2007 Peterbilt 379 sleeper tractor 270 inch wheelbase Caterpillar C15 Acert 550hp engine Eaton Fuller RTLO18918B 18-spd od transmission 12/40 axles w/3.36 ratio jake brake dual 150 gallon aluminum fuel tanks Peterbilt air ride rear suspension 24.5 matching Michelin tires all around (no caps) 10 polished aluminum wheels 70 inch ultracab sleeper w/refrigerator air ride driver and passenger seats am/fm stereo w/cd, a/c and heat dual controls power door locks and windows 286,075 original miles, 7134 engine hours more details to the: [email protected]