A track suspension system for a skid steer loader for effectively traversing rough terrain. The track suspension system for a skid steer loader includes an undercarriage attached to a skid steer loader, a drive wheel attached to a wheel axle of the skid steer loader, a front roller movably attached to a front portion of the undercarriage, a rear roller movably attached to a rear portion of the undercarriage, a plurality of lower idlers movably attached to the undercarriage, and a track movably extending about the wheels and idlers.