Garmin GHP Reactor 40 Sailboat Autopilot
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Garmin GHP Reactor 40 Sailboat Autopilot
Garmin's sail-optimized Reactor 40. Tack Assist, Gybe Assist, course deviation alerts, full GPSMAP touchscreen control. Most integrated sailboat autopilot available.
The Garmin GHP Reactor 40 Sailboat Autopilot is part of the Garmin GHP Reactor 40 lineup, designed to deliver reliable helm automation and track control. Tack Assist — executes precise, consistent tacks with one button press. Gybe Assist — manages controlled gybes with crew-configurable timing.
Ideal For
Ideal for cruising sailboats and powerboats upgrading helm automation, especially vessels moving from manual steering to reliable GPS-guided track control.
At a Glance
- Drive Type: Mechanical (cable/push-pull)
- Warranty: 2 Years
Complete Specifications
- Drive Type: Mechanical (cable/push-pull)
- Warranty: 2 Years
- Course Deviation: Yes — configurable alert threshold
- Gybe Assist: Yes
- NMEA 2000: Yes
- Sailing Algorithm: Yes — heel and wind shift compensation
- Shadow Drive: Yes
- Tack Assist: Yes
- Vessel Size: Sailboats to 45ft
Shipping and tax are shown at checkout. Manufacturer warranty terms are included with the product. Contact us with vessel details before ordering.
Customer reviews will appear here when available.
Difficulty: Intermediate to Advanced
Estimated time: 1-6 hours
Professional installation: Recommended for most marine deployments.
Best Practices
- Verify mounting clearance before installation.
- Verify drive unit compatibility with your rudder or helm type before installation.
- Use marine-grade wiring and connectors.
- Follow manufacturer networking and power specifications.
- Perform full system testing before vessel deployment.
Not sure this is the right fit? We will help you spec it.