2006 Dodge Ram 2500 Laramie Mega Cab Road Test
Whether or not you consider yourself a "truck guy or gal," you've got to love the slow growl of a Cummins turbo-diesel; it is the quintessential truck sound. In fact, the low-resonance harmonics generated by my tester when under load led me to believe I had the throttle of a diesel locomotive in hand. Whether I did or not, I'm certain I had its pulling power under foot. Displacing 5.9 litres (360 cu in), the big Cummins inline-6 is capable of mustering-up 610 foot-pounds of torque at only 1,600 rpm, enough grunt I suspect to pull a loaded coal train through the Rockies. How does a six-cylinder oil burner manufacture so much clout you ask? Well in this case the secret lies in a turbo-charged compression ratio of 17.2:1 combined with 4-valves per cylinder filling and evacuating the six big cylinders with remarkable efficiency. But the Cummins-equipped, 2006 Dodge RAM 2500 Mega Cab isn't all about pulling power; its massive cab size sets numerous Biggest-in-Class standards. In the parlance of Joe Friday- just the facts: