JLG Parts Cover Kit used on numerous JLG Scissor MEWP(Mobile Elevated Work Platforms) and Vertical Mast Machines. This Cover Kit will include the Cover, O-ring, Retaining Ring, Plugs, and Thrust Washer for the hub cover replacement on the Wheel Drive Motor Assemblies. Model Use: R series, RS Series, ES Series, as well as the MSP and MVL Series Machines. Please ensure proper model and serial break before parts purchase.