPLAINT, NOT A DUPLICATE COMPLAINT. *TT
NHTSA ODI #10421692
4,000 miles · Aug 27, 2011
Tires
AVON 300 MM TIRE SEPERATING AT THE SPLICE. THIS IS MY SECOND TIRE TO DO THIS. *TT
ON CERTAIN MOTORCYCLES, THE REAR FENDER STRUT ATTACHING BOLTS CAN FAIL ALLOWING THE REAR FENDER TO DETACH FROM THE MOTORCYCLE.
Consequence & remedy
Consequence: THIS COULD OCCUR WITHOUT PRIOR WARNING AND COULD RESULT IN AN INJURY OR A CRASH.
Remedy: DEALERS WILL REMOVE EXISTING STRUT BOLTS AND REPLACE WITH HIGHER TENSILE STRENGTH ATTACHING BOLTS AND UPDATED WASHERS. HIGHER TORQUE VALUES WILL BE OBSERVED WHEN INSTALLING THE REPLACEMENT FASTENERS. THE RECALL BEGAN ON JANUARY 21, 2008. OWNERS MAY CONTACT BIG DOG AT 316-267-9121.
ON CERTAIN MOTORCYCLES, A WARPED BUS BAR WITHIN THE VOLTAGE REGULATOR CAN CAUSE A SHORT CIRCUIT.
Consequence & remedy
Consequence: THIS COULD POSSIBLY RESULT IN A FIRE.
Remedy: DEALERS WILL REPLACE THE EXISTING CIRCUIT BREAKER LOCATED BETWEEN THE VOLTAGE REGULATOR POSITIVE BATTERY LEAD (B+ LEAD) AND THE POSITIVE BATTERY TERMINAL WITH AN ALTERNATIVE CIRCUIT PROTECTION DEVICE THAT WILL PREVENT A THERMAL EVENT IF THERE IS A SHORT TO GROUND. THE RECALL BEGAN ON OCTOBER 1, 2007. OWNERS MAY CONTACT BIG DOG AT 1-316-219-9129 OR EMAIL TO CUSTOMER.SERVICE@BIGDOGMOTORCYCLES.COM.
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