Stop using nowConsumer product recall · CPSC · Published December 16, 2010
STIHL FS 310 Trimmer: Vibration Risk May Cause Detachment
STIHL recalls FS 310 bike handle trimmers with serial numbers 27961 1030-1119 or 27984 3607-4556 due to vibration risk causing trimmer head detachment. Consumers must stop use and get free ignition module replacement.
STIHL is recalling FS 310 bike handle trimmers that could detach from the handle due to vibration. This poses a risk of injury if the trimmer head separates while in use. Affected owners should stop using the trimmer immediately and get a free replacement ignition module. Read more at govinfonow.com/recall/5821-stihl-fs-310-trimmer-vibration-risk-may-cause-detachment.
“STIHL FS 310 Trimmer: Vibration Risk May Cause Detachment.” GovInfoNow, updated August 3, 2026. https://govinfonow.com/recall/5821-stihl-fs-310-trimmer-vibration-risk-may-cause-detachment. Based on CPSC recall #821 (https://www.cpsc.gov/Recalls/2011/TrimmersBrushcutters-Recalled-by-STIHL-Incorporated-Recall-Alert).
The Consumer Product Safety Commission announced on Dec. 16, 2010, that STIHL Incorporated recalled FS 310 bike handle trimmers/brushcutters due to an injury hazard. Owners should stop using the product and take it to an authorized dealer for a free ignition module replacement.
How to tell if you have it
STIHL FS 310 Bike Handle Trimmer/Brushcutter
Serial numbers 27961 1030 through 27961 1119 and 27984 3607 through 27984 4556
Sold at authorized STIHL dealers nationwide from June 2009 to April 2010
What to do
Consumers should stop using the trimmer/brushcutter immediately and take it to an authorized STIHL dealer for a new ignition module, which will be installed at no cost. For more information, contact STIHL between 8 a.m. and 8 p.m. ET Monday through Friday at (800) 610-6677 or visit www.stihlusa.com.
The hazard
Vibration from the ignition module may cause the trimmer head to loosen and detach from the mounting, posing an injury hazard. The company received three reports of incidents and no reports of injuries.
Context
GovInfoNow's records show STIHL has issued three other recalls since Dec. 23, 2010, including a Sept. 30, 2020, recall for Mini-Cultivator Attachments and a Sept. 5, 2019, recall for PolyCut Mowing Heads. Other recent recalls of similar products include the Nov. 6, 2025, STIHL BR 800 Backpack Blowers recall and the April 30, 2026, Honda Off-Road Motorcycles recall.
How to tell if you have this one
Check for the STIHL brand on the engine head and model number FS 310 on the shaft or flywheel housing. Look for serial numbers between 27961 1030-1119 or 27984 3607-4556 on the fuel tank label or engine frame.
Brand
STIHL
Product
STIHL FS 310 Bike Handle Trimmer/Brushcutter
Category
Consumer product
Based on the official CPSC remedy
What to do — step by step
Stop Using It Now
Immediately stop using the trimmer if it has the recalled serial numbers.
Take to Authorized Dealer
Bring the trimmer to an authorized STIHL dealer for a free ignition module replacement.
Official remedy
What CPSC says to do
STIHL informed purchasers for whom they had addresses directly by letter after April 15, 2010. Consumers should stop using this trimmer/brushcutter immediately and take it to an authorized STIHL dealer for a new ignition module, which will be installed at no cost to the consumer.
Where it went
Where it was sold
Sold nationwide.
Nationwide
Not listed
CPSC “Sold at”: “Authorized STIHL dealers nationwide from June 2009 to April 2010 for about $550.”
Sold nationwide.
Take action
Contact STIHL
We’ve drafted a message you can send STIHL to request your refund or repair — edit it as you like.
Subject: Recall 821 — STIHL FS 310 Trimmer: Vibration Risk May Cause Detachment
Hello,
I own a STIHL FS 310 Trimmer: Vibration Risk May Cause Detachment that is covered by recall 821 from STIHL.
The official recall notice states: STIHL informed purchasers for whom they had addresses directly by letter after April 15, 2010. Consumers should stop using this trimmer/brushcutter immediately and take it to an authorized STIHL dealer for a new ignition module, which will be installed at no cost to the consumer.
I’m writing to arrange the remedy described in the recall (a refund, repair, or replacement as applicable). Could you please tell me the next steps to resolve this?
Thank you.
The facts (hazard, remedy, dates, manufacturer) are pulled from the official CPSC recall record. The plain-language summary and step-by-step checklist are written by GovInfoNow to make the official notice easier to act on — they don’t replace it.
Plain-language summary written by qwen3:4b on August 3, 2026, from the official record above. Not reviewed by a person — if it conflicts with the CPSC notice, the notice is correct. Report an error on this page.
GovInfoNow is an independent service and is not a government agency. We republish official CPSC recall data; we don’t issue, amend or administer recalls.