"Was 4ZA Threadless Carbon Bicycle Handlebar Stems recalled?"

"Yes. CPSC recall #12183 was issued on 2012-05-22. %!s(\u003cnil\u003e)"

Bicycle Stems Recalled by Ridley Bikes Due to Fall Hazard

Recall Date

2012-05-22

Products Involved

4ZA Threadless Carbon Bicycle Handlebar Stems

Full Recall Description

The recall involves all 4ZA 31.8 threadless bicycle handlebar stems sold as individual aftermarket components. The stems are black and have the words "4ZA Cycling Performance" painted on the carbon extension between the steerer clamp and handlebar clamp. The recalled stems range in extension lengths from 90mm to 130mm, approximately 3.5 to 5 inches.

View on CPSC.gov →

Data source: U.S. Consumer Product Safety Commission (CPSC) via SaferProducts.gov.

For the most current recall information, check directly with CPSC or the manufacturer.

Last verified: 2026-03-28