Harddrive Speed Sensor - 74437-96 — Harley-Davidson Electra Glide, Softail Heritage Classic, Electra Glide Classic (1955-2026)

Harddrive transmission-mounted speed sensor for Harley Sportster and Big Twin models, as well as most aftermarket 5 and 6-speed transmissions including Right Side Drive units. OEM-specification replacement that reads wheel speed for ABS and speedometer function.

Features

• OEM transmission-mount design
• Compatible with Sportster and Big Twin models
• Fits most aftermarket 5 and 6-speed transmissions
• Includes Right Side Drive transmission compatibility

Specifications

• Brand: Harddrive
• Manufacturer Part #: 237509
• UPC: 191361119170
• Weight: 0.3045 lbs
• Country of Origin: China (Taiwan)

Fitment

Fits Harley-Davidson Sportster and Big Twin models with OEM transmission mounts. Also compatible with most aftermarket 5 and 6-speed transmissions, including Right Side Drive units.

Frequently Asked Questions

Will this work with my aftermarket transmission?

Yes — it fits most aftermarket 5 and 6-speed transmissions, including Right Side Drive models. Verify your transmission brand before ordering if you use a less common unit.

What does the speed sensor do?

It reads transmission output speed and sends the signal to your speedometer and ABS system (if equipped).

Is this an OEM Harley part or an aftermarket replacement?

This is an OEM-specification replacement manufactured by Harddrive to match factory sensor performance.

Do I need any special tools to install this?

Installation requires removing the transmission cover or side plate and disconnecting the wiring connector — basic motorcycle mechanic skills are recommended.