The 12426 Dampener Shock is a direct-fit replacement for all Demco hydraulic brake actuators, designed to absorb shock and reduce harsh vibrations during braking and towing. This high-performance component enhances towing stability and extends the life of your actuator and trailer components. It's built to OEM specifications and shown as #6 in the diagram. 

Features:

• Compatible with all Demco hydraulic brake actuators
• Reduces shock and vibration during towing
• Improves brake response and actuator longevity
• Easy to install with standard hardware
• OEM quality and fit

Specifications:

• Part Number: 12426
• Application: Dampener Shock for Demco actuators
• Small Ring Inside Diameter: 5/8"
• Large Ring Inside Diameter: 7/8"
• Collapsed Length (Center to Center): 6"
• Extended Length (Center to Center): 8"
• Body Diameter: 1-5/8"
• Diagram Reference: Shown as #6

Fitment: 

• Fits all Demco surge brake actuators
• Ideal for boat, utility, and equipment haulers using Demco Systems
• Designed to restore smooth actuator operation