Product Introduction

This heavy-duty differential gearbox is the central component of the rear axle system, designed to deliver the final gear reduction and distribute torque to the left and right drive wheels while accommodating their speed differences during turns.

Structure & Material

• Material: High-strength alloy steel for the gears and housing, precision-machined and heat-treated for exceptional hardness, impact resistance, and fatigue strength.

• Design: An integrated assembly featuring a hypoid gearset (ring and pinion) for primary torque transfer and a planetary differential gearset for side-to-side torque distribution. The robust cast-iron housing provides structural rigidity and protection.

Performance

• Final Gear Reduction: Provides the final speed reduction in the drivetrain, multiplying torque to handle heavy payloads and challenging terrain.

• Torque Distribution: The differential allows the left and right wheels to rotate at different speeds, preventing tire scrubbing and drivetrain wind-up during turns.

• High Torque Handling: The hypoid gear design efficiently handles high torque loads, ensuring smooth power delivery even under extreme conditions.

Durability

• The heat-treated alloy steel gears and robust cast-iron housing withstand extreme torque, shock loads, and vibration.

• Precision-ground gears and high-quality bearings ensure minimal wear and a long service life, even in demanding applications.

Core Function

1. Torque Multiplication: Delivers the final gear reduction to maximize wheel torque for heavy loads.

2. Differential Action: Allows the left and right wheels to rotate at different speeds for smooth cornering.

3. Power Distribution: Transmits and splits engine power to the rear drive wheels.

Medium Differential Gearbox HDZ16T3314800 Shacman – Factory Direct Supply for Global Distributors

When your customers depend on reliable drivetrain performance, every component in the axle assembly matters. The Medium Differential Gearbox HDZ16T3314800 is a precision-engineered center axle differential assembly designed specifically for Shacman heavy-duty trucks. Built to distribute power evenly and accommodate steering differential demands, this gearbox keeps fleets moving — and keeps your parts inventory profitable. As a factory-direct supplier, Mettlead delivers genuine-spec quality at wholesale pricing that protects your margins.

Whether you are stocking shelves for a regional distribution network or fulfilling bulk orders for fleet maintenance workshops, this differential assembly offers the durability, fitment accuracy, and competitive cost structure that wholesale buyers need. Explore our full range of Shacman truck parts or browse the complete rear axle components catalog to build your next order.

Key Features and Benefits of the HDZ16T3314800 Medium Differential Gearbox

This isn’t just another replacement part sitting on a shelf — it’s a critical drivetrain component that your end-users rely on daily. Here’s why distributors and agents choose the HDZ16T3314800 from Mettlead:

• Precise Power Distribution: The medium differential gearbox is responsible for splitting torque between the drive wheels on the center axle, ensuring smooth operation during turns and uneven road conditions.
• OE-Matching Fitment: Manufactured to match original equipment specifications for Shacman trucks, so installation is straightforward and returns stay low.
• Heavy-Duty Durability: Internal gears and housing are crafted from high-strength alloy steel, heat-treated to withstand the punishing loads that heavy-duty trucks encounter in mining, construction, and long-haul transport.
• Wholesale-Friendly Pricing: Factory-direct sourcing from China eliminates middlemen, giving you room to set competitive retail prices while maintaining healthy profit margins.
• Flexible MOQ: We work with both large-volume importers and growing distributors — minimum order quantities are negotiable based on your business needs.
• Strict Quality Control: Every unit passes multi-stage inspection before shipment, including dimensional checks, gear mesh testing, and surface finish verification.

Technical Specifications – HDZ16T3314800 Shacman Medium Differential Gearbox

Application Scenario – Where the HDZ16T3314800 Fits

The Medium Differential Gearbox HDZ16T3314800 is specifically designed for Shacman heavy-duty truck models equipped with a tandem rear axle configuration. Installed on the center (medium) bridge, this differential assembly takes on the critical job of distributing engine power between the axle shafts while allowing each wheel to rotate at different speeds during cornering.

