Product Features

• Structure: A brushless, three-phase alternator with a cast aluminum housing, precision-balanced rotor, and integrated voltage regulator. It features a multi-rib pulley and robust mounting brackets for secure, vibration-resistant installation.

• Performance: Delivers a stable 28V output with a rated current of 70A, ensuring reliable power for the vehicle’s electrical systems, including lighting, starter, and onboard electronics, even under heavy load. The brushless design reduces maintenance and extends service life.

• Design: Directly interchangeable with the original equipment alternator, ensuring a perfect fit and seamless integration with the engine’s belt drive system.

Core Function

• Converts mechanical energy from the engine into electrical energy to charge the vehicle’s battery and power all electrical components.

• The integrated voltage regulator maintains a consistent output voltage, protecting sensitive electronics from damage caused by fluctuations.

• The brushless construction eliminates the need for periodic brush replacement, improving reliability and reducing long-term maintenance costs.

Alternator D11-102-13+A ShangChai – OEM-Grade Power Generation for Heavy-Duty Diesel Engines

When your fleet depends on consistent electrical output under extreme operating conditions, the Alternator D11-102-13+A ShangChai delivers exactly what your engines demand. Engineered to match original ShangChai specifications, this alternator maintains stable voltage regulation across the full RPM range, keeping batteries charged and electrical systems running without interruption. METTLEAD Truck Parts supplies this unit at factory-direct pricing with strict quality control — so you get OEM-level reliability without the OEM markup.

This alternator is purpose-built for ShangChai D-series diesel engines and serves as a direct replacement for part number D11-102-13+A. Every unit undergoes load testing and dimensional verification before shipment, ensuring drop-in fitment and immediate performance on installation.

Key Features and Buyer Benefits

Precision-Matched Electrical Output

The D11-102-13+A alternator generates reliable charging current that meets the high electrical demands of modern heavy-duty trucks. Its internal voltage regulator holds output steady between 27.5V and 28.5V, protecting sensitive electronic control units and extending battery service life.

Heavy-Duty Construction for Harsh Environments

Built with a reinforced aluminum housing, sealed bearings, and heat-resistant insulation, this alternator withstands the vibration, dust, and thermal cycling that destroy lesser units. The robust brush assembly and slip ring design extend service intervals, reducing unplanned downtime for your fleet.

Direct OEM Replacement — Zero Modification Required

Mounting dimensions, pulley alignment, and electrical connections replicate the original ShangChai factory specification. Your technicians install it using existing hardware and wiring harnesses, cutting labor time and eliminating adapter costs.

Cost Efficiency at Scale

METTLEAD’s factory-direct supply chain removes intermediary markups. For fleet operators and distributors purchasing in volume, this translates to measurable savings per unit without sacrificing the quality control standards your operations require.

Technical Specifications – Alternator D11-102-13+A ShangChai

Application Scenarios – Vehicle and Engine Fitment

The Alternator D11-102-13+A ShangChai is designed to serve across a wide range of commercial vehicle platforms powered by ShangChai diesel engines. Typical applications include:

• ShangChai SC9D Series Engines – Commonly found in medium and heavy-duty trucks requiring 28V/70A charging systems
• ShangChai SC8DK / SC9DK Series – Used in construction machinery, city buses, and logistics trucks across Southeast Asia, Africa, and the Middle East
• SANY, XCMG, and Zoomlion Construction Equipment – Wheel loaders, excavators, and cranes equipped with ShangChai powertrains
• Dongfeng, JAC, and CAMC Heavy Trucks – Models fitted with ShangChai D-series engines for long-haul and regional distribution
• Bus and Coach Platforms – Urban transit and intercity coaches using ShangChai engines for reliable daily-cycle operation

Whether your vehicles operate in the scorching heat of African mining roads or the freezing conditions of Central Asian highways, this alternator is built to perform without compromise. Explore more ShangChai engine parts available from METTLEAD.

OEM/ODM Capability

White-Label and Custom Packaging

METTLEAD supports distributors and brand owners who need private-label packaging. We produce the Alternator D11-102-13+A with your branding, part number labels, and custom box design — giving your business a professional market presence without investing in manufacturing infrastructure.

Strict Quality Control Process

Every alternator passes through a multi-stage inspection protocol:

1. Incoming Material Inspection – Raw components verified against OEM dimensional and material standards
2. In-Process Assembly Checks – Torque values, winding resistance, and insulation integrity tested during build
3. Final Load Testing – Each unit runs under rated load to confirm voltage stability, current output, and thermal performance
4. Packaging Audit – Anti-corrosion treatment and shock-resistant packaging verified before dispatch

Flexible Order Quantities

Whether you need a single replacement unit for urgent maintenance or a container load for warehouse replenishment, METTLEAD accommodates your order size with consistent lead times and competitive pricing tiers.

Frequently Asked Questions – Alternator D11-102-13+A ShangChai

What is the expected service life of the Alternator D11-102-13+A?

Under normal operating conditions and proper belt tension, this alternator typically delivers 8,000 to 12,000 hours of reliable service. Actual lifespan depends on operating environment, maintenance intervals, and electrical load demands placed on the charging system.

How do I verify that the Alternator D11-102-13+A fits my engine?

Confirm your engine model falls within the ShangChai D-series family (SC9D, SC8DK, SC9DK, or equivalent). Cross-reference the OEM part number D11-102-13+A on your existing unit’s nameplate. Mounting bolt pattern, pulley diameter, and electrical connector type should match identically.

What are common failure symptoms indicating alternator replacement is needed?

Watch for dimming headlights under load, battery warning indicators, undercharging (voltage below 26V at idle), unusual bearing noise from the alternator housing, or visible brush dust around the rear cover. Any of these signals suggest the D11-102-13+A has reached end of service life.

Can this alternator handle additional electrical accessories?

The 70A rated output provides adequate headroom for standard OEM electrical loads. If your vehicle has been retrofitted with high-draw accessories (additional lighting arrays, refrigeration units, or communication equipment), calculate total amperage demand to ensure it remains within the alternator’s continuous rating.

Does the Alternator D11-102-13+A ShangChai come with a warranty?

Yes. METTLEAD provides a quality assurance warranty on this alternator. Specific warranty terms and duration are confirmed at the time of order based on quantity and application. Each unit ships with a test report documenting output performance.

What maintenance does this alternator require after installation?

Inspect belt tension and condition every 500 operating hours. Check electrical connections for corrosion or looseness at each scheduled service. Keep the alternator housing free of excessive mud or debris buildup that could restrict cooling airflow. No internal servicing is required during normal service life.

Ready to Secure Your Supply of Alternator D11-102-13+A ShangChai?

Procurement decisions move faster when you have accurate pricing, confirmed lead times, and verified technical compatibility. METTLEAD’s team responds to inquiries within 24 hours with complete quotations including unit pricing, MOQ options, and estimated delivery schedules to your port.

Get your quote today. Send us your required quantity, destination port, and any custom packaging requirements. We handle the rest — from quality-controlled production to reliable international logistics.

Contact METTLEAD Truck Parts now to request pricing on the Alternator D11-102-13+A ShangChai and discover why fleet operators across 60+ countries trust our factory-direct supply chain.