Season four of FX biker drama Sons of Anarchy roared to a strong finish Tuesday night, delivering 4.2 million viewers for its season finale at 10 p.m, according to Nielsen data.
The finale episode of the expanded 14-episode season also drew 2.1 million viewers in the 18-to-49 demo. That's down from the 4.9 million total viewers and 3.2 million persons 18 to 49 that tuned in Sons' 90-minute season premiere on Sept. 6.
The series has averaged 5.5 million total viewers per episode on a live plus 7-day basis this season and 3.7 million in the demo, its highest-rated season yet.
FX has already renewed the series from creator Kurt Sutter for a fifth season.