Excavator Auxiliary Hydraulics

Rotate and Tilt Hydraulic Kits

Add precise two-way hydraulic control for rotating and tilting attachments with an HKX circuit planned around the excavator, available oil source, control preference, and installation route.

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Manufacturer-neutral excavator tiltrotator representing an HKX rotate and tilt hydraulic system

Rotate / Tilt

A dedicated circuit for controlled rotation and tilt functions.

HKX Rotate / Tilt kits provide the components, instructions, and technical support required to add a dedicated auxiliary function to an excavator. The circuit can operate as a stand-alone system or as a secondary circuit mounted over an existing auxiliary kit.

The published HKX configuration uses double-acting hydraulics and dedicated low-flow plumbing for attachments such as rotating couplers and tilting buckets. Final configuration depends on the machine, attachment, available oil source, and control strategy.

Published HKX Specifications

Understand the standard configuration before final selection.

These legacy HKX values describe the standard kit basis. Final component selection and machine settings require application confirmation.

Double Acting
Hydraulic system: two-way oil
20 GPM or Less
Dedicated low-flow line sizing
5,000 PSI
Published hose pressure rating
Not Upgradeable
Designed as a focused secondary function

Attachment Applications

Control the secondary functions that position the attachment.

Rotate / Tilt circuits are intended for lower-flow, double-acting functions that need deliberate bidirectional control.

Rotating Attachments

Provide controlled oil in both directions for hydraulic rotation functions.

Tilting Buckets

Add a dedicated circuit for positioning a hydraulic tilting bucket.

Second Circuits

Mount the low-flow system over an existing auxiliary circuit when the application requires another function.

Custom Functions

Support other compatible low-flow, two-way attachment functions after application review.

HKX rotate and tilt kit diagram showing boom plumbing, controls, fittings, clamps, and electrical components

System Features & Options

See how the Rotate / Tilt system comes together.

The published HKX configuration combines machine-specific routing with prepared controls, fittings, valves, clamps, electrical components, and installation guidance.

Configuration details

Controls

Joystick, OEM joystick, proportional joystick, or foot pedal.

Recommended Options

Proportional joystick, secondary oil source when installed over an existing auxiliary circuit, and case drain.

Routing & Connections

Plumbing routes to the end of the arm and terminates with low-flow disconnects.

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HKX hydraulic kit installation manuals and component references

Application & Installation Planning

Match the system to the excavator and attachment.

Accurate machine and attachment details help HKX identify the appropriate circuit, components, controls, routing, and installation support.

  1. 01
    Identify the excavator

    Provide the manufacturer, model, serial number, current hydraulic equipment, and any relevant machine options.

  2. 02
    Define the attachment

    Confirm the attachment make and model, required functions, flow, pressure, case drain, and connection requirements.

  3. 03
    Select controls and routing

    Review operator controls, oil sources, component placement, boom and arm routing, and service-access needs.

  4. 04
    Prepare and support the installation

    Use the packaged components and instructions, with HKX technical assistance available for installation and future parts identification.

Why equipment teams choose HKX

Continue Exploring

Useful HKX resources for the next step.

Compare hydraulic kit types, browse product literature, or learn more about the engineering and support behind HKX systems.

Product Literature

Find flyers, brochures, and application-focused hydraulic product information.

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Hydraulic Kit Types

Compare common circuit configurations and attachment-focused hydraulic solutions.

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Find the Right Hydraulic System

Tell HKX about your excavator and attachment.

Share the machine model, serial number, attachment details, required functions, and current hydraulic configuration. An HKX specialist can help identify the next step.