2020 Sea Ray SLX 400 Boat in Cumming, GA 30041 US
SLX 400
2 Engines (2x MERCRUISER)
40 feet
Gas
Fiberglass/Reinforced
Freshwater!!! 69 Hours!!!
This 2020 Sea Ray SLX 400 is as clean as they come. This one owner boat has been used exclusively here on the fresh water of Lake Lanier and has been kept under cover since new. It has been meticulously maintained and carefully cared for by its previous owner.
This SLX 400 was exceptionally well equipped when new and has just 69 hours on its MerCruiser 8.2L HO engines. Known as the "Entertainer," the 400 SLX is the flagship of the Sea Ray bowrider lineup and represents the ultimate in luxury day boating while still offering the versatility of overnight accommodations.
The 400 SLX provides an impressive combination of space, comfort, performance, and amenities. Whether you are spending a full day on the lake with family and friends, entertaining at the sandbar, cruising to your favorite waterfront restaurant, or enjoying an overnight stay, this boat is designed to provide everything you need.
The pristine condition of this 2020 SLX 400 speaks for itself. With its low hours, freshwater history, covered storage, and exceptional maintenance, this is a rare opportunity to own a premium Sea Ray SLX 400 at a fraction of the cost of a new model.
Call today to schedule your private showing and experience this beautiful Sea Ray SLX 400 in person.
Notable options and features:
- Sea Ray blue full color hull
- Bottom paint
- White gel stripe
- Midnight blue canvas
- Canvas package full enclosure
- Cockpit color stone
- Twin Mercruiser 8.2L HO engines (430 HP a piece) (69 Hours)
- Dynamic running surface
- Opening canvas section for fiberglass hardtop
- Extended sunshade
- Docking lights
- Blue LED lighting package
- Blue under water lights
- Cockpit heat
- Premier stereo upgrade
- Sirius satelite radio
- TV in the V berth
- Bow filler cushion
- High gloss cockpit and bow table
- Wine cooler
- Dual Kenyon electric grills
- Cockpit refigerator
- Automated submersible swim platform
- Seadek on swimplatform and in cockpit
- Flag pole and base
- Fender clips
- Windlass - all chain
- Stainless steel anchor
Price History
| Date | Event | Price |
|---|---|---|
| 10/9/26 | Initial price | $449,900 |
Videos from MarineMax Lake Lanier on this 2020 Sea Ray SLX 400
2020 Sea Ray SLX 400 Video Tours
Sea Ray SLX 400: BoatTEST Review
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 2020 Sea Ray SLX 400
The 2020 Sea Ray SLX 400 has garnered enthusiastic feedback from boat enthusiasts and owners, highlighting its impressive blend of performance and luxury
Many customers praise its sleek and modern design, noting the attention to detail in the craftsmanship and the quality of materials used throughout the boat. Owners often highlight the spacious layout, with ample seating and entertaining areas that make it perfect for socializing with friends and family. The large sunpad and innovative features such as the convertible transom and wet bar are frequently cited as standout elements that enhance the overall boating experience. Performance-wise, the SLX 400 is celebrated for its powerful engines that deliver a smooth and exhilarating ride. The boat's handling is noted to be responsive and agile, making it easy to navigate both in open water and during docking. Moreover, advanced technology features, including the intuitive digital dash and integrated sound system, have been well-received, offering both convenience and entertainment on the water. Overall, customers appreciate the Sea Ray SLX 400 for its combination of luxury, comfort, and performance, making it a favorite among those looking to enjoy life on the water.
Made For
The 2020 Sea Ray SLX 400 is designed for those who seek the ultimate blend of luxury, performance, and innovative features on the water. Ideal for boating enthusiasts who value style and comfort, this model caters to families, friends, and anyone looking to create unforgettable memories on the water. With its spacious layout and modern amenities, it's perfect for entertaining guests, whether you’re hosting a sunset cruise or a day of water sports. The SLX 400's cutting-edge technology, such as the advanced digital helm and premium sound system, appeals to tech-savvy boaters who appreciate intuitive controls and immersive experiences. This boat is also for those who demand exceptional craftsmanship and attention to detail. The luxurious finishes, ergonomic seating, and customizable options ensure a personalized boating experience tailored to individual tastes and preferences. Additionally, the powerful performance and stability make it suitable for both leisurely outings and thrilling adventures. Whether you’re a seasoned boater or new to the maritime lifestyle, the 2020 Sea Ray SLX 400 is designed for discerning individuals who prioritize elegance, versatility, and performance while enjoying the open water.
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2020 Sea Ray SLX 400 | ||||||
|---|---|---|---|---|---|---|
| Price | $449,900 | $159,900 | $150,801 | $62,500 | $60,000 | $56,000 |
| Location | Cumming | Buford | Cumming | Cumming | Buford | Buford |
| Nominal Length | 40' | 27' | 25' | 23' | 23' | 23' |
| Engine Make | MERCRUISER | MerCruiser | MERCRUISER | Mercruiser | Mercruiser | Mercruiser |
| Total Engine Power | 430 hp | 350 hp | 350 hp | 300 hp | 300 hp | 300 hp |
| Days on Market | 0 | 126 | 424 | 9 | 3 | 2 |
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Boat Location
Contact MarineMax Lake Lanier about 2020 Sea Ray SLX 400
Cumming, GA, 30041

















































































































