CONTENTS / AUGUST 2019 22 18 F E AT U R E S 18 VEHICLES How to ensure optimum air system performance As today's commercial trucks rely more on clean air to power various systems and components, fleets must step up efforts to prevent leaks, water, oil, and other contaminants from damaging the system. 22 IN THE BAY » CO V E R S T O R Y The ABCs of ADBs 10 10 Do you know your TCO? On the cover: Photo courtesy of Southeastern Freight Lines D E PA R T M E N T S 8 UPTIME Is assessing cost-per-mile enough? Understanding the benefits, maintenance aspects, and specification options of air disc brakes. 28 SHOP OPERATIONS Understanding the full scope of how much each asset costs to purchase and maintain can help to improve and optimize vehicle lifecycles. » Examples of asset groups for TCO 28 The importance of managing fluid dispensing in the shop Fluid management systems can help track and optimize fluid use. » Choosing the right fluid management system » Innovative technology to automate product replenishment 39 FLEET PARTS & COMPONENTS What's new in products for more efficient fleet operation. VIEWS FROM THE EXPERTS 34 TRAINING Invest in the future By George Arrants K&D TECHNICAL INNOVATIONS 38 MANAGEMENT Are you good at PM? By Joel Levitt SPRINGFIELD RESOURCES 42 TOOLS & EQUIPMENT A roundup of the latest tool and equipment offerings. 48 CLASSIFIEDS Product and service offerings. 36 DIAGNOSTICS 50 GUEST EDITORIAL VOYOMOTIVE EBERSPAECHER All scan tools are not created equal By Robert Vogt 4 Fleet Maintenance | August 2019 Cold weather solutions for fleets By Tom Stencil Want to contribute? Contact us at editor@VehicleServicePros.com