General Body & Equipment SpaceMaker Parts DUAL CYLINDER ROOM EXTENSION – 30.0" STROKE (WITH SYNCHRONIZING CYLINDER) MECHANISMAP42136AP42137 AP41561 KIT(Part Page) CYLINDER ASSEMBLY ITEM 1 – RAP17365 (30.5" STROKE) REPLACES AP17365 SYNCHRONIZING CYLINDERITEM 3 – RAP37881 (10.540" STROKE) REPLACES AP37881 TUBE KITITEM 2 – RAP90480 – REPLACES AP13252