A. If your seat belt "Shoulder Sash Guide" anchors (attaches) Between the top and bottom of the side window, then click A. (SEE BLUE ARROW in Diagram A.) Diagram A. applies to most Standard vehicles. What is Standard?
Bottom Line: If your vehicle's shoulder anchor point is (or will be) located at a height approximately midway between the top and bottom of the side window (NOT above or below the side window), choose A.
B. Or if the "Shoulder Anchor Point" is Below the Bottom of the Side Window or Above the Top of the Side Window, then click B. (SEE BLUE ARROWS in the two Diagrams Below)
Bottom Line: If your vehicle's shoulder anchor point is (or will be) located either above the height of the top of the side window or below the bottom of the side window, choose B. (most passenger cars older than 1972 and some early to late 1970's cars, any convertible car, some mid to late 1970's Ford trucks, some conversion vans, box truck, work van, cargo van, Econoline or club wagon).