The 2001 Yamaha Riva has 1 NHTSA recall campaign affecting an estimated 300 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 2 complaints with NHTSA, most often about the power train. Last updated July 5, 2026.
VEHICLE DESCRIPTION: MOTORCYCLES. THE DRAIN BOLT FOR THE TRANSMISSION OIL CAN COME LOOSE DURING OPERATION ALLOWING OIL TO FLOW OUT FROM THE DRAIN HOLE ONTO THE PAVEMENT.
THIS COULD CAUSE THE REAR TIRE TO SLIP, WHICH COULD LEAD TO A CRASH AND RESULT IN PERSONAL INJURY OR DEATH.
DEALERS WILL TIGHTEN THE DRAIN BOLT.
Verbatim reports filed with NHTSA, lightly edited for readability and with personal information removed.
“When changing gears transmission is clanking. Also, transmission is hard to shift. Contacted dealer. *ak”
“While driving about 80 mph and attempting to accelerate, but there was complete loss of acceleration.*ak”
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL, FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2001 Yamaha Riva as of July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page contains ads and affiliate links. Full methodology.