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SHACMAN X3000 Steering Power Cylinder Assembly DZ9114470008
It is part of the hydraulic power steering system for heavy-duty trucks, designed primarily to provide hydraulic power assistance for the front-wheel steering of heavily loaded vehicles, enabling the driver to steer with ease even when the vehicle is fully loaded.
Common signs of damage
1. Heavy steering/internal leakage: The presence of metal particles in the hydraulic fluid causes uneven wear on the internal piston seals, leading to "internal leakage." Symptoms include steering that feels light when the accelerator is pressed but becomes extremely heavy at idle, or a complete loss of power assistance when turning in one specific direction.
2. External fluid leakage: Damage to the dust seals around the piston rods at either end of the cylinder housing results in visible dripping of the power steering hydraulic fluid.
3. Mechanical play (looseness): The articulated ball joints at the ends of the assembly may become worn and lose their proper shape due to a severe lack of grease lubrication. This causes issues such as front-wheel shimmy while driving, uneven tire wear, and a "loose" or unstable steering feel.
SHACMAN Heavy Duty Truck Front Twin-Steering Axle Power Cylinder Loop Maintenance & Replacement BOM List
| Item No. | Genuine Part Number | Part Name (English) | Qty per Vehicle | Recommended Status | Technical & Procurement Notes |
|---|---|---|---|---|---|
| 01 | DZ9114470008 / WG9014470008 | Steering Power Cylinder Assembly | 1 pc | Core Replacement | Main Item. Double-acting hydraulic cylinder, commonly used for steering force assistance on the second steering axle. |
| 02 | DZ9100470225 (Ref.) | Power Cylinder Mounting Pin / Bolt | 2 pcs | Highly Recommended | Articulates the cylinder ends to the chassis frame and steering rods. Must replace if rusted, deformed, or out-of-round under long-term shear stress. |
| 03 | Q40316 / Q341B16 (Standard) | High-Strength Self-Locking Nut & Washer Kit | 2 sets | Must Replace | Used with mounting pins/bolts. Must feature self-locking capability to prevent steering loop failure from high-frequency chassis vibration. |
| 04 | DZ9112470002 (Ref.) | Steering Oil Reservoir Filter Element | 1 pc | Must Replace | Critical consumable. Traps metallic particles and sludge in the hydraulic circuit. Failing to change the filter invalidates the new oil. |
| 05 | DZ9114470072 (Ref.) | High-Pressure Inlet/Outlet Hose Assy (M16×1.5) | 1-2 pcs | Inspect & Replace | High-pressure rubber hose. Replace immediately if surface cracking, fluid sweating, or exposed steel braiding is detected to prevent bursting. |
| 06 | Q2540812 / Q701B01 | Copper Sealing Washer / Grease Nipple Kit | 4-6 sets | Must Replace | Copper washers for oil pipe banjo joints (prevents external leaks) and grease nipples for end ball joints. Highly economical wear parts. |
| 07 | No. 8 Hydraulic Transmission Oil | Premium Steering Fluid (ATF) | 1 can (~4-5L) | Must Replace | Never reuse drained oil. The steering reservoir and pump must be flushed clean before refilling with fresh fluid. |
DETAILS
| DESCRIPTION | Steering Power Cylinder Assembly | PART NUMBER | DZ9114470008 |
| WEIGHT | 10kg | VOLUME | 510mm × 130mm × 130mm |
| TRUCK MOLDE | SINOTRUK | QUALITY | Copy,High Copy, OEM,Original |
| MOQ | 1 | WARRANTY | 1 year |
| PAYMENT | TT/WESTEN UNION | SHIPMENT | by air/sea/railway |
| BRAND | SINOSACHS | PLACE OF ORIGIN | JINAN CITY,CHINA |
| STOCK | IN STOCK | APPLICABLE SITE | CAB |
| PACKAGE | Carton/Woodenbox | PORT OF LANDING | Qingdao Port,China |
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