UPPERSTRUCTURE / Control Valve Arm 2 61 Section G-G (4-Spool Side) W1V1-02-05-030 Section H-H (4-Spool Side) 4 107 1 W1V1-02-05-037 W1V1-02-05-071 Section I-I (4-Spool Side) Section J-J (4-Spool Side) W2-5-18 60 1 E 20 19 F 1 65 66 66 58 57 56, 55 54 105 105