The ratings on Oshkosh Wis.-based specialty vehicle maker Oshkosh Corp. reflect the company's "satisfactory" business risk profile and its "significant" financial risk profile. The positive outlook reflects the potential for an upgrade if the company maintains its good credit measures and continues to pursue a moderate financial policy, including targeted reported debt to EBITDA of 1x-2x, despite challenging circumstances in some of its segments. Standard&Poor's Ratings Services expects the company's fire and emergency unit will continue to suffer from weak municipal spending this year while the defense segment is likely to further decline as a result of declining government defense spending. Still, very good performance in the access equipment segment and improving conditions in the commercial segment, combined