- ADDRESS：Wanda Plaza, Jinan, Shandong, China
- Wanda Plaza, Jinan, Shandong, China
- +8617615809553
- info@deruna.com
In the world of heavy-duty trucking, where safety and reliability are paramount, every component must perform flawlessly. The SHACMAN Wheel Fastening Bolt, bearing the genuine OEM part number DZ9100410129, is a critical fastener engineered to securely attach the wheel to the hub, ensuring safe vehicle operation under extreme loads and conditions. This high-strength bolt is a fundamental part of the wheel assembly system, directly responsible for maintaining the connection between the wheel rim and the axle hub. For technicians and fleet managers who prioritize safety and precision, sourcing this exact component from our specialized selection of Shacman truck parts guarantees a perfect fit and material quality that meets rigorous factory standards.
The DZ9100410129 bolt is manufactured from premium alloy steel and undergoes precise heat treatment to achieve the necessary tensile strength and fatigue resistance. Proper installation of these bolts with the correct torque specification is essential to prevent wheel separation, which could lead to catastrophic accidents. Using the genuine DZ9100410129 ensures the integrity of the wheel mounting system, protecting both the vehicle and everyone on the road.
Wheel Fastening Bolt
Крепежный болт колеса
Perno de Sujeción de Rueda
The DZ9100410129 Wheel Fastening Bolt is not a generic fastener; it is a precision-engineered component designed for one of the most critical safety functions on a vehicle. Multiple bolts work together in a wheel assembly to clamp the wheel firmly between the hub flange and the inner wheel nut or stud. This creates a rigid, non-slip connection that must withstand tremendous shear forces from acceleration, braking, and cornering, as well as cyclic loads from road vibrations.
Each DZ9100410129 bolt carries a portion of the total load, and if one fails, the remaining bolts become overloaded, potentially leading to a cascade failure. The design and strength of these bolts are therefore calculated to ensure that even under maximum load, the connection remains secure, preventing wheel loosening or detachment.
The performance of the DZ9100410129 is rooted in its material science. It is typically forged from medium-carbon alloy steel, such as grade 10.9 or 12.9, which indicates a minimum tensile strength of 1040 MPa and 1220 MPa, respectively. After forging, the bolts undergo a precise heat treatment process involving quenching and tempering.
This process alters the steel’s microstructure, giving the DZ9100410129 exceptional yield strength (resistance to permanent deformation) and hardness, while maintaining sufficient ductility to absorb shock loads without becoming brittle. The result is a fastener that can be torqued to high values without stretching and that resists fatigue cracking from the millions of stress cycles experienced during the truck’s service life.
The thread profile of the DZ9100410129 is engineered for maximum holding power. It features a fine or metric thread pitch that provides more thread engagement per unit length compared to coarse threads, offering better resistance to vibrational loosening. Many OEM wheel bolts, including the DZ9100410129, incorporate specific anti-loosening features.
These may include a precise thread tolerance that creates an interference fit, a tapered or radiused seat under the bolt head that centers the wheel perfectly and creates a locking wedge effect, or a pre-applied thread-locking patch. These design elements work in concert to ensure that once properly torqued, the bolt remains tight despite the constant vibration and shock loads inherent in truck operation.
Operating in harsh environments exposes wheel bolts to water, road salt, and chemicals that can cause corrosion. Corrosion weakens the bolt and can cause threads to seize, making removal difficult. The DZ9100410129 is protected with a durable surface coating. Common OEM finishes include zinc plating with a yellow chromate conversion coating (often seen on grade 10.9 bolts) or a geomet coating, which provides superior corrosion resistance.
This coating is precisely applied to protect the bolt without significantly altering its dimensions or the friction coefficient of the threads, which is critical for achieving accurate clamp force during torque application. The genuine DZ9100410129 ensures this coating meets durability standards.
| Specification | Detail |
|---|---|
| OEM Part Number | DZ9100410129 |
| Product Name | Wheel Fastening Bolt |
| Brand | SHACMAN |
| Strength Grade | 10.9 or 12.9 (High Tensile) |
| Thread Type | Metric Fine Thread (e.g., M22x1.5) |
| Head Style | Flanged Hex Head or Ball Seat |
| Surface Finish | Zinc-Plated with Corrosion Protection |
| Compatible Models | SHACMAN X3000, M3000, F3000 Series |
Correct installation of the DZ9100410129 is as important as the bolt itself. The procedure requires cleaning the bolt threads and the hub threads to remove dirt, rust, or old thread locker. The bolt should be hand-started to avoid cross-threading. The final tightening must be done with a calibrated torque wrench in a star or crisscross pattern to ensure even clamping force across the wheel. The specified torque value, provided by SHACMAN, must be strictly adhered to. Overtorquing can stretch the bolt beyond its yield point, permanently weakening it and leading to fatigue failure. Undertorquing can allow the wheel to work loose. After initial installation, a re-torque check is often recommended after the first 50-100 km of driving.
