John Baxter

Into the grease

Grease both the fittings on the fifth wheel and the top plate. Clean the top surface of the plate first, then distribute grease all arou...

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Interior renewal

This conversion from the Chrome Shop Mafia features custom spade-shaped gearshift knobs for the twin sticks, custom color-matched twin B...

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Sweet ‘N’ Low

Watching the tach is key to shifting progressively. Shifts between 1,200 to 1,400 rpm are appropriate on level roads in the lowest gears...

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How To Maintain Air Springs

The outside of the air spring can suffer from abrasion if it rubs against any other suspension part because of misalignment or other par...

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Looking Back

These look-down, door, or curb mirrors from Prutsman can be added to existing West coast style mirrors with nothing but a wrench. ...

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Lifelines

Call centers can be an efficient way to diagnose problems and expedite a repair. Every truck and engine maker has cr...

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The 2007 Hurdle

Honey, they shrunk the emissions - again. 2007 engines must put out less than half the NOx and less than a tenth of the particulate of 2...

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Gray Expectations

The rush to design October 2002 engines created concerns that the strategies used to comply with emissions requirements were likely to ...

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Feed your ears

The Kenwood 6969ie three-way bass speakers are suggested for use with the Kenwood KAC-8401 amplifier. There's a big ...

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Making the grade

Descending Loveland Pass in the Cat C15-powered Freightliner required only selecting the right gear and then alternating between the two...

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