The 2013 Peterbilt calendar is now available for purchase. This year's calendar features many Peterbilt models.

"Every year we choose locations that are visually unique and complement the styling of the vehicles," said Bill Kozek, Peterbilt's general Manager and Paccar vice president.

Peterbilt's calendar is available in two formats. The oversized wall calendar features six truck images with two months per truck image. The spiral bound appointment calendar featuring 12 truck images.

"This year's calendar highlights the trucks in their natural working environment," said Robert Woodall, Peterbilt director of sales and marketing.

The calendars can be purchased at or through Peterbilt dealers. Quantities are limited and sale of the calendars may not extend beyond January. The calendars are only available for purchase in North America.

Appointment calendars feature 12 monthly photos and measure almost 13 inches by 9 3/4 inches. Wall calendars feature six two-month pages and measure 28 inches by 26 inches. Calendar orders are shipped within 48 hours of receipt via priority mail.