I have a 06 SD CC SW. I currently have BF Goodrich LT265/70R17 they are e rated for 3195. I have a truck camper that goes about 3600 lb Loaded, and I sometimes pull a boat so i just bought a set of the 08 20 inch Goodyears for the 3750 Lb rating.
Now what do I need to do to get the speedo...