2004 Ford Explorer Sport Trac Owner Guide 3rd Printing (Spanish) - Page 465

Maintenance and Specifications TRANSFER CASE FLUID (IF EQUIPPED) To check and add transfer case fluid 1. Clean the filler plug. 2. Remove the filler plug and inspect the fluid level. 3. Add only enough fluid through the filler opening so that the fluid level is at the bottom of the opening. Use only fluid that meets Ford specifications. Refer to Lubricant specifications in this chapter. INFORMATION ABOUT UNIFORM TIRE QUALITY GRADING New vehicles are fitted with tires that have a rating on them called Tire Quality Grades. The Quality grades can be found where applicable on the tire sidewall between tread shoulder and maximum section width. For example: • Treadwear 200 Traction AA Temperature A These Tire Quality Grades are determined by standards that the United States Department of Transportation has set. Tire Quality Grades apply to new pneumatic tires for use on passenger cars. They do not apply to deep tread, winter-type snow tires, space-saver or temporary use spare tires, tires with nominal rim diameters of 10 to 12 inches or limited production tires as defined in Title 49 Code of Federal Regulations Part 575.104(c)(2). 207