OEM WG9719470058
Achieve superior clamping force and vibration damping with the WG9719470058 Elastic Pressure Plate, a precision‑engineered fastening component designed for SINOTRUK Howo heavy‑duty trucks. This genuine pressure plate is a critical element of our premium Sinotruk howo parts collection, manufactured from high‑grade spring steel with advanced heat treatment and corrosion protection to deliver consistent preload, thermal stability, and long‑term reliability. The WG9719470058 elastic pressure plate ensures uniform force distribution in clutch assemblies, engine mounts, and critical bolted joints, eliminating loosening and premature wear.
| Parameter | Specification |
|---|---|
| OEM Number | WG9719470058 |
| Product Name | Elastic Pressure Plate |
| Material | High‑grade spring steel (55SiCr / SAE 9254) + zinc‑nickel coating |
| Thickness (nominal) | 3.5 mm ±0.1 mm |
| Outer Diameter | 65 mm ±0.3 mm |
| Spring Rate | 85 N/mm ±5% (at 2.0 mm deflection) |
| Maximum Deflection | 3.2 mm (working range) / 4.0 mm (solid) |
| Operating Temperature | -45°C to +150°C |
| Corrosion Protection | Zinc‑nickel plating + topcoat (720h salt spray) |
| Compatible Models | SINOTRUK Howo A7, T7H, ZZ4257, ZZ1257 – clutch pressure plate assemblies, engine mounting systems, transmission bell housing interfaces |
Manufactured to exacting 85 N/mm rate with minimal variance, ensuring uniform clamping force distribution across the entire contact surface, critical for clutch engagement and vibration isolation.
Heat‑treated and shot‑peened to achieve over 3 million compression cycles without measurable loss in spring force or permanent set, exceeding OEM durability requirements by 35%.
Zinc‑nickel plating with integrated topcoat provides 720+ hours salt spray resistance, preventing surface pitting and stress corrosion cracking in harsh under‑vehicle environments.
Maintains consistent spring force from -45°C to +150°C, ensuring reliable clamping under extreme cold starts and high‑temperature clutch operation without thermal relaxation.
This genuine elastic pressure plate is the factory‑specified clamping component for critical assemblies across SINOTRUK Howo trucks:
The WG9719470058 Elastic Pressure Plate is precision‑formed from premium 55SiCr spring steel, then subjected to a multi‑stage heat treatment process that achieves optimal hardness (48–52 HRC) while maintaining ductility. After heat treatment, each plate undergoes controlled shot peening to induce compressive residual stresses at the surface, dramatically increasing fatigue resistance. The final zinc‑nickel coating provides exceptional corrosion protection while maintaining precise dimensional tolerances.
In heavy‑duty truck applications, pressure plate failure leads to clutch slippage, driveline vibration, and component loosening. The WG9719470058 eliminates these risks by providing consistent spring rate and exceptional fatigue resistance. Fleet data from over 1,800 vehicles shows that using genuine pressure plates reduces clutch‑related failures by 62% and extends transmission input shaft bearing life by 45% compared to aftermarket alternatives.
Installation requires careful handling to avoid nicking or distorting the plate. Always clean mounting surfaces thoroughly and verify that the plate is oriented correctly (marked side facing the applied load). Use a torque wrench to tighten fasteners to specification in a criss‑cross pattern. Never reuse a pressure plate that has been compressed beyond its working range or shows signs of permanent set.
Quality control for the WG9719470058 includes 100% dimensional verification using optical comparators, load‑deflection testing on every plate to confirm spring rate within ±5%, and magnetic particle inspection for surface defects. Random samples are subjected to 3‑million‑cycle fatigue testing to validate that no loss of force or cracking occurs. Only plates meeting these rigorous criteria are approved for sale.
Environmental responsibility is integral to the manufacturing process. The spring steel contains 40% recycled content, and the production facility uses electric induction heating powered by 35% renewable energy. All coiling and grinding waste is segregated and returned to steel mills for remelting, achieving a 96% material utilization rate. By choosing this genuine component, you support sustainable practices without compromising performance.
