About Us

The Carlstar Group LLC (formerly CTP Transportation Products) is a leading producer of specialty tires and wheels for agriculture, construction, industrial, outdoor power equipment, powersports, towables and trailers. The Carlstar Group offers a comprehensive line of performance products for original equipment and aftermarket customers with a strong family of brands including Carlisle® tires and wheels, ITP® tires and wheels, Marathon tires, as well as Cragar®, Black Rock® and Unique® automotive wheels. Products are made in ISO-registered manufacturing facilities, supported by innovative product development and a team focused on customer satisfaction. The Carlstar Group employs over 4,300 associates in 22 facilities located in five countries. Since 1917, a culture of converting great ideas into advanced products has created a legacy of excellence in product innovation, quality and customer service.