Preheat the smoker to 275°F. Pat the chicken leg quarters down with paper towels to get any excess liquid off, lay them out on a sheet tray or work surface.
In a small bowl mix together the chipotle powder, onion powder, garlic powder, salt, coarse sugar, brown sugar, paprika, chili powder, and pepper. Generously rub the chicken leg quarters with the spice mix, try to get under the skin if you can.
Place the leg quarters directly onto the smoker grates. Smoke for 2-3 hours. Chicken is ready when an internal temperature reaches 165°F. However, for extra tender fall off the bone chicken quarters, let them cook until an internal temperature reaches 180°-190°F
Video
Notes
At 225°F degrees, you should smoke the chicken leg quarters for four hours.If smoking at 275°F, you will need to cook your chicken for 2 1/2 to 3 hours.
At 300°F, you should smoke the chicken leg quarters for one hour and 45 minutes.