Oil Cooler 6678156 For Bobcat Skid Steer A300 S220 S250 S300 S330 T250 T300 T320 Posted on January 6, 2024 by admin Reference Part Number: 6678156. Compatible with Bobcat A300 S220 S250 S300 S330 T250 T300 T320 Skid Steer Loaders. Single circuit oil cooler. Inline tube pattern and fin design with turbulated oil side for maximum performance.