Commenti: In addition to the machine serial numbers noted in the parts manual, this carriage can be used on earlier machines within the serial number ranges shown below. Use of this carriage on those earlier machines requires a compatible load chart booklet. Compatible load chart booklets contain pages with icons as shown in the attached picture. If booklet does not contain pages with icons like those shown in the attached picture, customer must purchase replacement load chart booklet as called out in latest revision of machine parts manual for customer's machine serial number. JLG G6-42A - S/N 0160037671 thru S/N 0160052010 G9-43A - S/N 0160037671 thru S/N 0160052012 G10-43A - S/N 0160038081 thru S/N 0160052190 G10-55A - S/N 0160037689 thru S/N 0160052000 G12-55A - S/N 0160037689 thru S/N 0160052000 SKYTRAK 6036 - S/N 0160037788 thru S/N 0160052115 6042 - S/N 0160037788 thru S/N 0160052115 8042 - S/N 0160037798 thru S/N 0160051822 10042 - S/N 0160037797 thru S/N 0160051822 10054 - S