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XCMG 804010109 Cab Lift Cylinder – Reliable Hydraulic Actuation for Articulated Dump Truck Cab Tilt Systems

Cab Lift Cylinder

Cab Lift Cylinder

Цилиндр подъема кабины

Цилиндр подъема кабины

Cilindro de elevación de cabina

Cilindro de elevación de cabina

The 804010109 Cab Lift Cylinder is a genuine XCMG hydraulic actuator engineered to safely and reliably raise and lower the operator cab on articulated dump trucks and heavy mining equipment. This OEM cylinder, identified by part number 804010109, features a precision‑machined steel body, a hardened chrome‑plated piston rod, and high‑quality polyurethane seals that withstand extreme pressures, temperature fluctuations, and continuous vibration. Designed for the demanding conditions of surface and underground mining, quarrying, and heavy construction, the 804010109 cab lift cylinder delivers smooth, controlled movement, exceptional load‑holding capability, and long service life, making it an essential replacement component for maintaining safe cab access, efficient maintenance access, and machine uptime in the toughest operating environments.

Technical Specifications

Parameter Specification
OEM Number804010109
Product NameCab Lift Cylinder (Genuine XCMG)
BrandXCMG
Cylinder TypeDouble‑acting hydraulic cylinder
Bore Diameter50 mm (nominal)
Rod Diameter28 mm
Stroke Length350 mm
Closed Length (end‑to‑end)520 mm
Maximum Working Pressure210 bar (3045 psi)
Maximum Push Force (at 210 bar)41 kN (approx.)
Maximum Pull Force (at 210 bar)23 kN (approx.)
Port ThreadG 3/8″ BSPP (both ports)
Piston Rod MaterialHardened steel, hard chrome plated (≥ 50 µm)
Body MaterialHigh‑strength steel tube, zinc‑nickel plated
Seal Kit MaterialPolyurethane (PU) and nitrile (NBR), temperature‑resistant
Operating Temperature (fluid)-20°C to +80°C
Fluid CompatibilityMineral oils (HLP, HVLP), synthetic hydraulic fluids
Piston SealsDouble‑acting polyurethane U‑cups with wear rings
Rod SealPolyurethane wiper and primary lip seal
End FittingsClevis mount (both ends) with steel pins, zinc‑plated
Pin Diameter (clevis)20 mm (nominal)
Compatible ModelsXCMG XDA30, XDA40, XDA45, XDA45U, XDA60, TA30 articulated dump trucks; also fits select wheel loaders and excavators with cab tilt systems
StandardsISO 9001, ISO 14001, ISO 6020/2 (hydraulic cylinder mounting), CE, RoHS compliant
Weight (approx.)9.5 kg

Product Overview

The 804010109 Cab Lift Cylinder is a precision hydraulic actuator that provides the lifting force needed to safely tilt and secure the operator cab on XCMG articulated dump trucks.

This genuine XCMG cylinder is designed to deliver smooth, controlled lifting and lowering of the cab, providing access to the engine and drivetrain components for routine maintenance and servicing.

Its robust construction, featuring a hardened chrome‑plated rod and heavy‑duty seals, ensures reliable operation in dusty, wet, and high‑vibration mining environments.

The cylinder’s double‑acting design allows positive control in both extension and retraction, ensuring safe cab positioning.

This component is a direct OEM replacement, restoring the original cab tilt functionality and safety interlocks.

Regular inspection of the cylinder for leaks, rod damage, or seal wear is recommended to ensure safe cab operation.

The Critical Role of Cab Lift Cylinders in Maintenance Safety and Efficiency

Articulated dump trucks require regular access to the engine, transmission, and hydraulic components for servicing. The cab tilt system allows the operator cabin to be hydraulically raised, providing safe and convenient access.

A reliable cab lift cylinder ensures that the cab can be raised and held securely during maintenance, protecting technicians from accidental lowering.

The 804010109 cylinder incorporates a load‑holding valve (integrated in the circuit) that prevents unintended descent in the event of hydraulic pressure loss.

Smooth, controlled lifting and lowering reduce the risk of shock loads that could damage cab mounts or the cylinder itself.

A properly functioning cab lift cylinder is essential for safe, efficient maintenance operations and minimising downtime.

Design and Engineering Excellence

The 804010109 cab lift cylinder is engineered with a focus on lifting capacity, durability, and smooth operation.

The cylinder body is manufactured from high‑strength steel tubing with a zinc‑nickel plating that provides excellent corrosion resistance and protection against abrasion.

The piston rod is induction‑hardened and hard‑chrome plated to provide a wear‑resistant, low‑friction surface that extends seal life and reduces scoring.

The piston features dual polyurethane U‑cup seals with integral wear rings that prevent metal‑to‑metal contact and maintain efficient sealing even under side loading.

The rod seal assembly includes a primary lip seal and a wiper that removes contaminants from the rod during retraction, protecting the internal components from dirt and moisture.

All fittings and pins are zinc‑plated for corrosion resistance, ensuring easy disassembly during maintenance.

Advanced Materials and Corrosion Protection

The 804010109 cylinder is constructed from materials selected for their ability to withstand the corrosive and abrasive conditions of mining and construction.

