JLG 660SJ Service Manual - Manual (Page 80)

SECTION 3 - CHASSIS & TURNTABLE
3-30 – JLG Lift – 3120840
3.6 DRIVE MOTOR (600S, 600A 4WD)
Spare Parts Kits
Sealing kit, existing spare parts: shaft sealing ring, 6 differ-
ent O-rings and a circlip (sealing mat.: perbunan)
Same sealing kit like shown above only seal material
changed to Viton
Drive shaft