2019 Sea Ray SLX 400 Boat in Lake Ozark, MO 65049 US
SLX 400
2 Engines (2x MERCRUISER)
39.5 feet
Gas
Fiberglass/Reinforced
2019 SEA RAY 400 SLX W/TWIN 430HP MERCRUISER 8.2L MAG HO AXIUS BR3X DRIVES W/JOYSTICK CONTROLS (ONLY 239 HOURS)
A freshwater, two-owner boat kept on a lift under a Marine Concepts cover here at Lake of the Ozarks since new. This boat is equipped with a Kohler gas generator with only 108 hours of use, which allows for AC/Heat and use of grills while out on the boat. The 400 SLX, known as the "entertainer," is the flagship for the Sea Ray family. An expansive cockpit social zone has a well-appointed wet bar with twin refrigerators, sink, twin grills, while the innovative new transom terrace opens to extend the cockpit all the way to the water. Other features include a submersible swim platform, telescoping extended sunshade, canvas retractable sunroof, remote-controlled spotlight, windlass anchor system, shore power cords, swivel companion seat, cockpit tables, Fusion stereo system, Joystick controls with Skyhook, Cabin area with two TVs, refrigerator & microwave, Full size head w/shower and comfortable lounging & sleeping area.
Disclaimer
The Company offers the details of this vessel in good faith but cannot guarantee or warrant the accuracy of this information nor warrant the condition of the vessel. A buyer should instruct his agents, or his surveyors, to investigate such details as the buyer desires validated. This vessel is offered subject to prior sale, price change, or withdrawal without notice.
The Company offers the details of this vessel in good faith but cannot guarantee or warrant the accuracy of this information nor warrant the condition of the vessel. A buyer should instruct his agents, or his surveyors, to investigate such details as the buyer desires validated. This vessel is offered subject to prior sale, price change, or withdrawal without notice.
Price History
| Date | Event | Price |
|---|---|---|
| 7/23/26 | Initial price | $424,900 |
2019 Sea Ray SLX 400 Video Tours
Overview
The Sea Ray 400 SLX with outboard power represents a refined blend of performance and comfort, featuring the latest Mercury 300 horsepower V8 outboards. This model maintains ample swim platform space despite the outboard configuration and integrates advanced technology and thoughtful design elements throughout the vessel.
Exterior Design and Swim Platform
The swim platform remains spacious, extending only 16 inches from the transom at its narrowest point, ensuring no compromise in usable space despite the outboard engines. The transom is equipped with 9-inch pull-up cleats on both sides, and deep storage compartments under the port side seating accommodate longboards, skis, and wakeboards. A convenient inflator for water toys is included, along with a cleverly stored pole that can be used to support a stand-up transom shower. Shore power connections, city water inlet, electrical and TV hookups, and a fresh water washdown are all neatly organized in one area, complemented by USB connectivity adjacent to the lounge.
Power and Performance
Powered by triple Mercury 300 horsepower V8 outboards featuring advanced technology such as larger alternators and quieter operation, the 400 SLX delivers impressive performance. The boat weighs approximately 21,258 pounds with fuel and passengers aboard. During testing, it reached a top speed of 51.8 miles per hour at 5,900 RPM, with an optimal cruise speed of 32.9 miles per hour at 4,000 RPM. Fuel consumption at cruise was measured at 34.8 gallons per hour, yielding a range of 319 statute miles while retaining a 10% fuel reserve. The vessel planes quickly, achieving 20 miles per hour in 6 seconds and 30 miles per hour in 9.5 seconds. Handling is responsive with a comfortable turning radius, and the joystick docking system allows for precise maneuvering in tight spaces. The hull design provides a smooth ride with minimal hull slap or pounding, even when crossing wakes at speed.
Mechanical and Systems Layout
The engine compartment is thoughtfully arranged, featuring an optional SeaKeeper 3 gyro stabilizer mounted centrally with stringers pre-built to accommodate it. On the port side are house and engine start batteries along with the generator, while the starboard side houses hydraulic components for the terrace. The vessel includes a generator and the innovative Fathom ePower system, which provides 22 kilowatt-hours of lithium-ion battery capacity to power onboard electrical systems such as air conditioning, electric grills, and refrigeration. This system intelligently manages power loads and interfaces with the Simrad multifunction displays for real-time monitoring and can be recharged via engine alternators, generator, or shore power.
Helm and Electronics
The helm station is one of the most refined in its class, featuring a soft-touch dash and dual 12-inch Simrad Evo 3S multifunction displays with the NaviOp system for comprehensive control of electrical systems and lighting presets. The displays support up to six panels simultaneously and include tide graphs, engine data, vessel controls such as cruise control, troll control, and active trim. Additional helm features include sport exhaust controls, flush-mounted Fusion stereo, spotlight control, Seakeeper controls, auto glide automatic trim tabs, joystick docking, and a Simrad VHF radio. Dual helm seats are ergonomically designed with 24-inch width, flip-up bolsters, and adjustable fore and aft swivel functionality. Generator and 120-volt AC controls are conveniently located beneath the port helm seat.
