2020 Sea Ray SLX 400 Boat in Michigan City, IN 46360 US
SLX 400
2 Engines (2x MerCruiser)
40 feet
Gas
Fiberglass/Reinforced
STK NO. SA-KB-20
ONE OWNER | FRESHWATER | ONLY 75 HOURS | TWIN 430 HP MERCRUISER AXIUS | GENERATOR | HARDTOP | TEAK | SUBMERSIBLE SWIM PLATFORM
Experience luxury, performance, and innovative design aboard this exceptionally well-equipped 2020 Sea Ray SLX 400. A one-owner, freshwater boat with only 75 hours, this SLX 400 has been well maintained and offers an outstanding opportunity for anyone searching for a premium large luxury bowrider without buying new. Always kept in heated storage.
Powered by twin MerCruiser 8.2L MAG HO engines producing 430 HP each, paired with Bravo Three X stern drives and Axius joystick control, the SLX 400 delivers impressive performance along with easy maneuverability around the dock. With a combined 860 horsepower, this boat has the power and handling expected from Sea Ray's flagship SLX series.
The striking Full Black Hull with White Gel Stripe gives this SLX 400 a sophisticated appearance on the water. A fiberglass hardtop with opening canvas section, extended sun shade, teak cockpit flooring and extensive teak throughout the swim platform, terrace and walk-thru further enhance its upscale look and feel.
One of the signature features of the SLX 400 is its innovative entertainment-oriented layout. The spacious cockpit, bow seating and expansive swim area provide multiple places to relax and entertain. The automated submersible swim platform makes enjoying the water even easier, while the onboard air compressor is ideal for inflating water toys.
Entertainment is equally impressive with the Premier Stereo System serving the cabin and cockpit, Sirius Satellite Radio, cockpit TV, V-berth TV and mid-cabin TV. Add the generator, electric grill, wine cooler and premium seating areas, and this Sea Ray is ready for everything from afternoon cruising to full days entertaining family and friends on the water.
With its combination of freshwater history, one ownership, extremely low 75 hours, 860 HP Axius propulsion and extensive factory options, this 2020 Sea Ray SLX 400 deserves serious consideration.
Highlights & Equipment- One Owner
- Freshwater Use
- Only 75 Hours
- Well Maintained
- Twin MerCruiser 8.2L MAG HO Engines - 430 HP Each
- 860 Total Horsepower
- Axius Joystick Propulsion
- Bravo Three X Stern Drives
- Full Black Hull
- White Gel Stripe
- Bottom Paint
- Cockpit Color - Stone
- Fiberglass Hardtop with Opening Canvas Section
- Canvas Package for Fiberglass Hardtop
- Extended Sun Shade
- Teak Flooring in Cockpit
- Teak Flooring on Swim Platform, Terrace and Walk-Thru
- OEM Battery Installation
- Gas Generator
- Docking Lights
- Blue Thru-Hull Underwater Lights
- Blue LED Lighting Package
- Single Electric Grill - 120V/60
- Air Compressor for Water Toys
- Teak Bow Table
- Automated Submersible Swim Platform
- Flag Pole and Base with U.S. Flag
- Stainless Steel Anchor
- Premier Stereo System - Cabin & Cockpit
- Sirius Satellite Radio
- VHF Radio with Antenna
- Flat Screen TV in V-Berth
- Flat Screen TV in Mid-Cabin
- Cockpit TV
- Dynamic Running Surface
- Wine Cooler
Finding a low-hour freshwater Sea Ray SLX 400 with this level of equipment can be difficult. With just 75 hours, one-owner history and twin 430 HP MerCruiser power, this boat offers the performance of a serious sport boat combined with the comfort and amenities of a luxury day yacht.
Whether you're cruising Lake Michigan, entertaining at the dock, spending the day anchored off the beach or enjoying watersports with family and friends, the SLX 400 provides an impressive combination of space, luxury and performance.
Contact B & E Marine in Michigan City, Indiana today for additional information, current availability or to schedule a private showing of this 2020 Sea Ray SLX 400.
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B & E Marine is celebrating 73 years of serving the boating community on the Southern Tip of Lake Michigan. B & E is only 38 Miles from Chicago and offers complete Marine Service, Accessories, Mercury Parts, Gas Dock, Slips and Heated & Cold Storage. B & E Marine is a dealer for Sea Ray, Navan, Boston Whaler, Yamaha Jet Boats, and offers a large selection of Used & Brokerage Boats.
