Quick view Add to Cart New Coupling Shaft Subassembly for Variable Displacement Hydraulic Pumps - Parts 291086 and 388913 Document Part Number: Service Bulletin No. 29-18, 910266-18 Number of pages: 2Part Number: Service Bulletin No. 29-18, 910266-18Revision Date: 30-Nov-1973 MSRP: Was: Now: $15.00