DZ9114470075 Steering Gear

DZ9114470075 is an exclusive power steering gear for SHACMAN series heavy-duty trucks, serving as the core component of the vehicle steering system. It converts the steering force of the driver into mechanical transmission force, amplifies the steering torque through the power assist mechanism, reduces the driver's steering labor intensity, ensures flexible, stable and accurate steering of the vehicle, improves driving maneuverability and safety, and adapts to the harsh working conditions of heavy-duty trucks such as heavy load, long-haul, complex road conditions (mountain roads, gravel roads) and extreme temperatures.

Applicable Vehicles: SHACMAN X3000/F3000/M3000 series heavy-duty trucks (including tractor, dump truck, cargo truck)

Adaptable Systems: Vehicle hydraulic power steering system, steering column, steering tie rod assembly

OE Reference Number: DZ9114470075

Interchangeable Number: DZ9114470075, 9114470075

Interchangeability: Direct replacement of original factory steering gear, perfect matching with the original vehicle steering system interface, no additional modification of the steering mechanism, hydraulic pipeline or mounting bracket

Value-added Service: Support vehicle VIN code configuration verification, provide steering system matching advice, and professional installation and debugging technical guidance

Main Dimensions: 580±3mm×220±2mm×180±2mm (length×width×height)

Steering Gear Type: Recirculating ball type power steering gear (high load-bearing capacity, stable operation)

Rated Working Pressure: 14MPa

Maximum Working Pressure: 18MPa

Steering Ratio: 18:1 ~ 22:1 (adjustable according to vehicle model)

Oil Capacity: 1.2L

Operating Temperature: -40℃~120℃ (adapts to extreme temperature environment)

Waterproof Grade: IP65 (effective protection against rainwater, dust and mud erosion)

Load-bearing Capacity: ≥ 12000N·m (meets heavy-duty truck steering load requirements)

Steering Clearance: ≤ 0.5mm (ensures steering accuracy)

Connection Type: Flange connection (matches original vehicle steering column and tie rod)

Core Materials: High-strength alloy steel (steering gear housing, worm gear, worm), nodular cast iron (mounting bracket), high-wear-resistant bearing steel (ball), nitrile rubber (oil seal)

Surface Treatment: Steering gear housing adopts electrophoresis anti-corrosion treatment, worm gear and worm adopt carburizing and quenching treatment (improve hardness and wear resistance), oil seal adopts high-temperature resistant and oil-resistant treatment

Production Process: Precision forging (alloy steel parts), precision machining (worm gear, worm), heat treatment (carburizing, quenching, tempering), assembly of recirculating ball mechanism, hydraulic pressure test, steering accuracy calibration, 100% full-performance test before leaving the factory

Production Line Capacity: Self-owned professional molds and advanced machining equipment, monthly output ≥ 15,000 units

Quality Grade: High-quality aftermarket parts, fully consistent with original factory technical standards, performance indicators and installation dimensions, meeting heavy-duty truck steering safety requirements

Inspection Items: Steering accuracy test, hydraulic pressure test, wear resistance test, high and low temperature resistance test, waterproof test, vibration resistance test, oil leakage test, service life test

Quality System: IATF16949, ISO9001 international quality system certification

Batch Tracking: Support full batch traceability, each product is marked with unique batch number, production date and quality inspection code for quality tracking and after-sales tracing

Average Service Life: ≥ 5 years (or 500,000 kilometers of vehicle operation)

Performance Improvement: High-strength alloy steel worm gear and worm, high wear resistance and long service life; recirculating ball structure, smooth steering, small friction, reduced steering resistance; high-precision machining, small steering clearance, accurate steering; excellent hydraulic power assist, light steering, reducing driver labor intensity; good sealing performance, no oil leakage

Harsh Environment Adaptation: Adaptable to -40℃ ultra-low temperature in northern China, no oil thickening or steering jamming; resistant to 120℃ high temperature in engine compartment, no oil seal aging or oil leakage; IP65 waterproof and dustproof, suitable for rainy, snowy, dusty working conditions in northwest desert, southern rainy areas and construction sites, no internal component damage or steering failure

Common Fault Improvement: Solves the common problems of original steering gears such as steering jamming, excessive steering clearance, oil leakage, weak power assist, uneven steering, and fast wear of worm gear and worm

Maintenance Value: Direct replacement without modifying the steering system or hydraulic pipeline, reducing maintenance time by 40%; high reliability and long service life, reducing the frequency of steering gear replacement, avoiding steering failure caused by component wear, reducing maintenance costs and potential safety hazards

