Parts list: № Number Qty Name Options 1 AH118817 2 Plate 2 AH118818 2 Plate 3 28H2446 4 Bushing 0.622" X 0.840" X 12" 4 08H4796 4 Cap Screw 1/2" X 14" 4 12H301 4 Lock Washer 1/2" 4 14H1040 4 Nut 1/2" Next page: ST577639 Crawler Drive Shield, Sprocket and Bearings (Left-Hand Illustrated) ST577640 TRANSMISSION DRIVE AND PROPULSION DRIVE COUNTERSHAFT MUD SHIELDS ST577642 Steering Wheel Manifold (4-Wheel Drive-Planetary Gearing) ST577643 Wheel Hub, Motor, and Housing (4-Wheel Drive-Planetary Gearing) ST577644 Motor Cylinder Block (4-Wheel Drive-Planetary Gearing) ST577636 Crawler Tightener, Shafts, and Bearings (Left-Hand Illustrated) ST577635 Crawler Idler, Shaft, And Bearings (Left-Hand Illustrated) ST577633 TRACK ROLLER (600471 - ) ST577632 CRAWLER FRAME AND ROLLERS (RIGHT-HAND ILLUSTRATED) ( - 600470) ST577631 CRAWLER TRACK AND SHOES (6 ROLLER) (600471 - )