13MPa Clockwise Single Rotation Power Steering Pump DZ98149470733 | WP7H Hydraulic Steering Pump For Heavy Truck Steering System
Product Description
This DZ98149470733 WP7H power steering pump is the core hydraulic power component for heavy truck steering system, rated working pressure at 13MPa with clockwise single rotation design. Made of high-strength cast iron housing with anti-rust black coating, matched standard oil inlet/outlet ports and fixed mounting lugs per OEM specification. Every finished pump undergoes pressure tightness and load test to guarantee stable oil supply and smooth steering assistance under full-load driving.
Technical specifications
| Feature |
Specification |
Benefit |
| Pump Housing |
High-density cast iron with black anti-rust paint |
High pressure resistant, not easy to crack or rust |
| Working Parameter |
13MPa, clockwise single rotation WP7H spec |
Perfect power match for original steering assembly |
| Inner Core |
Pre-opened OEM standard fixing holes |
Low internal leakage and stable hydraulic output |
| Mount Structure |
OEM preformed fixed lugs and oil ports |
Direct installation without secondary machining |
Key Features | Core Advantages
- High-density cast iron pump body improves compression resistance and effectively avoids casing cracking under high hydraulic pressure.
- Standard 13MPa rated pressure & clockwise single rotation design strictly follows original vehicle power matching requirement.
- Precision internal rotor assembly reduces internal leakage to keep stable hydraulic output and light steering operation.
- Pre-machined mounting ear and standard oil ports enable direct bolt and pipeline installation without extra modification.
- Strict factory pressure testing eliminates oil leakage fault to extend service life in long haul complicated road conditions.