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Components

Components
No CARB required: SEMA certification gives fleets nationwide aftermarket options
In a federal rebalancing of emissions authority, EPA designates SEMA as national certifier.
July 9, 2026
Adobe Stock 1759647081
Components
EPA mandate: Fleets gain equal access to OEM diagnostic tools
New EPA guidance mandates that vehicle manufacturers share diagnostic tools and repair data for DEF and emissions systems with independent shops and drivers.
July 2, 2026
Adobe Stock 675433652
Sponsor Content
How to Achieve Faster, Smarter Freight Network Decisions at Scale
Optimal Dynamics
July 1, 2026
How to Achieve Faster, Smarter Freight Network Decisions at Scale
Mergers & Acquisitions
Dana, Eaton Mobility merging, creating $10B parts giant
The merger integrates Dana’s powertrain, thermal and sealing technologies with Eaton Mobility’s commercial vehicle transmissions, clutches, engine products and electrification capabilities.
June 11, 2026
Screenshot 2026 06 11 At 6 05 04 Am
Safety & Compliance
Roadcheck check up: Are you ready?
The 2026 CVSA International Roadcheck is scheduled for May 12–14, 2026, and beyond the focuses (ELD compliance and cargo securement), inspectors will obviously be on the lookout for other violations.
April 23, 2026
Cvsa Roadcheck 2026 How To Avoid Citations
Maintenance
Maximizing every drop: A comprehensive approach to fuel efficiency
Fuel tip of the week: Optimize fifth-wheel height. A trailer that sits “nose-high” or “nose-low” creates a massive aerodynamic penalty. Want more quick and easy fuel tips? Click the photo.
April 21, 2026
Adobe Stock 441403419
Maintenance
End of DEF quality sensors a win for reliability, but what about the environment?
With the DEF quality sensor no longer mandatory, can NOx sensors fill the gap?
April 1, 2026
Img 1801
Components
Clarios takes away the worry of battery replacement
New subsciption-based service automatically monitors batteries and sends replacements when needed
March 19, 2026
Clarios' new service offering provides an automated, subscription-based solution for battery replacement.
Components
Aperia adds ATIS to steer tire position
Aperia now offers automatic tire inflation for all tires on the tractor and trailer
March 19, 2026
Aperia's Ralph Dimenna said steer tires are the culprit in 70 percent of tire-related truck crashes.
Maintenance
New trailer tire monitoring tool from Michelin
The Smart Predictive Tire utilizes a proprietary Smart Leak algorithm to monitor real-time pressure and temperature data.
March 17, 2026
Spt Image 1
Components
Dana brings new drivetrain solutions to market
Dana debuts new driveshaft solutions on Monday at TMC in Nashville.
March 16, 2026
Dana introduced the new AdvanTEK 40 Pro axle at TMC on Monday.
Products
Peterson releases failure-proof LED lamp
What if truck and trailer lamps never failed? That’s the question Peterson Manufacturing asked itself before developing Genesis, a new landmark LED truck and trailer product line.
March 12, 2026
9 Diode Stt
Components
Clarios expanding battery health monitoring to trailer applications
New Trailer Battery Manager gives fleets battery insights behind the fifth wheel.
January 7, 2026
Clarios' Cagatay Topcu explains the opportunities for trailer battery health monitoring in liftgate and refrigerated trailer applications.
Components
Clarios partners with Ruan on idle reduction tech, announces new battery management features
Ruan will add Clarios battery technology solutions on hundreds of tractors to help idle reduction and improve battery managment across the fleet.
October 28, 2025
Junior Barrett, global director of business development at Clarios, announces a partnership with Ruan to add the battery company's technology to hundreds of trucks.
Maintenance
A failing starter can be caught early
Symptoms of a failing starter, unfortunately, are often symptoms of other electrical system problems.
September 2, 2025
Starter
Maintenance
How to catch alternator failures before downtime arrives
Catching a failing alternator early can keep a truck from more expensive repairs and longer downtime.
September 2, 2025
Frustrated Truck Driver In Cab
Trucks
Trump's new steel, aluminum tariffs hit trailers, heavy-duty parts
Truck trailers and truck components among 407 products exposed to 50% steel and aluminum tariffs as of Monday.
August 20, 2025
Trailer Interior
Maintenance
History says 13% of trucks will be parked next week with brake trouble
Will your trucks be among the 13% likely to be parked next week during CVSA's Brake Safety Week?
August 19, 2025
Semi truck with brake lights on
Maintenance
EPA asks truck OEMs to end 5 mph engine derate for aftertreatment woes
The EPA's new guidance on tiered DEF derates aims to improve highway safety, but could it lead to more costly aftertreatment system damage?
August 12, 2025
Adobe Stock 1577456237
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Next Page
Top Stories
Beyond, the updated 2027 NOx regulations, President Trump's EPA has also relaxed several emissions control measures in recent months that, the agency claims, make the systems more reliable and easier to repair, while also giving fleets and operators more flexibility.
Emissions
EPA proposes to end DEF derates for good, scale back warranty requirements
If finalized, the EPA believes its proposal will save American truckers and farmers as much as $12 billion by eliminating burdensome Biden-era regulations
Img 1825
Freight demand
Soaring rates give rise to new truck demand: 'We are clearly in fleet expansion territory'
Unveiled today at the company's Defiance, Ohio headquarters, Truck #6 is part of Hope Hits the Highway - the national naloxone-awareness campaign from Facing Fentanyl, Keller, and the ATA's Trucking Cares Foundation.
Companies
Keller Logistics takes on the fentanyl crisis with 'Hope Hits the Highway'
Peterbilt 536ev
Test Drives
A quick spin in Peterbilt’s Model 536EV
The battery-electric and heavy-duty trucking relationship is more Sam and Diane, where the characteristics of one simply don't mesh with the other and the pair can barely co-exist no matter how much they (or the general public) want them to. Cargo vans are, right now, Rob and Laura Petrie: a pairing that just makes sense on every conceivable level.
Battery electric
The smash hits and flops of zero-emission trucking
CCJ Top 250
Get all the info on the top 250 trucking companies in America
View, sort and download the trucking industry’s most comprehensive ranking of for-hire carriers in North America, based on a blend of metrics including fleet size, annual revenue and number of drivers.
Get the free report
White Papers
Beyond AI Agents. Beyond Automation.
Meet the Decision-Native Agentic System reshaping freight procurement.
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Commercial Carrier Journal
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