October 12, 2018 L. Kevin Stout Chief Financial Officer Landstar System, Inc. 13410 Sutton Park Drive South Jacksonville, Florida 32224 Re: Landstar System, Inc. Form 10-K for the Fiscal Year Ended December 30, 2017 Filed February 23, 2018 File No. 000-21238 Dear Mr. Stout: We have completed our review of your filing. We remind you that the company and its management are responsible for the accuracy and adequacy of their disclosures, notwithstanding any review, comments, action or absence of action by the staff. Sincerely, Division of Corporation Finance Office of Transportation and Leisure