2024 Sea Ray SLX 400
$599,000
$604,000
Boat in Harrison Township, MI 48045 US
Built in 2024
SLX 400
2 Engines (2x MerCruiser)
40 feet
Gas
Fiberglass/Reinforced
This freshwater-only 2024 Sea Ray SLX 400 presents in exceptional condition, showing just 83 original hours and meticulously cared for throughout. During the boating season, the vessel has been hoist-kept, helping preserve the hull and overall condition, and stored inside a heated facility when not in use. This level of care reflects true pride of ownership and makes this one of the cleanest, most well-maintained examples on the market today. Conveniently located at Lakeside Formula in St. Clair Shores in the water for easy viewing.
Powered by twin MerCruiser 8.2L MAG HO engines (430 HP each) with SeaCore saltwater protection, the SLX 400 delivers a powerful yet refined ride with impressive handling and reliability. Known for its commanding presence and smooth performance, this model is built to perform whether you're cruising Lake St. Clair or entertaining at anchor.
The SLX 400 is designed around luxury, space, and social versatility. Expansive seating areas, premium finishes, and an intelligently designed cockpit layout create the perfect environment for entertaining guests or enjoying extended days on the water. From its upscale helm to its thoughtfully appointed lounging areas, every detail reflects Sea Ray's commitment to quality and comfort.
Whether you're looking for a high-end day boat, a weekend-ready entertainer, or a turnkey freshwater vessel with low hours, this 2024 SLX 400 checks all the boxes.
- Twin Mercruiser 8.2L MAG HO 430HP engines with Bravo III X Drives
- Seacore Saltwater Protection (used in freshwater only)
- Automated Submersible Swim Platform
- Extended Sunshade
- 7.5 kW Generator
- A/C & Heat in Cabin
- Cockpit Heat
- Cockpit Refrigerator & Grill
- Satellite Radio (SiriusXM)
- VHF Radio
- Twin Simrad 16” Displays w/ Radar
- Mercury VesselView Link
- Windlass
- Cockpit TV
- Bow Docking Lights
- Teak Bow Table
- Flat Screen TV in Mid-Cabin and V-Berth
- Front, Sides & Aft Canvas Enclosure
- Cockpit & Bow Covers
- Bow Sunshade
- Fender Clips
- SeaDek Throughout Cockpit & Swim Platform
Key Advantages
- Freshwater-Only Great Lakes Boat
- Only 83 Original Hours
- Indoor Heated Storage
- Dealer Maintained
- Immediate Delivery Available
- Easy To Show By Appointment
Premium Equipment & Options
Power & Performance
- Mercury Joystick Piloting with VesselView Link
- Quiet Ride Hull Technology
- Twin Simrad 16" Glass Dash Displays with Radar
- Windlass Anchor System
- Bow Docking Lights
Comfort & Climate Systems
- 7.5 kW Generator
- Cabin Air Conditioning & Heat
- Cockpit Heat
Entertainment & Luxury
- Cockpit Refrigerator & Electric Grill
- Cockpit Television
- Flat Screen TVs in Mid-Cabin & V-Berth
- Satellite Radio (SiriusXM)
- Extended Sunshade
- Bow Sunshade
Swim Platform & Water Access
- Automated Submersible Swim Platform
- SeaDek Cockpit & Swim Platform Flooring
- Fender Clips
Deck & Cockpit Features
- Teak Bow Table
- Bow Seating Conversion Sunpad
- Cockpit & Bow Mooring Covers
- VHF Marine Radio
- Front, Sides & Aft Canvas Enclosure
- Cockpit Cover
Cabin Accommodations
The spacious cabin provides comfortable overnight accommodations with a queen-size aft berth and forward convertible sleeping area, along with air conditioning, entertainment systems, and premium finishes.
Perfect for weekend cruising or extended days on the water.
Freshwater SLX 400 boats are among the most desirable on the market due to reduced corrosion and long-term condition advantages compared to saltwater boats.
- New Boat Condition
- Indoor Storage Since New
- Low Hours
- Premium Options
- Immediate Availability
Without the wait time or cost of ordering new.