Disclaimer: The information provided about this boat may not be accurate, or up to date. It is recommended that you confirm the information with one of our sales consultants, or refer to the manufacturer for accurate information regarding options, specifications and technical data on this boat.
- Winner of a 2017 NMMA Innovation Award, the SLX 400 combines peak performance, superior comfort, incredible versatility and style, and state-of-the-art technology. The result is more than a boat - it's a premium socializing environment. Every facet has been thoughtfully designed for maximum enjoyment, from the inviting cockpit and cabin, to the sleek digital helm, to the innovative new convertible swim terrace. All so that you and your friends can experience richer, fuller days on the water. Because the ultimate talent of an entertainer is making every guest feel right at home.
- Beverage Holders - Stainless w/Rubber inserts w/ LED Lighting (29)
- Cockpit Vinyl Color - Espresso (Beige Base Vinyl w/ Brown Accent Vinyl)
- Cooler, Cockpit w/ Dedicated Storage
- Dash, Acrylic Skylight
- Deck Entry Access, Port and Starboard sides.
- Door, Bow Block-Off - Port Side - Acrylic w/ Stainless Steel Hardware
- Door, Cabin entry (Sliding and lockable) Fiberglass
- Floor Liner, Fiberglass w/ Direct Overboard Drainage
- Grab Handles - Stainless Steel w/ Leather Wrapped Grips
- Hardtop, Arctic White Fiberglass w/ Enclosed Ceiling & Courtesy Lights
- Hatch, Engine Compartment - Electrically Actuated
- Lighting, Courtesy - Stainless Steel
- Outlet, 120V GFI Protected
- Outlet, 12V Accessory (3)
- Storage, Side Panels - Bow - Port & Stbd Tubs
- Storage, Bumper - Floor - Bow
- Storage, Shoes - Aft Cockpit
- Storage, Glove Box (Dry)
- Storage, Below ETS Aft Seat
- Storage, Below Port Side Seat
- Table, Teak Cockpit w/ Cover
- USB Stereo Controls (1)
- Walk-Thru Transom (Stbd) w/ Door
- Wet Bar w/Solid-Surface Countertop, Stainless-Steel Sink, Faucet, Stainless-Steel Grab Handle, Refrigerator w/ Pull Out Drawers & Trash Receptacles
- Bow Seating, U-Shaped Seating Forward w/ Fixed Cushions
- Bow Seating, Large Tour Seating Facing Forward w/ Fixed Cushions & Arm Rest
- Cockpit Social Area w/ Opposing Seating & Storage Below ETS Module
- Seat, Dual Bucket - Helm w/ Slider, Flip-Up Thigh-Rise Bolster and Floor Footrest
- Seat, Dual Bucket-Companion; w/ 180° Swivel w/ Paddle Adjustment Levers and Flip Up Thigh Rise Bolster
- Transom Sungate Seating w/ 2 Drink Holders
- Air Conditioning/Heating, 120V/60 Cycle
- Audio Control Zone w/ 2 Speakers / Sound Bar & Remote
- Entrance Steps, Powder Coated Aluminum w/ Teak Overlay
- Hull Windows w/ Pleated Blinds & Tension System
- Refrigerator, In Cabin - Port
Aft Berth:
- Berth - Queen w/Mattress, Pillows, Sheets & Coordinated Spread
- Curtain, Privacy /Curtain
- Drink Holders (4)
- Sheet Set, Fitted (Neutral Color)
- Storage Cabinets & Lockers w/Shelves
Salon / V-Berth:
- Ceiling Liner
- CO Monitor
- Drink Holders (6)
- Lights-Standard & Indirect
- Microwave, 120V/12V
- Opening Port Lights w/ Screens - Port & Starboard
- Outlet, 12 V Accessory
- Outlet, 120V GFI Protected
- Storage - Port Side Day Galley
- Table, Wood
- U-Shaped Seating (Convertible w/ Filler Cushions) w/ Fiberglass Liner and Filler Cushion Storage
Head:
