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2025 Sea Ray SLX 400 Sold Boat in Lewisville, TX 75056 US

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builtBuilt in 2025
Year the boat was built
model

SLX 400

Boat model
engine

2 Engines (2x MERCRUISER)

Engine type and count
length

40 feet

Overall boat length
fuel

Gas

Fuel type
material

Fiberglass/Reinforced

Hull material

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The Image of Sea Ray SLX 400 2025 - 02025 Sea Ray SLX 400
PricePrice on requestPrice on requestPrice on request$84,900$114,995$169,995
LocationLewisvilleSeabrookAustinPottsboroPottsboroPottsboro
Nominal Length40'40'40'37'44'33'
Draft4'-----
Engine MakeMERCRUISERMERCURYMERCRUISERMercruiserMERCRUISERMerCruiser
Total Engine Power430 hp425 hp215 hp420 hp-300 hp
Days on Market6664637349875872
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Nominal Length
40ft
Length Overall
39ft
Beam
12.08ft
Max Draft
3.67ft
Drive Up Draft
2.75ft
Deadrise At Transom
21deg
Dry Weight
17023lb
Cruising Speed
33.3kn
Max Speed
48.5kn
Cabins
1
Heads
1
Fresh Water Tanks
50gal
Fuel Tanks
250gal
Holding Tanks
28gal
Electrical Circuit
none
Hull Material
fiberglass
Hull Shape
other
Engine 1
Engine Make
MERCRUISER
Engine Model
ECT 8.2 MAG HO SC AX BR3X
Total Power
430hp
Engine Type
inboard-outboard
Fuel Type
gasoline
Drive Type
other
Engine 2
Engine Make
MERCRUISER
Engine Model
ECT 8.2 MAG HO SC AX BR3X
Total Power
430hp
Engine Type
inboard-outboard
Fuel Type
gasoline

Videos from MarineMax Dallas Yacht Center on this 2025 Sea Ray SLX 400

Contact MarineMax Dallas Yacht Center

Pier 121 MarineMax Yacht Office, 1481 E Hill Park Office, Lewisville, TX, 75056

Sea Ray SLX 400: BoatTEST Review

Reviewed by Jeff Hammond

Boat Test Review on BoatTest.com

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.

Rating: 4.5 out of 5

Overview from around the web 2025 Sea Ray SLX 400

The 2025 Sea Ray SLX 400 has garnered rave reviews from customers, highlighting its impressive blend of style, performance, and luxury

Enthusiasts appreciate the boat's sleek design and modern aesthetics, which make a striking statement on the water. Many users praise the spacious and well-appointed cockpit, designed for ultimate comfort and entertainment. The innovative layout allows for seamless socializing, with ample seating and convenient amenities that make every outing enjoyable. Performance-wise, customers are impressed with the powerful engine options that deliver exhilarating speed and smooth handling, ensuring an exhilarating ride whether cruising or navigating through rough waters. The advanced technology features, including a state-of-the-art navigation system and integrated entertainment options, have also received positive feedback, making it easy to stay connected and entertained while on the water. Overall, the 2025 Sea Ray SLX 400 is celebrated for its luxurious features, cutting-edge design, and exceptional performance, making it a top choice for boating enthusiasts looking for the ultimate experience on the water.

The Biggest Pros and Cons

Pros

Luxurious Design: The SLX 400 boasts a sleek and modern design, featuring premium materials and exquisite finishes that elevate the boating experience.

Spacious Cockpit: With a generous layout, the cockpit area offers ample seating and entertainment options, making it ideal for gatherings and socializing with family and friends.

Advanced Technology: Equipped with state-of-the-art navigation and entertainment systems, the SLX 400 ensures a seamless and enjoyable experience on the water.

Powerful Performance: Outfitted with powerful engines, the SLX 400 delivers impressive speed and agility, providing thrilling performance for both leisure cruising and water sports.

Comfortable Cabin: The interior cabin space is thoughtfully designed for relaxation, featuring plush seating and sleeping accommodations, allowing for overnight adventures.

Versatile Features: From a wet bar to integrated swim platforms, the SLX 400 is packed with versatile features that enhance convenience and enjoyment on the water.

Smooth Ride: The hull design and engineering contribute to a smooth ride, even in varying water conditions, ensuring comfort for all passengers.

Cons

Price Point: As a premium luxury boat, the SLX 400 comes with a higher price tag, which may not fit every budget.

Maintenance Costs: Luxury boats often require regular maintenance and servicing, which can add to the overall cost of ownership.

Fuel Consumption: Depending on the engine configuration and usage, the SLX 400 may have higher fuel consumption compared to smaller boats, impacting operating costs.

Size Limitations: While spacious, the SLX 400 may still be challenging to maneuver in tight spaces or smaller docks, requiring experienced handling.

Weather Dependency: Certain features, like open cockpit areas, may limit usability in inclement weather, making it less versatile in all conditions.

Storage Space: While there is adequate seating, some users may find storage space limited for gear and equipment, necessitating careful packing for outings.

Made For

The 2025 Sea Ray SLX 400 is designed for those who seek the perfect blend of luxury, performance, and innovation on the water. This vessel is ideal for boating enthusiasts who appreciate cutting-edge technology and sophisticated design, as well as families looking for a spacious and comfortable day boat. Whether you’re an avid entertainer, a water sports aficionado, or simply someone who enjoys leisurely cruises with friends and family, the SLX 400 caters to all. With its expansive deck space, premium seating, and state-of-the-art amenities, this boat is perfect for creating unforgettable memories on the water. The SLX 400 is also for the discerning buyer who values quality craftsmanship and wants to stand out in style. With its sleek lines and modern aesthetic, it’s a statement of elegance and performance that’s sure to impress. Experience the freedom of the open water in a vessel that redefines luxury and adventure.

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Address

Pier 121 MarineMax Yacht Office
1481 E Hill Park Office
Lewisville, TX 75056

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