Garmin
Steer-by-wire, Included, Reactor 40
+Includes the GHC 50 control, ready to use
+Steer-by-wire steering for direct electronic control
+Part of the Reactor 40 autopilot line
−Steer-by-wire needs compatible steering hardware
$2,792.99
as of 11/03/2026 23:08 PST - DetailsProduct details
About this product
Garmin
Steer-by-wire, Reactor 40
+Designed for Yamaha steer-by-wire systems
+Includes 5.9-inch touch screen display
+Compact Reactor 40 autopilot unit
−Only compatible with Yamaha steer-by-wire systems
$2,999.99
as of 11/03/2026 23:08 PST - DetailsProduct details
Pros+Designed for Yamaha steer-by-wire systems
+Includes 5.9-inch touch screen display
+Compact Reactor 40 autopilot unit
Cons−Only compatible with Yamaha steer-by-wire systems
Compared with the 7 Marine Autopilots on this page−Control unit included not listed: 6 of the 9 here list one
How pros and cons are picked (About: Disclaimer) About this product
Garmin
Steer-by-wire, Not included, Included, Reactor 40
+Includes the GHC 50 control unit
+Steer-by-wire steering for Volvo Penta systems
+Part of the Reactor 40 autopilot line
−Drive unit is not included
$6,599.99
as of 11/03/2026 23:08 PST - DetailsProduct details
About this product
Garmin
Steer-by-wire, Not included, Reactor 40
+Part of the Reactor 40 autopilot line
+Built for steer-by-wire steering systems
−Control head is not included with this package
$2,344.11
as of 11/04/2026 00:40 PST - DetailsProduct details
About this product
Garmin
Steer-by-wire, Included, Reactor 40
+Designed for Yamaha steer-by-wire systems
+Includes GHC control unit
+Plug-in fit for compatible Yamaha outboards
−Only compatible with Yamaha steer-by-wire systems
$2,004.43
as of 11/03/2026 23:08 PST - DetailsProduct details
About this product
Garmin
Steer-by-wire, Not included, Included, Reactor 40
+Includes the GHC 50 control unit
+Steer-by-wire steering for Yamaha Helm Master systems
+Part of the Reactor 40 autopilot line
−Drive unit is not included
$3,441.36
as of 11/03/2026 23:08 PST - DetailsProduct details
About this product
Garmin
Steer-by-wire, Included, Reactor 40
+Reactor 40 line for marine autopilot use
+Includes a control unit
+Steer-by-wire steering system
$2,212.76
as of 11/04/2026 00:40 PST - DetailsProduct details
About this product
Garmin Reactor 40 Autopilot Steer-By-Wire Standard with GHC50 Control
