Complete XCMG Crane Hydraulic Spare Parts Guide: Pumps, Valves, Motors & Troubleshooting

The hydraulic system is the muscle behind every XCMG crane. From the main lift to the swing, telescoping and winch functions, hydraulic pumps, valves, motors and filters do the heavy lifting that keeps your machine productive and safe. When a hydraulic component fails, the whole crane stops — and that downtime costs you money.

In this guide, we explain the key XCMG crane hydraulic spare parts, how to identify the correct part number, the most common failure signs, and where to source genuine or OEM parts with fast worldwide delivery.

Why XCMG Crane Hydraulic Parts Matter

XCMG builds some of the most widely used truck cranes, all-terrain cranes and rough-terrain cranes in the world. Models such as the QY50K, QY70, XCA100 and XCR70 all rely on a precisely matched hydraulic system. Using the right hydraulic spare parts:

• Keeps lifting capacity and safety systems within design limits.

• Prevents expensive secondary damage to pumps, valves and cylinders.

• Reduces unplanned downtime and extends the service life of the crane.

• Helps your machine comply with local safety and inspection requirements.

A small leak or a failing pilot valve, left unfixed, can quickly become a full pump replacement. Choosing quality XCMG hydraulic parts is an investment in uptime, not just a repair.

Main Hydraulic Components of an XCMG Crane

Hydraulic Pumps

The pump converts engine power into oil flow that drives every working function. XCMG cranes commonly use axial piston pumps, gear pumps and double variable displacement pumps. The main pump supplies the lifting, telescoping and winch circuits, while a separate steering pump feeds the power-steering system. A well-known example is the double variable piston pump 803081151 used on XCMG truck cranes, and the OEM replacement main pump 3339121258 for XCMG truck cranes and loaders.

Hydraulic Control Valves

Valves direct oil flow and control pressure, speed and direction. Key types include multi-way valves, pilot-controlled valves, counterbalance (back-pressure) valves, balance valves and differential control valves. The multi-way valve 803070281 is a genuine OEM part widely used on XCMG cranes, while the pilot-controlled valve 803000192 handles precise, low-effort lever control.

Hydraulic Motors (Swing & Winch)

Hydraulic motors turn oil flow into rotary motion for the slewing (swing) drive and the winch. The slewing hydraulic motor 803092077 powers rotation on XCMG truck cranes, and the hydraulic motor 803087190 serves the XCMG XCR70 rough-terrain crane. A winch reducer, such as 800351175 for the QY50K, combines the motor and gearbox to handle heavy line pull.

Hydraulic Filters & Seals

Clean oil is the cheapest insurance for a hydraulic system. Suction, return and high-pressure filters remove contamination before it reaches precision parts. The hydraulic oil filter 803440491 is a commonly requested XCMG filter element. Worn seals and O-rings are also frequent wear items that cause slow leaks and pressure loss.

How to Identify the Right XCMG Hydraulic Part Number

Every genuine XCMG hydraulic part carries a unique part number printed on the nameplate or body, for example 803081151, 803070281 or 803092077. To order the correct spare part, prepare:

1. Crane model and year (e.g. XCMG QY50K, QY70, XCA100, XCR70).

2. The part number (stamped on the pump, valve or motor, or in the service manual).

3. The hydraulic schematic or boom / winch / swing designation if the number is unreadable.

4. A photo of the component and its nameplate.

Send these details to us and our engineers will cross-check the part number and confirm fitment before shipping, so you never receive a mismatched component.

Common XCMG Crane Hydraulic Failures & Troubleshooting

• Slow or weak lifting / telescoping — likely causes: worn main pump, leaking control valve, low oil level or a clogged filter. Check oil level and filter first, then test pump pressure.

• Crane swing is jerky or fails to rotate — likely causes: failing slewing motor or counterbalance valve. A faulty counterbalance back-pressure valve (such as 803000776 for the XCA100) can cause uncontrolled swing drift.

• Winch drops or won't hold load — likely causes: worn winch motor, damaged brake seal, or an inoperative winch reducer.

• Power steering feels heavy — likely causes: failing steering pump. The XCMG truck crane power steering pump 804001473 is a frequent replacement.

• Overheating or noisy hydraulics — likely causes: contaminated or low oil, worn bearings, or an obstructed filter element.

Rule of thumb: fix small leaks and filter issues immediately. Ignoring them raises the risk of a total pump or motor failure — the most expensive hydraulic repair on a crane.

Genuine OEM vs Aftermarket XCMG Hydraulic Parts

• Genuine XCMG OEM parts — best fit, consistent quality and full traceability. They are the safest choice for safety-critical items such as main pumps, control valves and swing motors.

• OEM-level replacement parts — manufactured to the same specification as the original with equivalent performance at a lower cost. Ideal for filters, seals and less critical wear parts.

• Low-cost aftermarket parts — tempting on price, but quality varies widely. Poorly made valves and pumps can cause unpredictable failures and void machine warranty.

As a professional supplier, we offer both genuine and OEM-level XCMG hydraulic parts, and we are transparent about the origin of every component so you can choose with confidence.

Where to Buy XCMG Crane Hydraulic Spare Parts

Qingdao Top Run International Trade Co., Ltd has been a leading supplier of construction machinery spare parts in China for more than 15 years. We supply original and OEM parts for XCMG, SANY, Zoomlion, Shantui and Liugong, with a broad stock of hydraulic pumps, valves, motors, filters and complete crane spare parts.

• One-stop sourcing for pumps, valves, motors, reducers and filters.

• Genuine & OEM options with quality certificates available on request.

• Reliable quality and worldwide delivery.

• Fast, accurate part-number matching by our technical team.

Browse the XCMG Crane Spare Parts category to see our full range, or send your part number and machine model for an instant quote.

FAQ About XCMG Crane Hydraulic Parts

• Q: Do XCMG hydraulic spare parts come with a quality certificate? — A: Yes. Genuine and most OEM parts can be supplied with quality certificates on request, especially for safety-critical items like valves and pumps.

• Q: Can I order hydraulic parts by crane model only, without a part number? — A: Yes. Send your crane model, year and a photo of the component or its nameplate. Our engineers will identify the correct part number for you.

• Q: How long does international delivery take? — A: Stock items are usually shipped within a few days. Delivery time depends on destination; contact us for an accurate estimate.

• Q: Do you supply parts for other brands? — A: Yes — we also supply SANY, Zoomlion, Shantui, Liugong and other major brands.

Contact us for part-number matching and wholesale pricing:
WhatsApp/WeChat: +86 15275228746 | Email: Bonnie@toprunsparepart.com