Core Product Functions
AZ9100413007 is a dedicated front axle for SINOTRUK HOWO T7H, T5G, A7, TX and engineering dumpers. As a key load-bearing and steering part, it carries the vehicle's front load, transmits steering force, and ensures stable driving and flexible steering. Designed for heavy-load, long-distance transport and complex roads, it has strong load-bearing capacity, good rigidity and stable steering. Its optimized structure prevents deformation and abnormal wear during long-term use, ensuring driving safety and reducing maintenance times.
Compatibility & Interchangeability
①Applicable Vehicles: SINOTRUK HOWO T7H/T5G/A7/TX, and HOWO engineering dumpers, mixers with matching front axle specs.
②Adaptable System: Matches original steering, suspension and braking systems-no need to modify mounting interfaces, steering linkages or brake pipelines.
③OE Reference Number: AZ9100413007
④Interchangeability: Follows original dimensions, load parameters and mounting specs. Directly replaces the original front axle, no secondary machining or debugging.
⑤Value-added Service: Our technicians confirm fit via your vehicle model, chassis number and load needs, and offer pre-installation checks and post-installation steering debugging.
Key Technical Parameters
|
Parameter Name |
Specification |
|
Applicable Vehicle Model |
SINOTRUK HOWO T7H/T5G/A7/TX, HOWO engineering vehicles |
|
Rated Load Capacity |
7.5t |
|
Max Load Capacity |
9t |
|
Axle Tube Diameter |
150mm |
|
Wheelbase Adaptation |
3200-4500mm |
|
Steering Angle |
±38° |
|
Overall Length |
1850mm |
|
Overall Weight |
380kg |
|
Wheel Bolt Specification |
10×M22×1.5 |
|
Bearing Model |
32222 (left/right) |
|
Material |
40Cr alloy steel (axle tube), HT300 cast iron (steering knuckle) |




Materials & Craftsmanship
Core Materials
Axle tube uses quenched-tempered 40Cr alloy steel-strong load-bearing, rigid, impact-resistant, and non-deformable under heavy load. Steering knuckle adopts HT300 high-quality cast iron, tough and wear-resistant for frequent steering impact. Wheel hub is ductile iron, dense and corrosion-resistant. Fasteners are high-strength bolts for firm, non-loose connection.
Surface Treatment
Axle tube is shot-blasted and sprayed with high-temperature anti-rust paint-strong adhesion, corrosion-resistant, suitable for humid, dusty harsh environments. Steering knuckle is precision-machined and anti-rust treated for smooth steering and less wear. Wheel hub is galvanized to prevent rust and extend service life.
Production Craftsmanship
Adopts precision forging + CNC machining + heat treatment + assembly. Axle tube is precision die-forged for dense structure and uniform strength. CNC machining ensures accurate dimensions and component matching. Heat treatment controls temperature and time to enhance toughness and wear resistance. Each front axle passes load-bearing and steering performance tests before delivery.
Quality Grade & Inspection
①Quality Grade: OE-matching, meets HOWO vehicle standards and national heavy-duty axle requirements. Passed 500-hour load-bearing durability and 10,000-time steering cycle tests, with stable performance.
②Inspection Items: Load-bearing capacity, steering angle accuracy, dimensional accuracy, material hardness, internal defect detection, surface treatment and fastener torque.
③Quality System: Factory certified by IATF16949 and ISO9001, with full-process control from raw materials to delivery.
④Batch Tracking: Each front axle has laser-engraved OE number, batch number and production date. Records kept over 3 years for full traceability.
Service Life & Performance
①Average Service Life: ≥6 years (600,000km), matching HOWO vehicle service life, reducing replacement and maintenance costs.
②Performance Advantages: Strong load-bearing, non-deformable under heavy load; flexible steering with accurate angle; wear-resistant, long service life; corrosion-resistant for harsh environments.
③Harsh Environment Adaptability: Stable at -40℃~80℃, suitable for alpine, high-temperature, humid and dusty conditions. Strong impact and vibration resistance for heavy-load road jolts.
