SEA RAY SLX 400 Outboard

Design your own adventure on the Sea Ray SLX 400 Outboard

Sea Ray’s SLX 400 Outboard reimagines the award‑winning SLX 400 with outboard power, delivering expansive capacity, deluxe amenities, breakthrough design and remarkable versatility. It gives you the freedom to shape every adventure exactly as you choose.

From the ingenious fold‑down swim terrace to the spacious, well‑appointed cabin and the amenity‑rich cockpit, the SLX 400 Outboard stands as the ultimate entertainer and an exceptional all‑around performer.

Engineered for Quiet Confidence 

The SLX 400 Outboard’s connected technology delivers peace of mind by sending location details and key system updates directly to the Sea Ray+ mobile app. 

Remotely check geofencing, engine data and alerts, and—when on shorepower—monitor battery and bilge status so your boat is ready when you are.

At the helm, dual 9" Simrad® touchscreens (with an optional upgrade to 12") provide clear, intuitive control. Mercury VesselView® Link data, chartplotting, depth and fishfinding capabilities are all seamlessly integrated for confident navigation and easy system monitoring.

Gallery

Entertain Without Limits

Bring your friends—every one of them. 

The SLX 400 Outboard offers a generous cabin and expansive bow seating, paired with entertainment‑ready amenities that turn hours and even days on the water into effortless fun aboard this award‑winning boat. 

In the cockpit, a spacious social zone features a well‑appointed wet bar with refrigerator, sink and available dual grills, while the innovative fold‑down swim terrace opens outward to extend the entire space right to the water’s edge.

Layout



Compare Models

SLX 400 OB
SLX 400 OBSLX 400 OBSLX 400 OBSLX 400 OBSLX 400 OBSLX 400 OBSLX 400 OBSLX 400 OBSLX 400 OBSLX 400 OBSLX 400 OB
SLX 400 OB
SLX 400
SLX 260
SLX 260 OB
SLX 260 Surf
SLX 280
SLX 280 OB
SLX 310
SLX 310 OB
SLX 350
SLX 350 OB
SLX 360 OB
Length Overall
12.85 m
12.12 m
7.85 m
8.71m
7.85 m
8.74 m
9.58 m
9.60 m
10.31 m
10.97 m
11.58 m
11.6 m
Beam
3.68 m
3.68 m
2.59 m
2.59 m
2.59 m
2.74 m
2.74 m
3.12 m
3.12 m
3.20 m
3.20 m
3.3 m
Standard Propulsion
Triple Mercury® 300 Verado® V8 Outboards with Joystick Piloting & e-Steering
Twin Mercury® MerCruiser® 8.2L MAG ECT Bravo Three X® SeaCore®
Mercury® MerCruiser® 6.2L MPI ECT Bravo Three® with DTS (350 hp / 261 kW)
Mercury® 300 Verado® Outboard (300 hp / 224 kW)
Mercury® MerCruiser® 6.2L MPI ECT Bravo Four S® with DTS (350 hp / 261 kW)
Mercury® MerCruiser® 6.2L MPI ECT Bravo Three® with DTS (350 hp / 261 kW)
Twin Mercury® 250 Verado® Outboards with Joystick Piloting (T-250 hp / 186 kW)
Twin Mercury® MerCruiser® 4.5L MPI ECT Bravo Three® with Joystick Piloting
Twin Mercury® 300 Verado® Outboards with Joystick Piloting
Twin Mercury® MerCruiser® 6.2L MPI ECT Bravo Three X® with Joystick Piloting
Twin Mercury® 350 Verado® V10 Outboards with Joystick Piloting
Triple Mercury® 300 Verado® V8 Outboards with Joystick Piloting
Draft (trim down)
114 cm
112 cm
102 cm
-
122 cm
104 cm
89 cm
97 cm
81 cm
94 cm
81 cm
109 cm
Draft (trim up)
81 cm
84 cm
61 cm
48 cm
86 cm
64 cm
56 cm
71 cm
64 cm
66 cm
58 cm
74 cm
Dry Weight
9,379 kg
9,432 kg
2,752 kg
2,524 kg
2,811 kg
3,800 kg
3,653 kg
5,104 kg
4,688 kg
6,457 kg
5,909 kg
8,210 kg
Deadrise
21°
21°
21°
21°
21°
21°
21°
21°
21°
21°
21°
21°
Fuel Capacity
1,420 L
946 L
284 L
284 L
284 L
443 L
511 L
492 L
598 L
606 L
606 L
1041 L
Water Capacity
189 L
189 L
53 L (Requires Water System Bundle)
23 L (Requires Water System Bundle)
53 L (Requires Water System Bundle)
76 L (Requires Water System Bundle)
76 L (Requires Water System Bundle)
91 L
91 L
114 L
114 L
113 L
Sleeps
4
4
-
2
-
-
-
-
-
-
-
-
CE Capacity
B:18 Persons
B:18 Persons
C:12 Persons
C:12 Persons
C:8 Persons / D:12 Persons
C:12 Persons
C:12 Persons
C:14 Persons
C:15 Persons
C:18 Persons
C:18 Persons
C:18 Persons

Enquire

Please enter the 4 digit security code, shown below:

wcs image 1wcs image 2wcs image 3wcs image 4