The 2018 Triumph Street Triple S has 1 NHTSA recall campaign affecting an estimated 1,249 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 2 complaints with NHTSA, most often about the electrical system. Last updated July 5, 2026.
Triumph Motorcycles America, LTD (Triumph) is recalling certain 2018 Street Triple R, Street Triple R - Low Seat and Street Triple RS motorcycles. Water may get into the left-hand combination switch on the handlebar and cause the turn signal switch and the headlight switch to malfunction.
Consequence
If the turn signal and headlight switches do not function properly, there would be an increased risk of a crash.
Remedy
Triumph will notify owners, and dealers will replace the handlebar left-hand combination switch, free of charge. The recall began June 22, 2018. Owners may contact Triumph customer service at 1-678-854-2010.
Complaints by component
ELECTRICAL SYSTEM
1
SERVICE BRAKES
1
Total complaints2
What owners report
Verbatim reports filed with NHTSA, lightly edited for readability and with personal
information removed.
“The the front brakes are soft and slow to engage when pulling the brake lever. However, when pulling the lever immediately afterwards, the brakes engage quickly and firmly. After a short period of time without engaging the front brakes, pulling the lever again results in soft and slow engagement.…”
“At higher rpms and going over sharp bumps the headlight bulbs constantly burn out. I've been through 3 in the past year”
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL,
FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2018 Triumph Street Triple S as of
July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page
contains ads and affiliate links. Full methodology.