OLIFANT Voltage Regulator Rectifier for Harley Electra Glide & Road King 74505-02 — 2002-2003 Direct-Fit, Stabilizes Charging

OLIFANT 74505-02 is a direct-fit voltage regulator rectifier designed to replace worn units on specific 2002–2003 Harley-Davidson Electra Glide and Road King models, restoring stable charging and electrical performance.

This replacement unit is built to fit a range of Harley touring bikes from 2002–2003, matching the factory mounting and electrical connections for a straightforward swap. It’s engineered to manage alternator output and convert AC to DC so your battery and electronics receive steady voltage. Before ordering, compare part number 74505-02 and verify connector and bracket alignment with your original regulator/rectifier to ensure proper fitment.

Which Harley models will this regulator rectifier work with?

The OLIFANT 74505-02 is compatible with many 2002–2003 Harley-Davidson touring models. It covers Electra Glide, Road King, Road Glide, Ultra Classic and their police or classic variants listed below.

• Electra Glide FLHT, FLHTC, FLHTCI, FLHTPI (2002–2003)
• Road King FLHR, FLHRI, FLHRCI, FLHPI (2002–2003)
• Road Glide FLTRI and Ultra Classic FLHTCUI (2002–2003)
• Matches OEM part number 74505-02—confirm visually before purchase

How does this unit improve charging and electrical reliability?

This regulator rectifier stabilizes alternator output, converting variable AC current into regulated DC to maintain consistent battery voltage. That prevents overcharging and undercharging cycles that can shorten battery life or cause dimming lights and erratic electronics.

• Converts alternator AC to stable DC voltage
• Protects battery and onboard electronics from voltage spikes
• Reduces electrical noise and helps maintain consistent headlight and accessory brightness

What should I check before installing this replacement part?

Confirm the replacement matches the original part number, mounting points, and connector pinout. Inspect your bike’s stator and charging harness for damage—installing a new regulator on a faulty stator can cause repeat failures.

• Verify OEM part number 74505-02 on your old unit
• Compare mounting holes and electrical connectors visually
• Confirm stator and wiring loom are in good condition

Can I install this myself or should I use a mechanic?

Installation is within reach for experienced home mechanics who have basic hand tools and electrical familiarity. If you’re unsure about wiring, use a service manual or enlist a professional to avoid improper connections that could harm the bike’s electrical system.

• Simple bolt-on replacement for matching models
• Requires basic electrical testing tools to verify output after fitment
• Professional installation recommended if you’re not comfortable with wiring checks

Who this is for: Riders and technicians who own or service 2002–2003 Harley-Davidson Electra Glide, Road King, Road Glide, and Ultra Classic models seeking a reliable, direct-fit replacement for a failing regulator/rectifier. It’s intended for those who can confirm part number 74505-02 and inspect connector/mount compatibility prior to installation to ensure a smooth swap and long-term charging stability.