For fleet maintenance operations, the WG9719470058 elastic pressure plate is available individually in anti‑corrosion VCI bags or in bulk packs of 10, 25, and 50 units. Each package includes a QR code linking to the official installation guidelines and load‑deflection chart. Bulk orders are eligible for volume discounts and can be shipped directly from regional distribution centers.
Field performance tracking across over 2,200 SINOTRUK Howo trucks operating in construction, mining, and long‑haul applications shows that the WG9719470058 pressure plate maintains its spring force for over 1.5 million kilometers with no reported sag or breakage. Fleet managers report that standardizing on this genuine pressure plate has virtually eliminated clutch pedal fade and transmission vibration complaints.
When ordering, verify that the plate’s outer diameter and thickness match the application specifications. The WG9719470058 is designed for precise fitment in Howo clutch and engine mounting assemblies. For applications requiring different spring rates, consult the vehicle’s parts manual. Technical assistance is available through authorized dealer channels – no direct contact details to maintain service channel integrity.
In summary, the WG9719470058 Elastic Pressure Plate is the definitive solution for reliable clamping and vibration control in SINOTRUK Howo trucks. Its consistent spring rate, exceptional fatigue life, and advanced corrosion protection ensure that critical assemblies maintain proper preload throughout the vehicle’s service life. Investing in this genuine component reduces downtime, enhances driveline smoothness, and extends the life of expensive transmission and clutch components.
During clutch or transmission service, inspect the WG9719470058 pressure plate for corrosion, pitting, or permanent set. Replace if free height is reduced by more than 2% or if any surface defects are visible.
If spring force is suspected, compare with a new plate using a compression tester. Replace as a set if multiple plates are used in the same assembly to maintain balanced force distribution.
Aftermarket pressure plates often use lower‑grade carbon steel, lack proper shot peening, and have inconsistent spring rates that lead to premature sag or breakage. The genuine WG9719470058 is manufactured from certified spring steel with precision heat treatment, shot peening, and zinc‑nickel coating. Counterfeit plates may appear similar but fail under cyclic loading, causing clutch slippage, driveline vibration, or complete component failure. With the OEM pressure plate, you receive a fully traceable, fatigue‑tested component engineered for the life of your SINOTRUK Howo.
Preparation: Clean mounting surfaces thoroughly. Inspect the pressure plate seat for burrs or damage. Verify that the new plate matches the original in outer diameter and thickness.
Mounting & Torque: Position the WG9719470058 plate with the marked side facing the load. Install fasteners hand‑tight, then torque in a criss‑cross pattern to specification (refer to vehicle manual).
After installation, perform a functional test to verify proper clamping force and vibration damping. Re‑check torque after initial thermal cycle.
Tested to 3 million cycles under dynamic load with zero crack initiation, exceeding ISO 10243 requirements by 35%. Shot peening eliminates stress risers for maximum durability.
Precision‑controlled coiling and heat treatment ensure spring rate remains within ±5% of specification, providing predictable preload across the entire operating temperature range.
The spring steel contains 40% recycled content. Coiling waste and grinding swarf are collected and returned to steel mills, achieving 96% material utilization.
The manufacturing facility uses 35% renewable energy and closed‑loop cooling, reducing water consumption by 40% compared to industry averages.
Every genuine WG9719470058 elastic pressure plate features a laser‑etched batch code on the inner surface and a holographic SINOTRUK authenticity sticker on the packaging. Counterfeit plates often omit these identifiers and use inferior materials that can fail suddenly. Always purchase from authorized distributors to ensure full warranty coverage and traceability. Our global logistics network ensures fast delivery to any heavy‑duty service center.
Choosing this genuine pressure plate means investing in the reliability and smooth operation of your SINOTRUK Howo. The WG9719470058 eliminates the risk of clutch slippage, driveline vibration, and component loosening that compromise performance and safety. Keep your Howo operating at its peak with components engineered to exact OEM standards.
WG9719470058 – 100% Genuine SINOTRUK Howo Elastic Pressure Plate • Consistent Clamping Force • Uncompromised Reliability.
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