The steel body is zinc‑nickel plated, providing a robust barrier against rust and chemical attack, with salt‑spray resistance exceeding 300 hours.

The chrome plating on the rod is applied to a minimum thickness of 50 µm, ensuring long‑lasting protection against corrosion and mechanical wear.

The polyurethane seals are formulated to resist abrasion, extrusion, and chemical degradation from hydraulic oils, maintaining sealing integrity over a wide temperature range.

All fasteners and pins are zinc‑plated or coated with anti‑corrosion treatments to prevent seizing and ensure easy removal.

Applications in Mining and Construction

The 804010109 cab lift cylinder is used extensively on XCMG articulated dump trucks in surface mining, underground mining, and large‑scale construction projects.

It is a critical component of the cab tilt system, enabling safe access to the engine compartment for routine maintenance, inspections, and repairs.

In addition to articulated dump trucks, this cylinder is also used in XCMG wheel loaders, excavators, and motor graders that feature tilting cabs for service access.

Its robust design makes it suitable for use in both surface and underground environments, where dust, moisture, and temperature extremes are prevalent.

Reliable cab lift operation is essential for minimising maintenance downtime and ensuring technician safety.

Quality Assurance and Testing

Every 804010109 cab lift cylinder is manufactured in an ISO 9001 and ISO 14001 certified facility, with full material traceability and process control.

Incoming steel tubing, rod material, and seal components are tested for dimensional accuracy, hardness, and material composition.

During assembly, each cylinder is subjected to a 100% leak test at 1.5 times the working pressure, followed by a function test to verify smooth operation throughout the full stroke.

A sample from each production batch is endurance‑tested for over 100,000 cycles to validate seal life and mechanical integrity.

All cylinders are visually inspected for surface finish, plating quality, and proper assembly before packaging.

Only cylinders that pass all tests are released, guaranteeing consistent performance and reliability.

Compatibility and Fitment

The 804010109 cab lift cylinder is a direct replacement for the original cylinder on XCMG articulated dump trucks, including XDA30, XDA40, XDA45, XDA45U, XDA60, TA30, and many other models.

It is also compatible with select XCMG wheel loaders, excavators, and motor graders that use the same cab tilt cylinder design.

The cylinder’s mounting dimensions, port sizes, and pin diameters are matched to the original equipment, ensuring a hassle‑free installation.

For cross‑brand applications, verify that the stroke length, bore size, and mounting type match your requirements.

Always consult your machine’s parts manual to confirm the correct part number before ordering.

Installation and Maintenance Guidelines

Replacing the 804010109 cab lift cylinder requires mechanical skills and standard hand tools. Always support the cab securely with a mechanical prop before removing the cylinder.

Depressurise the hydraulic system and disconnect the supply and return lines from the cylinder ports. Cap the lines to prevent fluid loss and contamination.

Remove the mounting pins securing the cylinder to the cab and chassis, and carefully remove the old cylinder.

Install the new cylinder in reverse order, ensuring the pins are fully seated and secured with retaining clips.

Reconnect the hydraulic lines, tighten the fittings to the recommended torque, and bleed the system to remove trapped air.

Cycle the cab lift through its full range to verify smooth operation and check for leaks. Re‑torque fittings after the first test cycle.

During routine maintenance, inspect the cylinder for oil leaks, rod scoring, or damage. Replace the cylinder if any signs of wear or damage are detected.

Compliance and Safety Standards

The 804010109 cab lift cylinder complies with ISO 6020/2, which specifies mounting dimensions and performance requirements for hydraulic cylinders.

It is manufactured in accordance with ISO 9001 quality management and ISO 14001 environmental standards.

The cylinder is CE marked and RoHS compliant, meeting international safety and environmental regulations.

Using genuine XCMG cylinders ensures compliance with original equipment safety specifications, including load‑holding and locking requirements.

Always replace worn or damaged cylinders with genuine parts to maintain cab tilt safety and reliability.

Why Choose Genuine XCMG 804010109?

Aftermarket cab lift cylinders often use lower‑grade steel, thinner chrome plating, or inferior seals that lead to premature leakage, rod scoring, or catastrophic failure.

The genuine 804010109 cylinder is manufactured to XCMG’s exacting specifications, ensuring the correct lifting force, stroke length, and mounting geometry.

Its high‑quality materials and precision assembly deliver long, reliable service life, reducing replacement frequency and maintenance costs.

Genuine XCMG parts preserve warranty coverage and maintain the resale value of your equipment.

Choose genuine XCMG for safety, reliability, and peace of mind.

Conclusion

The XCMG 804010109 Cab Lift Cylinder is a vital component that ensures safe, reliable cab tilting operation on articulated dump trucks and heavy equipment.

Its robust construction, advanced sealing technology, and corrosion‑resistant finish deliver dependable performance in the harshest mining and construction environments.

By replacing worn or damaged cylinders with genuine XCMG parts, you protect maintenance personnel, reduce downtime, and maintain machine productivity.

Always source genuine XCMG components from authorised dealers to guarantee authenticity and quality.

Choose the 804010109 cab lift cylinder for dependable lifting performance and lasting value.

Invest in genuine XCMG – your partner in safety and reliability.

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