- Enclosed Compartment w/ Lockable Door, Solid Surface Countertop, Molded Fiberglass Liner w/ Glass Sink, Faucet, Pull Out Sprayer, Clothes Hooks, Portlight w/ Screen, Wood Storage Shelf w/Mirrored Bulkhead & w/ Courtesy Light and Non Skid Floor Treatment
- Head, VacuFlush w/ 28- Gallon Holding Tank
- Power Vent, 12V
Active Trim - Integrated GPS, Speed-based Automatic Engine Trim System
- Alarm, High-Water - Bilge & Cabin
- Alarms, Engine - Oil & Water (Audible)
- Drink Holder
- Dual Digital Dash w/ Mercury VesselView Link Data (16"); (Includes: 2 Simrad NSO EVO3 (16") Touchscreen Displays; NAVIOP Digital Switching; OP50 Remote Control for Displays, 2 Mirco SD Card Readers for Updating Charts, Chartplotter w/ Preloaded Charts; Transducer w/ Depth, Water Temperature & Fish Finder)
- Electronic Circuit 50 amp w/ Fuse Panel
- Horn
- Joystick Control
NAUTIC-ONTM Smart Boat System — Sea Ray Connect Remote Monitoring and Diagnosti
- Parallel Battery Engine Start
- SmartCraft® Digital Throttle & Shift w/ Trim Switch & Ignition Cutout Switch (Binnacle Control w/All Engines)
- Steering, Power-Assisted w/ Tilt Wheel
- Stereo, Fusion® Apollo 770 AM/FM w/Bluetooth, Wi-Fi Audio Streaming; SRX 400 Fusion Head Unit in Cabin w/ speakers for Discrete Zone; (6) Pair of Fusion 6.5" Speakers; 10" Subwoofer; (3) Fusion Signature Series Amps & (3) NRX 300 Remote Controls (Bow, Cabin, Transom)
- Switch Panel w/Backlit Weatherproof Lighted Chrome Push Button Switches
- Tilt & Trim, Power
- Battery Charger/ Converter 120V /60 cycle
- Battery Switch, Single w/ Solenoid
- Battery Trays w/Mounts
- Galvanic Isolators
- Mercathode (2)
- Shore Power, 120V/60 Cycle - 30-Amp Service w/Inlet, 50' Cord & Converter, Galvanic Isolator & Main Distribution Panel (Also Available in 220V/50 Cycle)
- TV Inlet w/ TV Antenna / TV shore cord
- Evaporative Emissions Fuel System
- Fuel Lines, USCG - Type A-1
- Fuel Tank w/Anti-Siphon Valve & Electric Sending Unit
- Bilge Pump, 12V Automatic
- Bilge Pump, 12V Automatic High-Water (2) 1-Bilge 1-Cabin
- Blowers, 12V Bilge (2)
- Fire Suppression System - Automatic
- Gel-Coated Engine Compartment
- Insulated Engine Compartment
- Lighting -12V
- Oil Filter - Remote
- Pressure Water System w/12V Pump
- Faucet - Wet Bar
- Pullout Sprayer - Head
- Pullout Sprayer - Transom
- Water Heater (6 Gallon)
- Water Tank (50 Gallon) w/ Level Indicator and Water Filter System
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 |
|---|---|---|
| 8/31/26 | Initial price | $549,900 |
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.
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2020 Sea Ray SLX 400 | ||||||
|---|---|---|---|---|---|---|
| Price | $549,900 | $299,000 | $154,900 | $134,900 | $119,000 | $114,900 |
| Location | Michigan City | Michigan City | Michigan City | Michigan City | Michigan City | Michigan City |
| Nominal Length | 40' | 32' | 29' | 29' | 34' | 34' |
| Draft | 4' | - | - | - | - | - |
| Engine Make | MerCruiser | Mercury | MerCruiser | MerCruiser | Mercruiser | Mercruiser |
| Total Engine Power | 430 hp | 300 hp | 380 hp | 380 hp | 370 hp | 320 hp |
| Days on Market | 1 | 85 | 27 | 218 | 5 | 31 |
| Get in touch |
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Meet the Broker

Address
Boat Location
Contact B & E Marine, Inc. about 2020 Sea Ray SLX 400
31 Lake Shore Drive, Michigan City, IN, 46360
























