Harddrive Regulator - CHR Dyna `1999-2003 OEM 74561-99a — Harley-Davidson Dyna Super Glide, Dyna Low Rider, Dyna Wide Glide (1999-2003)

Harddrive regulator for 1999-2003 Harley-Davidson Dyna models, engineered to meet or exceed OEM specifications. Built with high-power SCR technology and sealed encapsulation for cooler, more efficient charging system operation.

Features

• Meets or exceeds OEM specifications
• High-power SCR (Silicon Controlled Rectifier) for cooler operation
• Sealed, high-temperature encapsulation
• Surface-mount circuit board design minimizes thermal impedance
• OEM-grade high-temperature wiring harness

Specifications

• Brand: Harddrive
• Manufacturer Part #: H1899C
• UPC: 191361170010
• Length: 4.02 in
• Width: 2.5 in
• Height: 0.75 in
• Weight: 1.05 lbs
• Country of Origin: China (Mainland)

Fitment

Fits Harley-Davidson Dyna models 1999 through 2003. Replaces OEM part number 74561-99a.

Frequently Asked Questions

Will this fit my 1999-2003 Dyna?

Yes — this is a direct OEM replacement for 1999-2003 Harley Dyna models using part number 74561-99a.

What does a regulator do?

The regulator controls charging voltage from the alternator to keep the battery charged without overcharging, which extends battery and electrical component life.

Is this better than the stock regulator?

Harddrive uses high-power SCR technology and sealed construction for cooler operation and improved heat management compared to many stock units.

Will this work on other Harley models?

This part is specific to 1999-2003 Dyna models. Other model years and engine families require different regulators.