Wheel Well Prepare For Installation - Ar62.20-S-1200-19E

Model 447, 448 

Courtesy of MERCEDES-BENZ USA

1. Drill holes for MAG welding (areas A to D).

   Courtesy of MERCEDES-BENZ USA

2. Grind down mating surfaces down to bare metal on wheel well (1) in crosshatched areas and around the holes (areas E and G).
3. Remove shavings and drill chips.