27040-54380
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Product Description
This brand-new replacement alternator (OE reference 27040-54380) is engineered to deliver reliable charging performance and long service life for a wide range of passenger cars and light commercial vehicles. Built to meet or exceed OEM specifications, it is an ideal choice for repair workshops, parts distributors, and aftermarket buyers who demand stable output, durable construction, and easy installation.
Key Features
High charging efficiency: Precision-wound copper stator and rotor ensure stable voltage output under all operating conditions, protecting the battery and sensitive onboard electronics.
Durable build quality: Aluminum alloy housing provides excellent heat dissipation and corrosion resistance; heavy-duty bearings reduce friction and extend service life.
Rigorous testing: Every alternator undergoes full-load testing, ripple voltage measurement, durability cycling, and appearance inspection before packaging.
Direct fit replacement: Plug-and-play design matches original mounting points, pulley position, and electrical connector for hassle-free installation.
Quiet operation: Optimized rectifier and regulator design minimizes electromagnetic noise and ensures smooth, quiet running.
Technical Specifications
Voltage: 12V (suitable for most passenger vehicle applications)
Rotation: CW (clockwise)
Connector Type: OEM matching
Pulley: OEM specification, pre-installed
Housing Material: Aluminum alloy
Insulation Class: Class F
Quality Assurance
Every alternator supplied by our factory is 100% tested before shipment, including no-load and full-load testing, voltage regulation accuracy check, ripple measurement, and insulation resistance verification. We use premium-grade copper windings, Japanese-quality diodes, and long-life bearings to ensure consistent performance in hot, cold, and humid climates. All products are covered by a standard quality warranty, and our technical team provides professional support for application matching and cross-reference.
Packaging & Delivery
Each alternator is packed in an individual anti-static bag and a strong carton with foam protection. We support bulk orders, mixed container loading, and customized packaging. Standard delivery time is 25-35 days after order confirmation, and samples are available within 7 days.
About Us
We are a professional manufacturer and exporter of automotive alternators and starter motors based in Hebei, China, with years of experience serving customers in Europe, North America, the Middle East, Southeast Asia, and Africa. Our product range covers Japanese, Korean, American, and European vehicle models. We welcome OEM and ODM inquiries and look forward to building long-term business relationships with partners worldwide.
OE Reference & Fitment
This alternator is built to OE standard 27040-54380. Please verify the OE number, plug shape, and pulley type before ordering. Our sales team is ready to assist with cross-reference and fitment confirmation.