Cup holders, stainless steel (29)
Floor liner, fiberglass
Lighting, LED (courtesy)
Outlets, 12V accessory (bow, helm & transom) – 3
Outlet, 120V GFCI
Outlets, USB dual port (4)
Self-bailing cockpit
Steps, boarding (integrated)
Table, teak (cockpit)
DOORS
Bow block-off door, fiberglass
Cabin entry door, sliding lockable (fiberglass)
Engine room hatch, electrically actuated with emergency pull handle & prop rod
Hatch for bilge access
Transom door, fiberglass
SEATING
Aft L-shaped bench seating with rotating backrest & storage below
Bow seating with foldable armrests, fixed cushions & storage below
Cockpit social area with opposing seating & storage
Helm bucket seats (dual) with sliders, flip-up bolsters & telescopic pedestal mounts
Port companion bucket seat, two-person with swivel, slider & flip-up bolster
Sunpad with rotating backrest
STORAGE
- Bow storage (under seating)
- Cooler storage (cockpit)
- Fender storage (bow floor)
- Shoe storage (cockpit)
- Side panel tubs (bow)
WET BAR
- Countertop, solid surface
- Handrail, Chil Cool Technology vinyl-wrapped stainless steel
- Outlet, 120V GFCI
- Refrigerator, dual voltage
- Sink, stainless steel with faucet
- Trash receptacles, pull-out
- Cleats, stainless steel through-bolted (10′′) – 6
- Cleats, stainless steel pop-up (8′′ – stern) – 2
- Deck fill plates, stainless steel
- Drain plug, brass-threaded (garboard)
- Eye, stainless steel with stainless steel scuff plate (bow)
- Eyes, stainless steel (stern) – 2
- Handrails, Chil Cool Technology vinyl-wrapped stainless steel (bow & cockpit)
- Hardtop, fiberglass
- Horn, stainless steel
- Hull windows, acrylic
- Light, foldable (stern)
- Lights, navigation (stainless steel)
- Pullout sprayer (transom)
- Quiet RideTM technology
- Rub rail, PVC with stainless steel insert
- Stringer system, fiberglass
- Swim platform, integral with stainless steel four-step swim ladder & grab handle
- Swim terrace, electrically actuated fold-down (starboard)
- Thru-hull fittings, stainless steel
- Windlass, thru-hull with bow controls, rope, chain, galvanized anchor & bow washdown
- Windshield, tempered tinted curved glass
- Windshield wiper (starboard)
STORAGE
- Transom storage for dock lines & gear (under sunpad)
- Transom storage for paddleboards, gear & inflatables with gas-assisted fiberglass lid (under sunpad)
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 |
|---|---|---|
| 5/20/26 | Price decreased | $599,000(-0.8%) |
| 4/16/26 | Price decreased | $604,000(-2.4%) |
| 3/19/26 | Price decreased | $619,000(-4.8%) |
| 2/24/26 | Price decreased | $649,900(-4.3%) |
2024 Sea Ray SLX 400 Video Tours
Boattest.com Review
Overview
The Sea Ray 400 SLX is a spacious and versatile outboard-powered boat that stands out in its class for offering exceptional room and functionality. Designed to accommodate both day cruising and overnight stays, this model features innovative design elements that enhance comfort and usability for up to 15 guests, with sleeping accommodations for four.
Exterior Design and Cockpit Layout
The exterior of the 400 SLX emphasizes generous seating and smart use of space. The aft cockpit includes an eight-foot-wide seat with a depth of 34 inches, providing ample room for relaxation. A notable feature is the power-actuated terrace on the starboard side, which when lowered extends the deck area and adds three feet to the boat's beam, enhancing social and swim platform space. The terrace is complemented by a concealed stern ladder for easy water access. The cockpit features L-shaped seating along the port side and across the stern, with storage compartments beneath the seats, including space for a carry-on cooler. Opposite this, the starboard side offers additional seating and a well-equipped wet bar area with dual electric grills, a stainless steel sink, and dual refrigerators. The cockpit is shaded by a standard hardtop standing six feet seven inches above the deck, with optional sunshades and an extendable SureShade awning that increases covered space aft.
Forward Seating and Entertainment
Forward of the cockpit, the 400 SLX provides a walkthrough windshield leading to a dedicated entertainment area. This space includes three seats with flip-up and flip-down armrests arranged around an expandable solid wood pedestal table. The seating is thoughtfully designed for comfort and convenience, with integrated grab rails and dedicated storage for the table and pedestal. Additional amenities include a Fusion stereo system with connectivity, beverage holders, and strategically placed grab handles to enhance safety and ease of movement.
