2020 Sea Ray SLX 350 Boat in Lakeside Marblehead, OH 43440 US

$289,000

Used
builtBuilt in 2020
Year the boat was built
model

SLX 350

Boat model
engine

2 Engines (2x Mercruiser)

Engine type and count
length

35 feet

Overall boat length
fuel

Gas

Fuel type
material

Fiberglass/Reinforced

Hull material
Nominal Length
35ft
Length Overall
30ft
Beam
10ft
Max Draft
3.08ft
Drive Up Draft
2.17ft
Deadrise At Transom
21deg
Dry Weight
14235lb
Cruising Speed
31kn
Max Speed
44kn
Heads
1
Fuel Tanks
160gal
Holding Tanks
27gal
Hull Material
fiberglass
Engine 1
Engine Make
Mercruiser
Engine Model
8.2 MAG ECT
Total Power
380hp
Engine Hours
110
Engine Type
inboard-outboard
Fuel Type
gasoline
Drive Type
stern
Engine 2
Engine Make
Mercruiser
Engine Model
8.2 MAG ECT
Total Power
380hp
Engine Hours
110
Engine Type
inboard-outboard
Fuel Type
gasoline
Notable Features

  • Advanced Helm: Dual 9" or 12" Simrad Glass Dash Displays featuring Mercury VesselView Link Data, chartplotting, and available Joystick Piloting. [1]

  • Seating & Socializing: A best-in-class cockpit layout featuring a standard wet bar, concealable transom loungers facing the swim platform, and convertible aft sunpads. [1, 2, 3, 4]

  • Port Hideaway: An expanded interior compartment beneath the port console that offers abundant storage or can be upgraded to an air-conditioned room with plush seating. [1]

Manufacturers Notes

L U X U R Y E L E VA T E D

Providing all-day comfort, the

SLX® 350 delivers a superior ride and

unrivaled handling with more power

and luxurious amenities. Every inch

of the vessel has been thoughtfully

engineered to maximize space and

function. Its reimagined, best-in-

class layout features room for 18,

anchored by a cockpit social area and

concealable transom loungers. The

expanded interior compartment under

the port console provides abundant

storage or can be upgraded to a

Port Hideaway® offering plush seating

and air conditioning

Standard Features



S T A N D A R D

F E A T U R E S

H U L L & D E C K

Bow Eye & Stern Eyes – Stainless Steel

Cleats, 10″ Thru-Bolted – Stainless Steel (8)

Deck Fill Plates, Stainless Steel

Drain Plug, Brass-Threaded

Hardtop, Fiberglass with Carbon Fiber

Reinforcement & Courtesy Lights

Hull Windows, Acrylic

Lights, Navigation – Stainless Steel Split Bow

Lights with Mast Light

Quiet Ride™ Technology

Resin, High-Performance Vinylester

Rub Rail, Black PVC with Stainless Steel Insert

Storage, Anchor with Hatch

Swim Platform, Integral/Extended; Swim Ladder

with Integral Grab Handle

Thru-Hull Fittings, Stainless Steel

Vent System, Engine Compartment – Integral

Windlass, Rope / Chain with Galvanized Anchor,

Anchor Chute, Wash Down and Bow Controls

Windshield, Tempered / Tinted Glass with

Stainless Steel Header & Supports

Windshield Wiper – Starboard

C O C K P I T

Cooler Storage – 1 Bow; 1 Cockpit

Cup Holders – Stainless with Inserts & LED

Lighting

Dash, Custom Soft-Touch with Wood-Grain Accents

Dash, Acrylic Skylight – Port

Door, Bow Block-Off – Acrylic

Floor, Finished Fiberglass with Drainage Overboard

Glove Box, Portside – Lockable

Grab Handles, Stainless Steel with Vinyl Wrap

Hatch, Engine Compartment – Electrically

Actuated with Emergency Pull Handle & Prop Rod

Lighting, LED Courtesy

Outlets, 12V Accessory (2)

Outlets, USB (12)

Steps, Boarding (Molded In)

