Need Experienced Heavy Truck Mechanic

Phoenix AZ

Description

I have a 94 Freightliner with a CAT 3406B, 15 Speed Trans, 3.90 Rear Ends. 11R 22.5 Tires At 65 MPH it's showing about 2500 rpm's. I need to figure out the problem. Need a mechanic very experienced with heavy trucks. Also need oil lube service. Thank you! Mobile mechanic or shop