Which ones? Spicer makes 2 that apply to the Kickers...
SPICER Part # 6161035 {Professional Grade Use Magnetic Camber Gauge If Necessary; 4 Wheel Alignment}
Front Susp.; Minus 1-3/4 Degree To Plus 1-3/4 Degree; 12mm Bolts; Single Offset
or
SPICER Part # 6161048 {Professional Grade}
Front Susp.; Up To Plus/Minus 1-1/4 Degree; 12mm Bolts; Double Offset
Need to order a set and don't know which ones.