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WG229100175 Lock Plate Spacer – Precision Positioning and Locking Solution for SINOTRUK Howo Driveline Components

PART NO.:
WG229100175
Part Name:
Lock Plate Spacer
Russian Name:
Прокладка фиксирующей пластины

The WG229100175 Lock Plate Spacer is a precision-engineered, multi-functional component designed for critical positioning and locking applications in SINOTRUK Howo transmissions, differentials, and other driveline assemblies. As a trusted supplier of genuine Sinotruk howo parts, we offer this OEM-grade lock plate spacer as a direct replacement for the original factory component. The WG229100175 lock plate spacer provides precise axial spacing, positive locking, and anti-rotation protection for bearings, gears, and shaft components, ensuring accurate component positioning under all operating conditions. Manufactured from high-quality alloy steel with precision-ground surfaces, controlled heat treatment, and a corrosion-resistant finish, this lock plate spacer delivers reliable performance, consistent clamping force, and long-term durability in the demanding environment of heavy-duty truck drivetrains.

The WG229100175 lock plate spacer is essential for maintaining proper component spacing and preventing unwanted rotation or axial movement in your HOWO truck’s driveline. A worn, deformed, or missing spacer can lead to component misalignment, premature bearing failure, and costly driveline damage. This genuine OEM spacer restores precise positioning and locking, ensuring your truck operates reliably and efficiently.

OEM direct replacement • High-quality alloy steel • Precision-ground surfaces • Positive locking • Corrosion-resistant finish

WG229100175 Lock Plate Spacer
WG229100175 Lock Plate Spacer (EN)
Стопорная пластина-проставка WG229100175 (RU)
Separador de placa de bloqueo WG229100175 (ES)

Product Overview – WG229100175 Lock Plate Spacer

The WG229100175 is a lock plate spacer used in SINOTRUK Howo transmissions, differentials, and other driveline assemblies. This component serves two critical functions: providing precise axial spacing between components and preventing rotation of adjacent parts through its locking plate feature. Its OEM-grade construction precisely matches the original spacer’s dimensions, thickness, and locking geometry, ensuring perfect fitment and reliable performance.

The lock plate spacer is manufactured from high-quality alloy steel with precision-ground surfaces for accurate thickness and parallelism. The component features a contoured shape with integrated locking tabs or tangs that engage with adjacent components, preventing relative rotation under vibration and torque loads. The spacer is heat-treated to achieve optimal hardness and wear resistance while maintaining the necessary ductility for reliable locking action.

The WG229100175 is designed to withstand the extreme forces, vibration, and thermal cycling typical of heavy-duty truck drivelines. Its precision-ground surfaces ensure accurate component spacing, while the locking feature provides positive anti-rotation protection, keeping critical components in their correct positions. The component is finished with a corrosion-resistant coating to protect against moisture and driveline fluid contamination.

Common symptoms of a failing lock plate spacer include visible wear on the locking tabs, deformation of the spacer, loss of clamping force, and misalignment of adjacent components. Replacing a worn spacer with the WG229100175 restores proper spacing and locking protection, safeguarding your driveline from costly damage.

Whether you’re performing a major driveline overhaul or replacing a worn spacer, the WG229100175 Lock Plate Spacer offers the quality, precision, and reliability that SINOTRUK Howo professionals demand.

Technical Specifications – WG229100175 Lock Plate Spacer

Parameter Specification
OEM Number WG229100175
Product Name Lock Plate Spacer (Locking Spacer / Retaining Plate)
Brand SINOTRUK Howo
Component Type Chassis / Driveline (Locking Spacer)
Weight Approx. 0.25 kg
Material High-quality alloy steel (case-hardened)
Thickness As per OEM specification (precision-ground)
Outer Diameter As per OEM specification
Inner Diameter As per OEM specification
Hardness (HRC) 45-55 HRC (controlled heat treatment)
Surface Finish Precision-ground surfaces, phosphate coating
Operating Temperature -40°C to +120°C
Certification ISO 9001, OEM validated
All values verified for WG229100175 Lock Plate Spacer

Key Features of WG229100175 Lock Plate Spacer

OEM-grade alloy steel – exceptional strength, wear resistance, and durability.
Precision-ground surfaces – ensures accurate thickness and component spacing.
Integrated locking tabs – provides positive anti-rotation protection.
Controlled heat treatment – optimizes hardness and ductility for reliable locking.
Corrosion-resistant phosphate coating – protects against moisture and fluid attack.
OEM-spec dimensions – exact fit for SINOTRUK Howo driveline applications.
Reliable positioning and locking – prevents component misalignment and movement.
Cost-effective solution – prevents costly driveline damage.

Compatibility & Applications – WG229100175 Lock Plate Spacer

The WG229100175 lock plate spacer is specifically designed for SINOTRUK Howo A7 and T7H series transmissions, differentials, and other driveline assemblies. This spacer is used to provide precise axial spacing and locking retention for bearings, gears, and other rotating components. It serves as a direct replacement for the original factory spacer and is compatible with a wide range of driveline configurations.

This lock plate spacer is used in various locations within the driveline where accurate spacing and anti-rotation protection are required. Its locking tabs engage with adjacent components to prevent relative rotation, while the spacer body provides the necessary axial thickness to maintain proper component positioning. The spacer is essential for maintaining bearing preload, gear mesh alignment, and overall driveline integrity.

