Parts list: № Number Qty Name Options 1 T77932 1 O-Ring (SUB FOR Z29302) 2 U42902 1 O-Ring 3 [] 1 4 R135333 1 O-Ring (SUB FOR H63283) 5 R95494 1 O-Ring 6 R95493 1 Disk 7 51M7045 3 O-Ring 19.300 X 2.200 mm 8 RE50341 1 SCV Controller Next page: ST406622 Selective Control Valve Lever Stops (20, 30, 40, 50 and 55 Series Tractors) ST406620 One Way Self-Level Valve (Housing Marked 39055-EAN) (1999 - ) ST406619 One Way Self-Level Valve (Housing Marked 39055-DAN) ( - 1999) ST406618 Control Valve - 3 Spool (HUSCO Valve) (20, 30, 40, 50 and 55 Series Tractors) (1995 - ) ST406617 Control Valve - 2 Spool (HUSCO Valve) (20, 30, 40, 50 and 55 Series Tractors) (1995 - ) ST406616 Control Valve - 3 Spool (20, 30, 40, 50 and 55 Series Tractors) ( - 1995)