Excavator boom, arm or stick, and bucket cylinder locations with corresponding hydraulic seal kits
Arm Cylinder

Boom vs Arm vs Bucket Cylinder Seal Kits: What Is the Difference?

Learn the difference between boom, arm (stick) and bucket cylinder seal kits, why they are not interchangeable, and how to identify the correct excavator kit.
Excavator hydraulic cylinder, seal kit components, technical drawing and digital caliper used for seal kit identification
Excavator Seal Kits

How to Identify the Correct Excavator Seal Kit: Model, OEM Number, Cylinder Position and Measurements

Learn how to identify the correct excavator seal kit using the machine model, cylinder position, OEM number, serial range and accurate measurements.
The importance of repair seal kits in construction machinery
Buying Guide

Hydraulic Seal Kit Buying Checklist for Construction Machinery

Use this purchasing checklist to confirm the part number, machine model, cylinder position, dimensions, materials and supplier information before ordering.