When replacing a lock plate spacer, it is important to inspect the mating components for wear and ensure proper fitment. The WG229100175 is designed to match the factory specifications, including the precise thickness and locking tab geometry required for the specific application. It is also compatible with standard assembly procedures and tools.

For fleets with multiple HOWO trucks, this spacer standardizes driveline repairs, simplifying inventory and ensuring the correct component is available for scheduled maintenance or emergency repairs. Always verify the specific application and component location on your truck to confirm compatibility, though the WG229100175 is the standard lock plate spacer for numerous driveline applications on A7 and T7H chassis.

Installation & Maintenance – WG229100175 Lock Plate Spacer

Replacing the WG229100175 lock plate spacer requires careful attention to cleanliness, alignment, and proper torque procedures. This work should be performed by a qualified technician with experience in driveline assembly and access to the appropriate tools, including torque wrenches and specialty installation tools.

Begin by safely disassembling the driveline component to access the spacer location. Carefully remove the old spacer, noting its orientation and position. Clean the shaft and adjacent components thoroughly with a solvent and lint-free cloth, removing all debris, old lubricant, and any corrosion.

Inspect the shaft and mating surfaces for wear or damage – if any component is worn beyond specification, it must be replaced to ensure proper spacer fitment and function. The new WG229100175 spacer should be installed with the locking tabs correctly engaged with the adjacent component’s locking features. Ensure the spacer is fully seated and properly aligned.

After installation, verify that the spacer provides the correct axial spacing and that the locking tabs are fully engaged. Tighten all fasteners to the manufacturer’s specified torque values and confirm that the component rotates freely without binding. The WG229100175 is designed for reliable locking and positioning, but proper installation is essential for optimal performance.

For maintenance, inspect the lock plate spacer whenever the driveline component is serviced. Look for signs of wear on the locking tabs, deformation of the spacer, or loss of clamping force. The WG229100175 is designed for long service life, but proper inspection and timely replacement are essential for preventing driveline damage and maintaining reliable operation.

Pro Tip: When installing the WG229100175 lock plate spacer, always ensure the locking tabs are correctly aligned with the mating component’s slots. Apply a thin coat of anti-seize compound to the spacer to facilitate future removal. Check the spacer thickness with a micrometer to verify it meets specifications.

Quality Assurance – WG229100175 Lock Plate Spacer

The WG229100175 lock plate spacer is manufactured in an ISO 9001-certified facility using advanced machining, heat-treatment, and quality control processes. The alloy steel is sourced from certified mills and undergoes chemical analysis to confirm its composition and mechanical properties. Each spacer is produced to precise dimensional tolerances to ensure a perfect fit and reliable performance.

Every lock plate spacer undergoes a series of quality checks, including dimensional verification (thickness, outer diameter, inner diameter, and locking tab geometry), surface finish inspection, and hardness testing. The locking tabs are inspected for profile and integrity, and the surfaces are checked for flatness and parallelism. Random samples from each batch are subjected to fatigue testing and durability testing to confirm long-term reliability.

We back the WG229100175 with a comprehensive warranty against material and workmanship defects. Our rigorous quality control ensures that every lock plate spacer delivers the same fit, locking performance, and durability as the original factory part, giving you confidence in your driveline’s integrity.

Choose genuine quality for your driveline repair – choose the WG229100175 Lock Plate Spacer.

ISO 9001 OEM Validated Dimensional Tested 2-Year Warranty

Why Choose WG229100175 for Your SINOTRUK Howo?

The WG229100175 lock plate spacer is a small but essential component that plays a critical role in maintaining the integrity and reliability of your HOWO truck’s driveline. A worn, deformed, or missing spacer can allow components to shift, misalign, or rotate, leading to accelerated bearing wear, gear damage, and costly driveline failure. By replacing a worn spacer with this genuine OEM-grade component, you restore precise component positioning and reliable locking protection.

The WG229100175 is manufactured from premium alloy steel with precision-ground surfaces and integrated locking tabs, delivering the exact spacing and anti-rotation protection required for reliable driveline operation. Its controlled heat treatment and corrosion-resistant coating ensure long-lasting performance, even under the extreme conditions of heavy-duty trucking. This translates to extended component life, reduced maintenance costs, and improved overall vehicle reliability.

Fleet operators will benefit from reduced driveline maintenance, fewer unscheduled breakdowns, and lower overall repair costs. Owner-operators will have peace of mind knowing their truck’s driveline is secured by a component that meets OEM specifications and is backed by a comprehensive warranty.

Invest in the WG229100175 Lock Plate Spacer and ensure your SINOTRUK Howo’s driveline components remain securely positioned, properly spaced, and ready for the demands of the road. Its proven quality, precision fit, and reliable locking performance make it the smart choice for professionals who demand the best for their vehicles.

Order your WG229100175 today and keep your HOWO truck’s driveline secure, reliable, and ready for any driving condition.

OEM WG229100175 SINOTRUK Howo Approved Premium Lock Plate Spacer
WG229100175 Lock Plate Spacer – Premium SINOTRUK Howo Chassis Part

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