In practical terms, this means smoother turns, reduced tire wear, and less mechanical stress on the drivetrain — all of which translate to lower maintenance costs for fleet operators. Typical applications include:

• Shacman F3000 series heavy-duty trucks
• Shacman X3000 series tractor units and dump trucks
• Shacman H3000 logistics and construction vehicles
• Other Shacman models utilizing the HDZ16T center axle platform

For a comprehensive overview of compatible components, visit our Shacman truck parts hub.

OEM/ODM Capability – Your Brand, Our Manufacturing

Mettlead understands that distributors often need more than just parts — they need a supply partner who supports their brand identity. That’s why we offer flexible white-label and custom packaging solutions for the HDZ16T3314800 and our entire Shacman parts catalog.

• White-Label Packaging: Ship products under your own brand with custom-printed boxes, labels, and documentation.
• Custom Packaging Design: We accommodate specific box dimensions, color schemes, and multilingual labeling to match your target market requirements.
• Bulk Private Labeling: Ideal for agents building a branded aftermarket parts line across multiple product categories.
• Quality Documentation: Certificates of conformity, packing lists, and inspection reports can be customized to your specifications.

Additionally, if you require slight specification adjustments or sourcing of related differential components, our engineering team is ready to discuss ODM possibilities. We welcome distributors to visit our facilities in China for on-site quality audits and production reviews.

Frequently Asked Questions – Medium Differential Gearbox HDZ16T3314800

What exactly does the medium differential gearbox do in a Shacman truck?

The medium differential gearbox sits on the center axle and distributes torque from the driveshaft to both wheel ends. More importantly, it allows the left and right wheels to spin at different speeds when the vehicle turns, which prevents drivetrain binding and excessive tire wear. Think of it as the component that keeps power flowing smoothly even when the truck isn’t traveling in a straight line.

Is the HDZ16T3314800 an original part or aftermarket?

This is an OE-specification aftermarket part, meaning it is manufactured to match the original equipment dimensions, material grades, and performance standards. It serves as a direct replacement for the factory-installed unit, ensuring proper fitment without modifications.

How can I verify that HDZ16T3314800 fits my customer’s specific Shacman model?

The most reliable method is to cross-reference the OEM part number HDZ16T3314800 with the vehicle’s parts catalog or VIN-based lookup. If you’re unsure, send us the truck model, year, and axle configuration — our technical team will confirm compatibility within 24 hours.

What are common signs that this differential gearbox needs replacement?

Typical failure symptoms include unusual whining or grinding noises from the center axle area, vibration during acceleration, uneven tire wear on the drive axle, and in severe cases, complete loss of power transfer to the rear wheels. If the internal gears are worn or chipped, replacement of the entire assembly is usually more cost-effective than rebuilding.

Can I order a sample before committing to a bulk purchase?

Absolutely. We encourage new partners to order samples for quality evaluation. Sample orders ship quickly so you can inspect fitment, finish quality, and packaging before scaling up your order volume.

What packaging options are available for the differential gearbox?

You can choose from Mettlead-branded packaging, neutral (unbranded) packaging, or fully customized packaging with your own logo and design. Custom packaging is available for orders meeting minimum volume thresholds — contact us for details.

Ready to Stock the HDZ16T3314800? Let’s Talk Pricing.

Competitive wholesale pricing, reliable quality, and a partner who understands the global truck parts market — that’s what Mettlead brings to your supply chain. Whether you need 10 units or 1,000, we’ll put together a quote that works for your business.

Take the next step:

• Request a detailed quotation with volume-based pricing
• Ask about current stock availability and lead times
• Discuss custom packaging or white-label requirements
• Schedule a factory visit to see our quality process firsthand

Contact Mettlead now to get your personalized wholesale quote for the Medium Differential Gearbox HDZ16T3314800 Shacman. Our team typically responds within 12 hours — because in this business, speed matters as much as quality.