PRELIMINARY ECONOMIC ASSESSMENT

TIRE PRESSURE
MONITORING SYSTEM
FMVSS No. 138

Office of Regulatory Analysis and Evaluation
Plans and Policy
July 2001

Table of Contents

Executive Summary

I   Introduction

II   Background and Alternatives

III   Tire Pressure Survey and Test Results

IV   Target Population

V   Benefits

V-1   Human Factors Issues

V-3   Stopping Distance

V-40   Fuel Economy

V-46   Tread Life

V-53   Unquantifiable Benefits

VI   Costs and Lead Times

VII   Cost Effectiveness

VIII   Small Business Impacts

IX   Cumulative Impacts

Appendix A