Packaging Configuration: EPE foam wrapping + anti-collision wooden frame + thickened carton + moisture-proof desiccant + oil-proof film (effectively prevent collision, corrosion and oil leakage during transportation)

Outer Carton Marking: OE number, product name (Steering Gear), applicable vehicle models, quantity, batch number, gross weight, net weight, storage and transportation precautions (avoid extrusion, collision, high temperature)

Product Marking: Laser marking of OE number, steering ratio, rated working pressure, batch number, production date

Customization Service: Support neutral packaging, customer brand customized packaging, and customized steering ratio according to vehicle model requirements

Inventory Status: In-stock supply, sufficient inventory to meet urgent order needs of customers

Minimum Order Quantity (MOQ): 5 pieces

Delivery Cycle: 3 days for spot goods; 10-20 days for bulk customized orders (due to complex production process)

Supply Stability: Monthly output ≥ 15,000 pieces, stable production capacity throughout the year, perfect supply chain management, strict quality control, no delivery delay due to insufficient production capacity or raw material shortage

Certification Qualifications: IATF16949, ISO9001 certified, can provide third-party professional test reports (steering accuracy, hydraulic pressure, wear resistance, waterproof performance, etc.)

Quality Guarantee Policy: 24-month quality warranty, 7-day free replacement and return for non-human damage (such as manufacturing defects, oil leakage, steering jamming, power assist failure)

Technical Support: 24-hour online technical response team, providing professional installation guidance, steering system debugging, fault troubleshooting and after-sales technical consultation

Return and Exchange Policy: Accept return and replacement for non-human damage, the freight shall be borne by the supplier; provide fast after-sales processing, ensure customer rights and interests, and provide replacement parts in time if needed

Northern China: SHACMAN X3000 tractor operating in -38℃ low-temperature environment in Heilongjiang, the steering gear runs stably for 5.5 years, steering is flexible and accurate, no oil leakage or jamming, effectively ensuring driving safety in cold areas

Northwest China: SHACMAN F3000 dump truck operating in Gobi desert areas, with large dust, high temperature difference and severe vibration, the steering gear resists dust, vibration and high temperature, service life exceeds 520,000 kilometers

Southern China: SHACMAN M3000 cargo truck operating in mountainous and rainy areas such as Sichuan and Yunnan, the steering gear has good waterproof performance, flexible steering, and adapts to complex mountain road steering needs, no failure

Installation: Before installation, check whether the steering gear model and mounting interface match the original vehicle; clean the installation surface and hydraulic pipeline interface to avoid debris entering the steering gear; install firmly according to the original vehicle mounting position, ensure the flange connection is tight, and connect the hydraulic pipeline correctly to avoid oil leakage; after installation, debug the steering accuracy and power assist effect.

Inspection: Every 40,000 kilometers, check the steering gear for oil leakage, the steering clearance for excessive wear, the hydraulic oil level and quality; check the mounting bolts for looseness, and the steering tie rod connection for firmness; replace the hydraulic oil regularly according to the vehicle maintenance manual.

Storage: Store in a dry, ventilated and cool warehouse, avoid contact with oil, corrosive substances, water and high temperature; place horizontally, avoid vertical placement or extrusion, so as not to damage the internal components and oil seal; protect the mounting interface and hydraulic interface to prevent debris entry.

Replacement: When the steering gear has oil leakage, excessive steering clearance, steering jamming, weak power assist, uneven steering or abnormal noise, replace the steering gear in time to avoid affecting driving safety and causing serious damage to the steering system.

Q1: Does it support vehicle configuration verification to ensure matching with my SHACMAN truck?

A1: Yes, we can verify the compatibility of the steering gear with your SHACMAN truck model (X3000/F3000/M3000) according to the vehicle VIN code, and provide professional matching suggestions.

Q2: What is the steering ratio of this steering gear, and can it be adjusted?

A2: The standard steering ratio is 18:1 ~ 22:1, which can be customized according to your specific vehicle model and steering needs to meet different working conditions.

Q3: Can samples be provided for testing before formal ordering?

A3: Yes, we support sample supply, and the sample fee can be deducted from the subsequent formal order amount.

Q4: What should I do if the steering gear leaks oil after installation?

A4: Our 24-hour online technical team can provide fault troubleshooting guidance, including checking the oil seal installation, hydraulic pipeline connection, and whether the steering gear is installed correctly, to help you solve the oil leakage problem quickly.

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