About 14,500 Pirelli bicycle tires were recalled because they can suddenly lose air, which poses a life-threatening crash hazard.
Nearly 9,000 carbon bike handlebars were recalled after dozens of reports cracking or breaking while in use.
Nearly 21,000 Giant bicycles were recalled after 86 reports of the handlebars coming loose, including 3 riders who fell off their bikes.
Nearly 7,000 Specialized Tarmac SL7 bicycles were recalled because the steerer tube can crack after a harsh impact, like hitting a pothole.
ElliptiGO recalled nearly 4,000 stand-up bicycles after about two dozen reports of the frames breaking or cracking.
Rocky Mountain Bicycles recalled around 1,530 Instinct, Instinct BC and Pipeline trail bicycles because the front frame triangle can break.
Specialized is recalling "Future Shock" steerer tube collars on select Roubaix, Ruby, Diverge, and Sirrus bicycles because the steerer tube can crack and cause the rider to suddenly lose control and crash.
Specialized Bicycle Components Inc., of Morgan Hill, California, has recalled all model year 2018 Specialized Allez road racing bicycles because the fork can crack or break, causing the rider to lose control.