2,481,330 The Sierra’s 14 percent increase in sales volume allowed it to outperform the segment as well as all other contenders, except the Nissan Titan and Toyota Tundra which reported increases of 15 and 26 percent, respectively. The Chevrolet Silverado also posted a healthy 10 percent increase. The Ram and F-Series saw sales volume decrease, with the Ram Pickup seeing a 7 percent decline and the Ford F-Series posting a 15 percent loss. The GMC Sierra saw its segment share increase to 12 percent compared to 10 percent recorded in Q4 2019. The full-size pickup truck segment contracted 2 percent to 656,894 units in Q4 2020, meaning that Sierra sales significantly outperformed the segment.