Fault Improvement & Replacement Value
Common Fault Optimization
Aiming at original front axle faults-axle tube deformation, steering knuckle wear, loose fasteners, inflexible steering and rust-we optimized materials, structure and surface treatment. It solves these issues, avoids steering failure and safety hazards, and cuts maintenance frequency.
Maintenance & Replacement Value
Easy to disassemble and assemble on-site with special tools, shortening maintenance time. Fully compatible with original systems, no extra debugging needed-ready to use immediately. Stable performance and long service life reduce vehicle downtime and operating costs.
Packaging & Marking
Packaging Configuration
Adopts heavy-duty shockproof packaging: inner EVA foam, middle steel frame cover, outer reinforced carton. Front axle is fixed with positioning bracket to avoid collision. Key components are wrapped in plastic film to prevent dust and rust. Matching accessories are independently packaged.
Marking Specifications
Outer Carton: Printed with OE number, product name, vehicle model, quantity, batch number, weight, and moisture-proof/shock-proof/fragile signs. Export orders include multilingual instructions.
Product Marking: Laser-engraved OE number, rated load and batch number on axle tube-wear-resistant and easy to identify.
Customization Service: Neutral packaging and LOGO customization available. Carton printing, language and size adjustable by market needs.
Supply Capacity
①Inventory Status: Sufficient AZ9100413007 stock, covering all applicable HOWO models, with immediate spot delivery for urgent orders.
②MOQ: 1 piece; bulk discounts (≥20 pieces); large customized orders adjust production cycle by delivery time.
③Delivery Cycle: Spot orders shipped in 24-48hrs; bulk in 10-15 days. Foreign trade provides customs clearance, export documents and optional transport.
④Supply Stability: Stable raw material supply and production lines, monthly output over 1,200 pieces, no delivery delays.
Certification & After-sales Guarantee
①Certification Qualifications: IATF16949 and ISO9001 certified. Third-party test reports available for import/export, including load-bearing, steering and material performance tests.
②Quality Guarantee: 36-month warranty. Free return/replacement for non-human faults (axle tube deformation, steering knuckle wear, etc.).
③Technical Support: 24-hour online professional team, offering installation guidance, fault diagnosis and maintenance training based on vehicle model and load needs.
④Return Policy: We bear round-trip freight for quality-related returns; free replacement for transport-damaged products.
Frequently Asked Questions (FAQ)
Q1: Is it compatible with all HOWO T7H/T5G/A7/TX models?
A1: Yes, fully compatible. Provide specific vehicle model and wheelbase for precise confirmation.
Q2: What are the key points of installation?
A2: Clean mounting interface and steering linkage; check front axle integrity; fasten bolts evenly by specified torque; adjust steering angle and test flexibility.
Q3: Can foreign trade orders provide customized packaging and documents?
A3: Yes, neutral/LOGO packaging, multilingual manuals and full export documents are available.
Q4: How to deal with axle tube deformation during the warranty period?
A4: Provide fault photos, batch number and vehicle model; we'll send a new product and bear all freight for quality issues.
Maintenance & Precautions
Installation Requirements
Disconnect power and steering linkage; check front axle integrity and fasteners; clean interface and linkage; install correctly, fasten bolts evenly; adjust steering angle, connect linkage and test performance.
Regular Inspection
Check for deformation, rust and wear every 20,000km; retighten loose fasteners; adjust abnormal steering angle/flexibility; lubricate steering knuckle and bearing regularly; replace worn bearings timely.
Storage Requirements
Store in dry, ventilated, dust-free warehouse; place horizontally to avoid deformation; wrap key components in plastic film; 12-month unopened shelf life; apply anti-rust oil after opening.
Replacement Tips
Replace for axle tube deformation, steering knuckle wear, inflexible steering, loose fasteners or excessive rust. Replace bearings and steering linkage together; adjust angle and test after replacement.
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