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2021 Sea Ray SLX 400 OBSold

$499,995

Used
We will let you know when another 2021 Sea Ray SLX 400 OB is available in Lake Ozark, MO

Boat in Lake Ozark, MO 65049 US

builtBuilt in 2021
Year the boat was built
model

SLX 400 OB

Boat model
engine

3 Engines (3x MERCURY)

Engine type and count
length

40 feet

Overall boat length
fuel

Gas

Fuel type
material

Fiberglass/Reinforced

Hull material
Nominal Length
40ft
Length Overall
40ft
Hull Material
fiberglass
Hull Shape
other
Engine 1
Engine Make
MERCURY
Engine Model
400HP
Total Power
400hp
Engine Hours
320
Fuel Type
gasoline
Engine 2
Engine Make
MERCURY
Engine Model
400HP
Total Power
400hp
Engine Hours
320
Fuel Type
gasoline
Engine 3
Engine Make
MERCURY
Engine Model
400HP
Total Power
400hp
Engine Hours
320
Fuel Type
gasoline

Price History

DateEventPrice
8/11/25Initial price$499,995

Videos from MarineMax Lake Ozark on this 2021 Sea Ray SLX 400 OB

Overview from around the web 2021 Sea Ray SLX 400 OB

Customers are praising the 2021 Sea Ray SLX 400 OB for its sleek design, spacious layout, and powerful outboard performance

Many highlight its smooth handling and impressive speed, making it ideal for both cruising and watersports. The luxurious seating and high-quality materials receive frequent compliments, as does the boat’s advanced technology and user-friendly controls. Overall, owners appreciate the combination of comfort, style, and performance that the SLX 400 OB delivers on the water.

The Biggest Pros and Cons

The 2021 Sea Ray SLX 400 OB offers a blend of luxury, performance, and innovative features, making it a standout in the luxury sport boat category. Here are some of the pros and cons to consider:

Pros

Powerful Outboard Performance: Equipped with triple outboard engines, the SLX 400 OB delivers impressive speed and acceleration, providing exhilarating on-water performance.

Spacious and Luxurious Interior: The boat features a well-designed layout with ample seating, high-quality materials, and attention to detail, ensuring comfort for all passengers.

Advanced Technology: Includes a user-friendly touchscreen helm with integrated navigation, audio controls, and system monitoring, enhancing the boating experience.

Versatile Layout: The SLX 400 OB offers flexible seating and sunbathing areas, along with a wet bar and ample storage, ideal for entertaining and day cruising.

Quality Build and Finish: Sea Ray’s reputation for craftsmanship is evident in the durable construction and stylish design elements of this model.

Cons

Price Point: Positioned as a premium sport boat, the SLX 400 OB comes with a higher price tag, which may be a consideration for budget-conscious buyers.

Fuel Consumption: With triple outboard engines, fuel efficiency can be lower compared to single or twin-engine boats, impacting operational costs.

Size and Maneuverability: While spacious, the boat’s size may make it less convenient for tight docking situations or trailering without experience.

Limited Overnight Amenities: Designed primarily for day use, the SLX 400 OB lacks extensive overnight accommodations, which may limit its appeal for extended trips.

Made For

The 2021 Sea Ray SLX 400 OB is designed for boating enthusiasts who seek a perfect blend of luxury, performance, and versatility. It’s ideal for families and friends who enjoy day cruising, watersports, and entertaining on the water. With its spacious layout, advanced technology, and powerful outboard engines, this boat suits those who value comfort, style, and high-performance capabilities in a premium sport boat. Whether you’re exploring coastal waters or relaxing on a lake, the SLX 400 OB offers an exceptional boating experience for those who appreciate quality and innovation.

Finance your dream boat!

Use our boat payment calculator to estimate monthly payments for 2021 Sea Ray SLX 400 OB. Enter your down payment, choose a loan term, and adjust the interest rate to see an instant payment estimate — ideal if you're calculating boat payments before you enquire. Wondering how much does a Bowrider cost in today's market, or how much does a Sea Ray cost for similar models? This boat financing calculator helps you compare scenarios in seconds, whether you're considering used boat financing or a new purchase.
Monthly payment
$5,674.80/mo
$
$
Loan amount$ 499,995
OR
%

Finance your dream boat!

Use our boat payment calculator to estimate monthly payments for 2021 Sea Ray SLX 400 OB. Enter your down payment, choose a loan term, and adjust the interest rate to see an instant payment estimate — ideal if you're calculating boat payments before you enquire. Wondering how much does a Bowrider cost in today's market, or how much does a Sea Ray cost for similar models? This boat financing calculator helps you compare scenarios in seconds, whether you're considering used boat financing or a new purchase.
Monthly payment
$5,674.80/mo
$
$
Loan amount$ 499,995
OR
%

Contact MarineMax Lake Ozark

Lake Ozark, MO, 65049

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Lake Ozark, MO 65049

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