2012 Triumph Street Triple problems, complaints & recalls
Most-reported problem areas: Power Train (1) · Exterior Lighting:turn Signal (1) · Exterior Lighting (1)
Safety recalls (5)
Steering 2014-09-10 · campaign 14V548000 · 1,368 vehicles
Defect: Triumph Motorcycles America, LTD (Triumph) is recalling certain model year 2012-2013 Triumph Street Triple and Street Triple R motorcycles manufactured July 1, 2012, to October 1, 2013, and equipped with ABS. In the affected motorcycles, the four bolts that secure the two cable guides on either side of the headstock do not contain threadlock. As a result, the bolts could loosen.
Risk: If the bolts loosen, steering movement could be restricted, increasing the risk of a crash.
Fix: Triumph will notify owners, and dealers will replace the four bolts with new bolts containing threadlock, free of charge. The recall began on November 7, 2014. Owners may contact Triumph customer service at 1-678-854-2010. Triumph's number for this recall is Service Bulletin 501.
Service Brakes, Hydraulic:antilock/Traction Control/Electronic Limited Slip 2013-07-22 · campaign 13V319000 · 1,887 vehicles
Defect: Triumph Motorcycles is recalling certain model year 2012-2013 Street Triple and Street Triple R motorcycles manufactured in July 2012; and model year 2012-2013 Daytona 675 and Daytona 675 R motorcycles manufactured September 2012 through June 2013. Due to a manufacturing error, the Anti-Lock Brake System (ABS) may malfunction and lose anti-lock functionality.
Risk: The anti-lock function may not perform properly allowing for wheel lock up and skidding, increasing the risk of a crash.
Fix: Triumph will notify owners and dealers will replace the ABS modulator, free of charge. The recall began during August 2013. Owners may contact Triumph at 1-888-283-5288.
Vehicle Speed Control:cables 2013-05-21 · campaign 13V215000 · 652 vehicles
Defect: Triumph Motorcycles (Triumph) is recalling certain model year 2012 Street Triple motorcycles manufactured from June 2012 through November 2012; and model year 2012 Daytona 675 motorcycles manufactured July 2012 through October 2012. The motorcycles may have been assembled without a guide for the throttle cables.
Risk: Without the guide, the cables may move freely and become trapped in the steering stop, impeding the steering operation and affecting the driver's ability to control the motorcycle, increasing the risk of a crash.
Fix: Triumph will notify owners, and dealers will install a throttle cable guide free of charge. The recall began on May 30, 2013. Owners may contact Triumph at 1-678-854-2010 for more information.
Exterior Lighting:turn Signal 2013-03-22 · campaign 13V104000 · 3,799 vehicles
Defect: Triumph Motorcycles (Triumph) is recalling certain model year 2012-2013 Daytona 675, Street Triple, Speed Triple, and Tiger 800 motorcycles. Due to a manufacturing error, the turn signal stems on the front and rear of the motorcycle may fracture.
Risk: If the turn signal stems break, the turn signals may not be visible to other vehicles on the road, increasing the risk of a vehicle crash.
Fix: Triumph will notify owners and dealers will replace the turn signal stems, free of charge. The recall began on March 26, 2013. Owners may contact Triumph at 1-678-854-2010 for more information.
Wheels 2013-01-29 · campaign 13V032000 · 250 vehicles
Defect: Triumph Motorcycles (Triumph) is recalling certain model year 2011-2012 Daytona 675 and Street Triple motorcycles and 2012 Thunderbird and Thunderbird Storm motorcycles. The wheels were assembled with bearings of an unknown quality.
Risk: Wheel bearings of poor quality could fail unexpectedly, increasing the risk of a motorcycle crash.
Fix: Triumph will notify owners, and dealers will replace the affected bearings free of charge. Owners may contact Triumph at 1-678-854-2010 for more information.
Service bulletins (97)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Electrical System 2026-09-22 · COM2_35786 · Service Bulletin/Repair Instructions
dealer notice announcing the availability of daignostic software and dealers should begin using it immediately.
Electrical System 2026-07-14 · COM1-35109 · Service Bulletin/Repair Instructions
dealer notice announcing the availability of triumph diagnostic tool 2026-07 and dealers should begin using it immediately.
Electrical System 2026-06-23 · COM2 - 34886 · Service Bulletin/Repair Instructions
dealer notice announcing the availability of triumph diagnostic tool 2026-06.1 and dealers should begin using it immediately.
Electrical System 2026-05-19 · COM6 - 34491 · Service Bulletin/Repair Instructions
dealer notice announcing the availability of triumph diagnostic tool version 2026-06 and dealers should begin using it immediately.
Unknown Or Other 2026-05-19 · COM5 - 34490 · Service Bulletin/Repair Instructions
dealer notice announcing the availability of technical bulletin 264.
Unknown Or Other 2026-05-18 · TB264 · Service Bulletin/Repair Instructions
technical bulletin 264 provides instructions that relates to: triumph diagnostic tool - new motorcycle connection and diagnostics workflow, triumph diagnostic tool - end of support for microsoft windows 10.
Showing the 6 most recent of 97 bulletins. Search all of them free at nhtsa.gov.
What owners report
2019-10-08 · Exterior Lighting:turn Signal · 5,900 mi“tl* the contact owns a 2012 triumph street triple 675. while driving various speeds, the front right turn signal failed to operate without warning. the contact veered to the shoulder of the road and noticed that a bolt was fractured. the vehicle was not diagnosed or repaired. the failure recurred two times. the contact managed to hold the turn sign…”
2019-10-02 · Power Train · 20,248 mi“transmission gearchange shaft broken at engine c clip. left stranded in neutral.…”
2018-08-24 · Electrical System · 23,000 mi“the rectifier/regulator failed due to motorcycle heat. therefore it did not charge the battery and caused it to stall in traffic several times. not safe at all. the motorcycle stalled while riding thru a tunnel in traffic.…”
2014-10-24 · Exterior Lighting · 2,200 mi“the blinker stems for both the right and left blinker broke and the blinkers dangle by their cables. this may make the signals un-seeable to on-coming traffic. there was a recall for this issue for the 2012 models but not for my vin series. *tr…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.