Description
Product Overview
Part Name: Alternator Assembly
Part Numbers: 11170321, 20409228, 21429783
Vehicle Compatibility: Volvo Trucks – FH12, FH13, FH16, NH12, and FM series with D12/D13 diesel engines (2003–2013).
Configuration: OEM-style 24V alternator designed for Volvo heavy-duty trucks, providing reliable battery charging and electrical system support.
Function: Generates 24V output to recharge truck batteries and supply stable power to electrical systems under long-haul and heavy-duty operation.
Technical Specifications
Type: 24V Heavy-Duty Alternator
Material: Aluminum alloy housing with copper windings, sealed bearings, and integrated voltage regulator
Application: Fits Volvo FH/FM/NH trucks (2003–2013) with D12 and D13 engines using alternator references 11170321 / 20409228 / 21429783
Cross-Reference: Equivalent to Volvo OE 11170321, 20409228, 21429783, compatible with Bosch/Mitsubishi heavy-duty alternator assemblies
Installation: Direct-fit aftermarket replacement; bolts directly to OEM brackets and connects to standard Volvo harnesses
Service Interval: Replace if charging output weakens, battery drains, or alternator shows noise/overheating
Delivery & Availability
Stock Options: High-quality aftermarket Volvo alternators available
Delivery Time: 3–7 days internationally
Payment & Security
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