Interior Living Spaces and Accommodations
Below deck, the 400 SLX offers comfortable accommodations suitable for overnight stays. The main cabin features six feet three inches of headroom and wraparound seating around an expandable pedestal table that can convert into a berth for two. Storage is abundant beneath the seats and in various compartments, complemented by a 32-inch TV mounted on the port bulkhead, a refrigerator, and a microwave. A mid-berth provides additional sleeping space for two, with generous storage and overhead clearance. The boat also includes a wet head with a hall-side window, a mirrored storage cabinet, a vessel sink set on a Corian countertop, and further storage below, ensuring convenience and comfort for extended outings.
Conclusion
The Sea Ray 400 SLX impresses with its spacious layout, innovative features like the power-actuated terrace, and well-appointed interior accommodations. It balances ample seating and entertainment options with practical overnight facilities, making it suitable for both day trips and weekend cruises. Overall, this model offers a compelling combination of comfort, functionality, and style for boating enthusiasts.
Overview from around the web 2024 Sea Ray SLX 400
Customers are praising the 2024 Sea Ray SLX 400 for its sleek design, powerful performance, and exceptional comfort
Many highlight the spacious and well-appointed cockpit, noting the high-quality materials and thoughtful layout that make it perfect for entertaining and relaxing. The boat's smooth handling and impressive speed receive frequent compliments, as does the advanced technology integrated into the helm for ease of navigation and control. Overall, owners appreciate the blend of luxury and functionality that the SLX 400 offers, making it a standout choice for both day cruising and longer outings on the water.
The Biggest Pros and Cons
The 2024 Sea Ray SLX 400 offers a blend of luxury, performance, and advanced technology, making it a standout in the luxury sport boat category. Here are some pros and cons to consider:
Pros
Luxurious Design: The SLX 400 features a sleek, modern design with high-quality materials and finishes, providing an upscale onboard experience.
Spacious Layout: Ample seating and thoughtful layout accommodate family and guests comfortably, including a versatile sunpad and large swim platform.
Powerful Performance: Equipped with robust engine options, the boat delivers impressive speed and smooth handling, ideal for watersports and cruising.
Advanced Technology: Includes state-of-the-art navigation, entertainment systems, and digital controls for enhanced convenience and safety.
Comfort and Amenities: Features such as a well-appointed cabin, premium sound system, and customizable options elevate the onboard comfort.
Innovative Storage Solutions: Cleverly designed compartments maximize storage without sacrificing space or aesthetics.
Cons
Price Point: As a luxury sport boat, the SLX 400 comes with a premium price tag, which may be a consideration for budget-conscious buyers.
Fuel Consumption: Powerful engines, while delivering great performance, can result in higher fuel consumption compared to smaller or less powerful boats.
Size and Weight: The boat’s size and weight may limit ease of trailering and require a larger vehicle for transport.
Learning Curve for Technology: The advanced digital systems may require some time for new owners to fully master and customize.
Made For
The 2024 Sea Ray SLX 400 is perfect for boating enthusiasts who seek a luxurious and versatile vessel that combines performance, comfort, and advanced technology. It’s ideal for families and friends looking to enjoy a day on the water with spacious seating, premium amenities, and smooth handling. Whether you’re into water sports, entertaining guests, or relaxing cruises, the SLX 400 offers a refined experience tailored to those who value style, innovation, and quality in their boating adventures.
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 2024 Sea Ray SLX 400 | |||||
|---|---|---|---|---|---|
| $599,000 | $525,000 | $479,747 | $359,000 | $184,900 | $139,900 |
| Harrison Township | Harrison Township | Holland | Holland | Grand Haven | Saint Clair Shores |
| 40' | 40' | 35' | 35' | 35' | 27' |
| 4' | - | - | - | - | - |
| MerCruiser | Mercury | Mercruiser | MerCruiser | Mercruiser | Mercury |
| 430 hp | 350 hp | 380 hp | 350 hp | 380 hp | 300 hp |
| 227 | 268 | 558 | 113 | 262 | 205 |
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Meet the Broker
Address
Boat Location
Contact Lakeside Formula about 2024 Sea Ray SLX 400
24200 Jefferson, St. Clair Shores, MI, 48080
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