WAI 18905BN Starter

Starter for Harley-Davidson Denso System Applications

This WAI starter, part number 18905BN, is built for Harley-Davidson motorcycles equipped with Denso system applications. It uses an offset gear reduction design and a flange mounting type to match the specified fitment requirements.

• 100% new starter, not remanufactured.
• Offset gear reduction design for efficient cranking performance.
• Clockwise rotation with 10-tooth configuration.
• 1.4 power rating for the listed applications.
• Fits a wide range of Harley-Davidson touring, cruiser, and trike models with Denso system notes.

Fitment Details

Compatible with Harley-Davidson models across 2006-2017, including FLHX Street Glide, FLHR Road King, FXDB Street Bob, and FLSTF Fat Boy applications. Body fitment includes Denso system notes on many listings, so confirm the exact model and year before ordering. Part number 18905BN is also referenced for several same-application cross references.

This part cross-references Monroe Shocks & Struts (e.g., 19322, 18905) for the same application.

What This Starter Helps Address

• Slow or weak engine cranking.
• No-start conditions caused by starter failure.
• Intermittent starter engagement.
• Excessive wear in the original starting unit.
• Replacement needs for Denso system-equipped Harley-Davidson motorcycles.

Installation Notes and Tips

Verify the starter rotation, tooth count, mounting style, and system notes against the original unit before installation. This starter is specified for clockwise rotation and flange mounting, so matching the existing configuration is important for proper operation. Use the vehicle's fitment record to confirm the exact Harley-Davidson model and year, especially where Denso system notes are listed.

Quality Assurance

WAI states that its starters are engineered to provide the amp output needed for modern vehicles. This unit is 100% new and manufactured with proprietary components and processes intended to support long service life and consistent performance.