2440974 Backhoe Boom Cylinder Seal Kit fits Caterpillar 430D 

•  Fits Caterpillar Cylinders
• #430D Backhoe Boom Cylinder#1832849
• Serial#BML1-UP;BNK1-UP
• #430D Backhoe Boom Cylinder#2058655
• Serial#BML1-UP;BNK2502-UP
• 2-3/4" Rod x 5-3/8" Bore
• Includes Wiper, Buffer, U Cup and Piston seals
• After market seal kit for Caterpillar equipment