Product Introduction

Structure

This washer is a precision-engineered annular component, typically manufactured from high-strength, heat-treated steel or a reinforced polymer composite. It features a flat, circular design with a central bore, and may incorporate anti-rotation features such as tabs or slots, depending on its specific application within heavy-duty truck systems. The surface is precision-machined to tight tolerances, ensuring a perfect fit and optimal load distribution.

Performance

Constructed from premium materials, this washer delivers exceptional mechanical strength, wear resistance, and corrosion resistance. It is designed to withstand the extreme loads, vibrations, and temperature fluctuations encountered in heavy-duty operation, maintaining its structural integrity in temperatures ranging from -40°C to 150°C. Its precision-machined surface ensures uniform load distribution, preventing localized stress concentrations and component failure.

Core Function

1. Acts as a load-distributing element, evenly spreading clamping forces across mating surfaces to prevent localized stress concentrations and component deformation.

2. Serves as a wear-resistant spacer, reducing friction and wear between moving or clamped parts, such as in suspension, axle, or engine assemblies.

3. Provides anti-rotation functionality (where applicable), preventing the washer and associated fasteners from rotating or loosening under vibration and dynamic loads.

4. Enhances the overall reliability and durability of heavy-duty truck components by protecting critical mating surfaces from premature wear and failure.

Washer 810W90714-0248 Sinotruk Sitrak – Genuine Differential Shim for Precision Gap Adjustment

When your Sitrak differential demands precise clearance control and reliable anti-wear protection, the Washer 810W90714-0248 delivers exactly that. This OEM-spec shim washer is purpose-built for Sinotruk Sitrak heavy-duty trucks, sitting inside the differential assembly where it regulates gear mesh spacing and shields critical surfaces from premature wear. Sourced directly from our factory floor at Mettlead, it reaches your warehouse faster—and at a better price—than you might expect from a genuine-quality part.

Whether you are restocking your parts inventory or fulfilling an urgent maintenance order, this washer ensures your Sitrak trucks stay on the road with optimal drivetrain performance. Ready to secure your supply? Contact us for a competitive quote today.

Key Features and Benefits of Washer 810W90714-0248

Every component inside a differential earns its place through function, and this washer is no exception. Here is what makes it a smart procurement choice:

• Precision Gap Adjustment – Maintains the correct backlash between ring and pinion gears, preventing noise, vibration, and accelerated tooth wear.
• Anti-Wear Surface Protection – Acts as a sacrificial barrier between rotating components, absorbing micro-friction that would otherwise damage expensive gear sets.
• OEM-Matched Dimensions – Manufactured to the exact tolerances specified by Sinotruk, so it drops in without modification or additional machining.
• High-Grade Material Composition – Crafted from hardened alloy steel that resists deformation under heavy axial loads and high operating temperatures.
• Strict Quality Control – Every batch undergoes dimensional inspection and hardness testing before it leaves our facility, ensuring consistent performance across orders.
• Factory-Direct Pricing – By eliminating middlemen, Mettlead passes genuine cost savings on to procurement managers who need to protect their margins.

In short, this washer keeps your differential assembly tight, quiet, and long-lasting—exactly what fleet operators and repair shops demand from their parts supplier.

Technical Specifications

Below you will find the verified parameters for the Washer 810W90714-0248 Sinotruk Sitrak. These specs help you confirm fitment and compatibility before placing your order:

Need to cross-reference this part with your existing inventory system? Our team can provide additional dimensional data upon request. Simply reach out to us with your requirements.

Application Scenario: Where This Washer Works

Understanding exactly where a part lives inside the drivetrain helps you order with confidence. Here is how the Washer 810W90714-0248 fits into the bigger picture:

• Applicable Truck Model: Sinotruk Sitrak (汕德卡) heavy-duty truck series
• Installation Position: Internal differential assembly, positioned between gear sets and bearing surfaces
• Primary Role: Adjusts and maintains the precise clearance (backlash) between differential gears
• Secondary Role: Prevents metal-to-metal contact that leads to scoring, pitting, and premature component failure

During routine differential overhauls or when technicians detect abnormal gear noise, this washer is one of the first components inspected and replaced. Keeping a healthy stock on hand means faster turnaround times for your workshop or fleet maintenance team.

Explore more Sitrak components in our dedicated Sitrak Heavy-Duty Parts collection, or browse the full Chassis Parts category for related differential and axle components.

OEM/ODM Capability

At Mettlead, we understand that different markets have different branding and packaging needs. That is why we offer flexible OEM and ODM services tailored to B2B buyers:

• White-Label Packaging – Receive parts in neutral packaging, ready for your own branding and distribution channels.
• Custom Packaging – We print your logo, part numbers, and barcodes directly on boxes and labels, so products arrive shelf-ready.
• Bulk Order Flexibility – Whether you need 100 pieces or 10,000, our production line scales to match your demand without sacrificing lead time.
• Quality Documentation – We provide inspection reports, material certificates, and packing lists formatted to your specifications.

If you are building a private-label parts brand for the African, Middle Eastern, or Southeast Asian markets, our factory-direct model gives you the cost structure and reliability you need to compete. For a comprehensive overview of all available Sinotruk Sitrak components, visit our Sitrak Truck Parts Full Category Guide.

Frequently Asked Questions

What exactly does Washer 810W90714-0248 do inside the differential?

This washer acts as a precision shim that controls the clearance between meshing gears in the differential housing. By maintaining the correct gap, it prevents excessive play that would otherwise cause gear noise, vibration, and accelerated wear on the ring and pinion teeth.

How do I know if this washer fits my specific Sitrak truck?

The part number 810W90714-0248 is the OEM reference assigned by Sinotruk for the Sitrak (汕德卡) series differential. As long as your vehicle’s parts manual or existing washer carries this number, fitment is confirmed. If you are unsure, send us your VIN or current part number and we will verify compatibility for you.

What material is this washer made from, and can it handle heavy loads?

It is manufactured from hardened alloy steel with a phosphate surface coating. This combination delivers excellent resistance to deformation under high axial loads and protects against corrosion in the oil-bath environment inside the differential.

When should this washer be replaced?

Technicians typically inspect and replace differential shim washers during scheduled overhauls, or whenever symptoms like abnormal gear whine, excessive backlash, or metal debris in the differential oil appear. Because the washer is a wear item, keeping spares in stock avoids costly downtime.

Can I order this washer in bulk with my own branding?

Absolutely. Mettlead supports white-label and custom-branded packaging for all parts, including this washer. Minimum order quantities are flexible, and we can add your logo, SKU codes, and barcodes to the packaging.

How does Mettlead ensure quality consistency across large orders?

Every production batch goes through dimensional measurement, hardness testing, and visual inspection before packing. We maintain traceable quality records so you can audit any shipment back to its production run.

Get Your Quote for Washer 810W90714-0248 Today

Procurement decisions in the heavy truck parts industry come down to three things: quality, price, and delivery speed. At Mettlead, we deliver on all three—backed by factory-direct operations and over a decade of experience supplying Chinese brand truck parts worldwide.

Here is what happens when you reach out:

1. You send us your part number, quantity, and destination.
2. We reply within 24 hours with pricing, lead time, and shipping options.
3. You approve, we produce and ship—with full tracking and documentation.

Do not let differential wear slow down your fleet or your business. Contact Mettlead now to request a competitive quote on Washer 810W90714-0248 Sinotruk Sitrak and discover why procurement managers across Africa, the Middle East, and Asia trust us as their go-to parts source.