Shimano Hollowtech Road location of two letter date code on crank arm

Name of Product:

11-Speed Bonded Hollowtech II Road Cranksets

Hazard:

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

Remedy:

Inspect

Replace

Recall Date:

September 21, 2023

Units:

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

Description:

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.

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.

Incidents/Injuries:

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

Sold At:

Bicycle stores nationwide from January 2012 through August 2023 for between $270 and $1,500.

Distributor(s):

Shimano North America Bicycle Inc., of Irvine, California

Manufactured In:

Japan

Recall number:

23-294

Source and more images: CPSC