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Jim Park

Former HDT Equipment Editor

Jim Park served as Heavy Duty Trucking's equipment editor from 2006-2024. Specializing in technical and equipment content, Park is an award-winning journalist who has been covering the trucking industry since 1998.

Before joining HDT, Park was a truck driver and owner-operator for 20 years and served as an editor for HighwayStar magazine, which ceased production in 2011. He maintained his commercial driver’s license to bring a real-world perspective to Test Drives, as well as to features, videos and podcasts about equipment spec’ing and trends, emissions regulations and developments, maintenance and drivers.

He is the recipient of 16 Jesse H. Neal honors (both finalist and Neal awards), including “Best Range of Work by a Single Author” in 2020.

Articlesby Jim ParkJanuary 6, 2013

Test Drive: Daimler's DT12 Automated Transmission

The arrival of Detroit's DT12 automated manual transmission wasn't unexpected. Daimler AG, the parent company of Daimler Trucks North America and Detroit Inc., has been using such transmissions in Europe for many years in the Mercedes Actros line and earlier products

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Articlesby Jim ParkJanuary 6, 2013

Test Drive: Peterbilt Model 579

The urge to compare is great, but I will resist. Both Peterbilt's Model 579 and Kenworth's T68O were introduced with much fanfare at the Mid-America Trucking Show earlier this year

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Articlesby Jim ParkJanuary 5, 2013

The business case for synthetic lubes goes beyond extended drain intervals

For years, some fleets have turned to synthetic engine oils for easier starts in cold-weather climates and to help them extend oil drain intervals

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Articlesby Jim ParkJanuary 2, 2013

Test Drive: Daimler's DT12 Automated Transmission

The arrival of Detroit's DT12 automated manual transmission wasn't unexpected. Daimler AG, the parent company of Daimler Trucks North America and Detroit Inc., has been using such transmissions in Europe for many years in the Mercedes Actros line and earlier products

Read More →
Articlesby Jim ParkDecember 20, 2012

Does the MIL Lamp Spell Aftermarket Opportunity?

Your customers are going to be seeing a lot more of that ubiquitous yellow engine-shaped icon on their dashboard with the latest model trucks.

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Articlesby Jim ParkDecember 11, 2012

Rush Truck Centers Technicians Test Skills in Rodeo

SAN ANTONIO -- Almost 100 truck technicians from across the Rush Truck Centers dealer chain are gathered in San Antonio, Texas, this week to test their skill levels against their peers

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Articlesby Jim ParkNovember 30, 2012

Federal field testing proves ROI on automatic tire inflation systems

We now have conclusive proof that automated tire inflation systems and tire pressure monitoring systems offer quantifiable payback

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Articlesby Jim ParkNovember 28, 2012

Test Drive: Peterbilt Model 579

The urge to compare is great, but I will resist. Both Peterbilt's Model 579 and Kenworth's T68O were introduced with much fanfare at the Mid-America Trucking Show earlier this year

Read More →
Articlesby Jim ParkNovember 2, 2012

Are your batteries up to the challenge?

Uptime and utilization are everything, so you don't want a truck sitting on the shop floor during basic battery maintenance. Most fleets pull the batteries at the first sign of trouble and replace them with fresh batteries to get the truck moving again, planning to deal with the bad batteries later. But what killed the batteries in the first place

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Articlesby Jim ParkNovember 2, 2012

Keep Tires Running Straight and True

In tire and wheel mounting, the line between right and wrong is a thin one. A few thousandths of an inch on either side of correct can throw tires and wheels into a mean wobble or cause them to bounce up and down like pistons

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