Harddrive Regulator - Black Touring `2004-2005 OEM 74505-04 — Harley-Davidson Road King, Road King Classic, Road King Custom (2004-2005)

Harddrive voltage regulator for Harley-Davidson Touring 2004-2005, engineered to meet or exceed OEM specifications. Uses high-power SCR (Silicon Controlled Rectifier) technology and sealed encapsulation to run cooler and handle heat more efficiently than standard regulators.

Features

• Meets or exceeds OEM specifications
• High-power SCR (Silicon Controlled Rectifier) technology
• Sealed, high-temperature encapsulation
• Surface-mount circuit board for superior heat dissipation
• OEM-grade high-temperature wiring harness

Specifications

• Brand: Harddrive
• Manufacturer Part #: H0504
• UPC: 191361369377
• Dimensions: 7 in L × 6 in W × 4 in H
• Weight: 2.35 lbs
• Country of Origin: China (Mainland)

Fitment

Fits Harley-Davidson Touring models 2004-2005.

Frequently Asked Questions

Is this a direct OEM replacement?

Yes — Harddrive engineered this regulator to meet or exceed original Harley-Davidson specifications for 2004-2005 Touring.

Why does a regulator need to run cool?

Regulators dissipate heat from charging voltage conversion. Cooler operation extends lifespan and prevents voltage fluctuations under heavy electrical load.

Will this fit my 2006+ Touring?

This part is specific to 2004-2005 Touring models. Later model years use different regulator designs — verify fitment before ordering.

What's included in the box?

The regulator unit with OEM-grade wiring harness and all necessary mounting hardware.