JLG 4017 Parts Manual - Manual (Page 129)

ENGINE & ATTACHING PARTS
3121859 4017 4-43
Figure 4-20 Four Speed Transmission - Drive Plate Group
Item Part Number Qty. Description Rev.
1 1 DRIVE PLATE ASSY
2 2 DRIVE PLATE
3 77104044 1 RING
4 91474356 6 SCREW
5 77104007 6 LOCKWASHER
7028057 1 DRIVE PLATE KIT, (includes items 1 thru 5)