Paccar's net sales and financial revenues for the fourth quarter were up 15% to $4.60bn compared with $3.99bn in the same period of 2012. In 2013, revenues increased to US$17.12bn compared to $17.05bn in 2012.

Total income before income tax for the fourth quarter was up 35.4% to $484.9m compared with $358.2m in 2012. Total income before income tax for 2013 increased by 4.06% to $1.69bn compared with $1.62bn in 2012.

The company earned $334.2m ($0.94 per diluted share) for the fourth quarter of 2013, compared to $253.5m ($0.72 per diluted share) earned in the fourth quarter of 2012, reflecting an increase of 32%. For 2013, Paccar reported a rise of 5.4% in net income to $1.17bn ($1.3.30 per diluted share) compared to $1.11bn ($3.12 per diluted share) in 2012.