Deck and Bow Features
The deck layout includes strategically placed cleats for secure mooring, with a 10-inch cleat forward of midships and another at the bow. The bow area features dual hatches providing access to the ground tackle, which can be remotely controlled. Fresh water washdown is located nearby, flanked by LED navigation lights and a remote-controlled spotlight on the port side, enhancing safety and convenience.
Conclusion
The Sea Ray 400 SLX outfitted with triple 300 horsepower Mercury V8 outboards offers a compelling combination of power, technology, and comfort. Its well-considered design preserves functional space while integrating advanced systems such as the SeaKeeper gyro stabilizer and Fathom ePower battery system. Performance testing demonstrated quick acceleration, efficient cruising, and smooth handling, complemented by a sophisticated helm and electronics package. Overall, the 400 SLX is a versatile and comfortable boat that performs confidently in a variety of conditions, making it a strong contender in its class.
Overview from around the web 2019 Sea Ray SLX 400
Customers have shared a range of positive feedback about the 2019 Sea Ray SLX 400, highlighting its impressive blend of style, performance, and comfort
Many users appreciate the boat's sleek, modern design that turns heads on the water. The spacious layout, featuring generous seating and entertainment options, has been praised for enhancing the onboard experience for families and friends alike. Performance is another standout feature, with many owners noting the powerful engines and smooth handling that make cruising a joy. The advanced technology and intuitive control systems also receive high marks, providing confidence and ease of use for both seasoned boaters and newcomers. Moreover, the luxurious finishes and attention to detail in the cabin and cockpit area have impressed buyers, ensuring a comfortable and upscale environment while enjoying a day out on the water. Overall, the 2019 Sea Ray SLX 400 continues to be a top choice among boating enthusiasts looking for a premium experience.
The Biggest Pros and Cons
Pros
Spacious Design: The SLX 400 features an expansive layout that accommodates friends and family comfortably, making it ideal for entertaining on the water.
Powerful Performance: Equipped with robust engine options, the SLX 400 delivers impressive speed and agility, perfect for thrilling outings or leisurely cruises.
Innovative Technology: This model showcases advanced technology, including an intuitive touchscreen display for easy navigation and control, ensuring a modern boating experience.
Luxurious Interior: The interior is designed with premium materials and finishes, providing an upscale feel and comfort that enhances the overall boating experience.
Excellent Handling: With its responsive steering and stability, the SLX 400 is known for its easy maneuverability, making it suitable for both novice and experienced boaters.
Versatile Features: The boat boasts versatile and thoughtful features, such as ample storage, a wet bar, and a spacious swim platform, which cater to a variety of water activities.
Cons
Price Point: The SLX 400 is positioned in the higher price range, which may not be accessible for all buyers.
Fuel Consumption: While powerful, the engine options may lead to higher fuel consumption, especially during high-speed outings.
Maintenance Costs: As with most luxury boats, ongoing maintenance and service costs can be significant, potentially outpacing more budget-friendly boats.
Size and Weight: The boat's size can make docking and trailer transport more challenging, particularly for those who are not experienced in handling larger vessels.
Limited Fishing Features: While it excels in luxury and recreational features, it may lack specific amenities geared towards serious anglers, which could be a downside for fishing enthusiasts.
Made For
The 2019 Sea Ray SLX 400 is designed for boating enthusiasts who seek a perfect blend of luxury, performance, and versatility. Ideal for families and socialites, this expansive vessel is perfect for those who love entertaining on the water, offering ample space for gatherings with friends and family. Its cutting-edge technology and exceptional handling make it suitable for experienced boaters who value speed and agility while cruising or engaging in water sports. This model caters to those who appreciate high-end finishes and innovation, with a focus on comfort and style. With a range of customizable features and premium materials, the SLX 400 stands out for those who desire a sophisticated yet functional boat that enhances their on-water lifestyle. Whether you’re relaxing at a cove, hosting a sunset gathering, or enjoying a day out with loved ones, the Sea Ray SLX 400 is the perfect choice for an unforgettable boating experience.
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2019 Sea Ray SLX 400 | |||||
|---|---|---|---|---|---|
| $424,900 | $499,900 | $524,900 | $159,900 | $159,900 | $99,900 |
| Lake Ozark | Lake Ozark | Lake Ozark | Sunrise Beach | Lake Ozark | Lake Ozark |
| 40' | 39' | 39' | 35' | 28' | 28' |
| 4' | - | - | - | - | - |
| MERCRUISER | MERCRUISER | MERCRUISER | MerCruiser | MERCRUISER | MERCRUISER |
| 430 hp | 430 hp | 430 hp | 300 hp | 350 hp | 350 hp |
| 3 | 288 | 347 | 46 | 28 | 6 |
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Meet the Broker

Address
Boat Location
Contact Big Thunder Marine about 2019 Sea Ray SLX 400
3534 Osage Beach Parkway , Osage Beach, MO, 65065



















































































