Parts list: № Number Qty Name Options 1 AT162291 1 Seat Back (FIELD INSTALLATION KIT) (CAB) (FABRIC) (SUB FOR AL77889) 1 AL77888 1 Head Restraint (FIELD INSTALLATION KIT) (ISOLATED OPEN OPERATOR STATION) (YELLOW VINYL) (USE WITH SJ10085) 2 L39751 2 Plug (WITHOUT BACKREST EXTENSION) Next page: ST744205 Instructional Seat, Cab, Attachment ST388356 SUPER COMFORT SEAT (CUSHIONS) (ISOLATED OPEN OPERATOR STATION / CAB) ST388369 Deluxe Air Seat (Backrest Extension) (Cab) (Field Installation Kit) ST388352 Seat Cushions / Seat Belt, OSS ST388379 HANDLES FOR INSTRUCTIONAL SEAT (CAB) ST388378 INSTRUCTIONAL SEAT SEATBELT ST388377 Instructional Seat, Cab ST388376 SEAT SUSPENSION KIT (ISOLATED OPEN OPERATOR STATION / CAB) ST388375 SEAT SWITCH (ISOLATED OPEN OPERATOR STATION / CAB)