Shimano Cranksets for Bicycles Recall

Crash Hazard.

CPSC recall #23294 · announced Sep 21, 2023 · verified Jul 30, 2026

Hazard

The recalled bonded crank parts can separate and break, posing a crash hazard to consumers.

Remedy

Consumers should immediately stop using the cranksets manufactured before July 1, 2019, and contact an authorized Shimano dealer to schedule a free crankset inspection. Only consumers whose cranksets show signs of bonding separation or delamination during the inspection will be provided a free replacement crankset and installation.

Units

About 680,000 (In addition, 80,000 were sold in Canada)

Shimano Recalls Cranksets for Bicycles Due to Crash Hazard

How to identify the recalled product

Product	11-Speed Bonded Hollowtech II Road Cranksets
Units recalled	About 680,000 (In addition, 80,000 were sold in Canada)

The recall

This recall involves Shimano Ultegra FC-6800, Dura-Ace FC-9000, Ultegra FC-R8000, Dura-Ace FC-R9100 and FC-R9100P 11-Speed Bonded Hollowtech Road Cranksets manufactured prior to July 2019 sold individually and on bicycles sold by other manufacturers such as Trek and Specialized. A crankset is the component of the bicycle that the chain and pedals attach to for pedaling. The recalled models have printed 'Ultegra' or Dura Ace' logos on the arm. The affected models are pre-July 2019 production and have the following two letter production code on backside of the crank arm where the pedals are attached: KF, KG, KH, KI, KJ, KK, KL, LA, LB, LC, LD, LE, LF, LG, LH, LI, LJ, LK, LL, MA, MB, MC, MD, ME, MF, MG, MH, MI, MJ, MK, ML, NA, NB, NC, ND, NE, NF, NG, NH, NI, NJ, NK, NL, OA, OB, OC, OD, OE, OF, OG, OH, OI, OJ, OK, OL, PA, PB, PC, PD, PE, PF, PG, PH, PI, PJ, PK, PL, QA, QB, QC, QD, QE, QF, QG, QH, QI, QJ, QK, QL, RA, RB, RC, RD, RE, and RF.

Reported incidents

The firm has received 4,519 incidents of cranksets separating, and six reported injuries, including bone fractures, joint displacement and lacerations.

What consumers should do now

Stop using the recalled product immediately. Contact the company for the announced remedy. Do not resell or donate recalled products — it is illegal under federal law.

Shimano toll-free at 844-776-0315 from 8 a.m. to 5 p.m. PT Monday through Friday or online at https://bike.shimano.com/en-US/information/customer-services.html or https://bike.shimano.com/en-US/home.html and click "Information" then "Safety Recalls" at the top of the page for more information.

Source: U.S. Consumer Product Safety Commission. Official notice title: “Shimano Recalls Cranksets for Bicycles Due to Crash Hazard”. Read the official CPSC notice