The failure of a wheel fastening bolt like the DZ9100410129 can have severe consequences. Initial failure may manifest as a clicking sound while driving, wheel vibration, or elongated bolt holes in the rim. Complete failure can lead to wheel separation, causing loss of vehicle control, catastrophic accidents, and significant damage. Therefore, a strict inspection regime is essential. During tire changes or routine maintenance, each DZ9100410129 bolt should be visually inspected for signs of stretching (necking), cracks under the head, thread damage, or severe corrosion. Any suspect bolt should be replaced immediately with a genuine part. It is also good practice to replace all wheel bolts if any are found failed, as they have experienced similar stress histories.
Wheel bolts are not universal. The DZ9100410129 is designed for specific SHACMAN truck models, wheel hubs, and rim types. Key specifications include thread diameter and pitch (e.g., M22x1.5), overall length, shank length, head style (flanged, ball seat, flat), and seat angle. Using an incorrect bolt can result in inadequate thread engagement, improper seating against the rim, or incorrect clamp force. The genuine DZ9100410129 is engineered to match the hub’s material strength and the rim’s design, ensuring a balanced and safe connection. Always verify the part number against your truck’s specifications or VIN to ensure compatibility before installation.
The difference between a genuine DZ9100410129 and an aftermarket bolt can be a matter of safety. OEM bolts are produced under strict quality control with traceable materials and certified heat treatment processes. Their strength grading is guaranteed. Aftermarket bolts may use inferior steel, have inconsistent heat treatment, or incorrect hardness, making them prone to stretching, snapping, or thread stripping. Their dimensional tolerances and coating quality may also be subpar. For a component where failure is not an option, the genuine SHACMAN DZ9100410129 provides verified performance and peace of mind, ensuring the wheel assembly’s integrity matches the vehicle’s original design safety margins.
For fleet operators, the consistent use of genuine wheel fastening bolts like the DZ9100410129 is a cornerstone of a proactive safety and cost-management strategy. Properly installed, high-quality bolts prevent wheel-off incidents, which can cause massive downtime, cargo loss, legal liability, and reputational damage. They also prevent damage to expensive wheel hubs and rims caused by loose wheels. By standardizing on the correct OEM part and enforcing proper torque procedures during tire service, fleets can significantly reduce roadside failures and associated emergency repair costs, contributing to higher overall fleet availability and lower total cost of ownership.
High-strength wheel bolts like the DZ9100410129 are designed for multiple uses, but they are not indestructible. Manufacturers typically provide guidelines on reusability. Bolts should be replaced if they show any visual defects, have been overtightened (yielded), or if the threads are damaged. The anti-corrosion coating also wears over time. As a best practice, many fleets replace wheel bolts preventively after a set number of removal/installation cycles or during major brake or hub overhauls. Reusing old, fatigued bolts on a new set of tires is a false economy, as the cost of the DZ9100410129 is negligible compared to the risk they mitigate.
Accurate identification is crucial. Always use the OEM part number DZ9100410129 when ordering. If the number is unknown, you must provide your SHACMAN truck’s model, axle position (front/rear), wheel hub type, and ideally the VIN. Measuring an old bolt’s thread diameter, pitch, length, and head style can help, but cross-referencing with the VIN is the most reliable method to ensure you receive the exact DZ9100410129 specification required for your vehicle. Ordering from a reputable source that supplies genuine SHACMAN parts guarantees you receive the correctly manufactured and certified fastener.
The SHACMAN DZ9100410129 Wheel Fastening Bolt is a quintessential example of a small component with an enormous safety responsibility. Its high-strength construction, precision engineering, and protective features make it the linchpin that secures the wheel to the vehicle. There is absolutely no room for compromise on quality or procedure when it comes to this component. Using the genuine OEM part, following the correct torque specifications, and adhering to a rigorous inspection schedule are non-negotiable practices for any responsible truck operator or maintenance facility. Investing in the DZ9100410129 and the correct installation practice is a direct investment in the unwavering safety and reliability of the commercial vehicle on every journey it undertakes.
We are a first-class heavy duty vehicles and spare parts supplier in China. which covers from engine, gearbox, cab, axle assemblies to main assembly accessories, electrical parts and other chassis parts like brake, clutch and steering parts.
A PROFESSIONAL CHINA TRUCK AND SPARE PARTS SUPPLIER
@Copyright DERUNA
