Harley-Davidson 45-Amp Charging System Alternator Upgrade Kit 1997-2005 Touring

Part number 29999-97B refers to the Harley-Davidson 45-Amp Charging System Upgrade Kit, specifically the alternator rotor assembly. 

Product Details

Component Type: High-output 45-amp alternator rotor.

Technology: Uses high-strength Neodymium magnets encapsulated in a reinforced steel shell to maximize electrical output.

Purpose: Designed to replace standard charging systems (typically 32-amp or 38-amp) to support additional electronics such as high-intensity lighting and heated accessories.

OEM Reference: Replaces previous Harley-Davidson part numbers 29999-97 and 29999-97A. 

The Harley-Davidson part number 29999-97B (45-Amp Charging System Upgrade Kit / Rotor Assembly) is designed to fit specific 1997–2005 Harley-Davidson Touring models equipped with Evolution or early Twin Cam engines.

Compatible Models

The rotor assembly is compatible with the following models as an upgrade from a lower amperage charging system, or as a direct replacement for the high-output system used on police models:

Electra Glide Standard (FLHT): 1997–2005

Electra Glide Classic (FLHTC/I): 1997–2005

Electra Glide Ultra Classic (FLHTCU/I): 1997–2005

Road King (FLHR/I): 1997–2005

Road King Classic (FLHRC/I): 1998–2005

Road Glide (FLTR/I): 1998–2005

Key Fitment Notes

Engine Type: Fits Evolution (1997-1998) and Twin Cam 88 (1999-2005) engines in the Touring chassis.

Amp Output: This is specifically a 45-amp system rotor, an upgrade from the standard 32-amp or 38-amp systems used during that era.

Installation: Requires professional installation and may require a new stator and voltage regulator designed for the 45-amp output to function correctly as a full system upgrade.

Selling as pictured.

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