Harddrive Speed Sensor - 74430-00 — Harley-Davidson Electra Glide, Softail Heritage Classic, Electra Glide Classic (1955-2026)

Harddrive transmission-mounted speed sensor for Harley Sportster and Big Twin models. OEM-spec replacement that also fits most aftermarket 5- and 6-speed transmissions, including Right Side Drive units.

Features

• OEM transmission mount location
• Compatible with aftermarket 5- and 6-speed transmissions
• Right Side Drive transmission compatible

Specifications

• Brand: Harddrive
• Manufacturer Part #: 744491
• UPC: 191361119163
• Weight: 0.2491 lbs
• Country of Origin: China (Taiwan)

Fitment

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

Frequently Asked Questions

Will this fit my aftermarket 6-speed transmission?

Yes — this sensor is designed to work with most aftermarket 5- and 6-speed transmissions, including Right Side Drive models.

Is this an OEM Harley part or a replacement?

This is a Harddrive OEM-spec replacement built to the same specifications as the factory sensor.

What does the speed sensor do?

The transmission speed sensor reads gear selection and transmission output speed, feeding that data to the ECM for proper fuel mapping and shift logic.