Storage – Below ETS Cockpit Seat

Storage – Port Corner Seating

Storage – Port Fender Storage with Fiberglass

Hatch

Storage – Below Aft, Port Side Seat; Helm &

Companion Seats

Storage – Ski/Wakeboard with Gas-Assisted Hatch

Storage – Transom Walkway

Storage – Under Port Console: Door, Enclosed

with Fiberglass Lockable Door; Finished

Fiberglass with Non Skid Floor

Table, Teak Cockpit

Transom Washdown Faucet

Walk-Thru Transom

H E A D

Under helm

Fiberglass Lockable Door

Head, VacuFlush® with 27 Gallon Holding Tank

Holding Tank Level Indicator

Lighting, LED Courtesy

Molded Fiberglass Liner

Non-Skid Floor Treatment

Power Vent, 12V

Sink with Faucet

Stainless Steel Hardware

Wood Storage Shelf with Mirrored Bulkhead

S E A T I N G

Bow with Hinged Cushions & Arm Rests and Table

Storage Below

Cockpit Social Area with Opposing Seating

Helm Dual Bucket Seat with Slider, Single Flip-Up

Bolster & Footrest

Port Companion Dual Bucket Seat with Single

Flip-Up Bolster

Transom Concealable Aft Facing Loungers /

Sunpad

W E T B A R

Refrigerator (2.3 cu. ft.) with Pull-Out Drawers

Solid-Surface Countertop

Stainless Steel Grab Handle

Stainless Steel Sink with Faucet

Trash Receptacle

T E C H N I C A L

E L E C T R I C A L

Battery Charger/Converter, 120V/60 Cycle

Battery On/Off Switches with Trays (2) – Located

in Walk-Thru Transom

Breaker Panels, Waterproof – Electronic

Interface Modules

Fuse Block / Breaker

Main DC Distribution Hub

Panel, Main Distribution

F U S I O N ® A U D I O S Y S T E M

Apollo™ RA770 AM/FM stereo

Apollo™ Series amplifier, 6-channel (1800W)

Bluetooth™

Digital Signal Processing (DSP)

Wi-Fi audio streaming with Apple AirPlay® 2

XS Series speakers (6.5″) – 4 pairs

XS Series subwoofer (10″)

H E L M

Alarm, High-Water

Alarms, Engine – Oil & Water (Audible)

Digital Dash, dual (9″)

Active Trim control & monitoring

Chartplotter with preloaded charts

(North America only)

Naviop digital switching

Mercury Marine® VesselView® Link

Simrad® GO9 9″ touchscreen displays (2)

Transducer with depth, water temperature

& fishfinder

Cup Holder

Horn

Mercury Marine® Joystick Piloting for Sterndrives

Mercury Marine® VesselView® Mobile

Shift & Throttle Lever – SmartCraft® Digital

Throttle & Shift (DTS) with Trim Switch & Ignition

Cutout Switch

Active Trim speed-based automatic engine

trim system with integrated GPS

Engine Start / Stop

Steering, Isotta Pachu Tilt Wheel – Power-Assisted

Switch Panel with Illuminated Weatherproof Push

Buttons

Tilt & Trim, Power

M E C H A N I C A L

B I L G E

Bilge Pumps, 1700GPH 12V Automatic

Bilge Pump, 1100GPH 12V Automatic High-Water

Blowers, 12V Bilge (2)

Fire Suppression System – Automatic with

Manual Pull

Lighting, 12V

Oil Filters – Remote

Options

2020 SEA RAY SLX 350 DETAILS with all options.

Sea Ray’s SLX 350 hosts an array of features designed for an excellent on-water experience and optimal performance. Powered by twin MerCruiser® 8.2 MAG ECT Bravo Three X® 380 hp / 283 kW each. With Joystick Piloting to ease maneuverability with “Skyhook”, the enhanced SLX 350 delivers a superior ride and unrivaled handling. NextWave™ innovations, such as quietRIDE™ technology, and optional Dynamic Running Surface™ further elevate the boating experience. The intuitive helm comes standard with dual 9-inch Simrad® SelectResponse GlassDash touchscreen informationdisplays (12" optional), including Mercury VesselView® Link Data. Designed with families in mind, the Port Hideaway® provides an air-conditioned space with an expanded cabin and plush seating.

 

 

PACKAGES

Elite Plus Package -

Includes: - Fender Clips, Quick Connect (6)

- LED RGB-W Color-Changing & White Accent Lighting Package

- Swim Platform with Automated Submersible Swim Step

- Stereo Upgrade, Premier (Speakers/Subwoofer/AMPs)

- Simrad® Select Response™ Glass Dash with Mercury® VesselView® Link Data (12″)

- Dynamic Running Surface™

- Anchor; Stainless Steel

- Opening Canvas Section, Manual for Fiberglass Hardtop

- Sunshade, Automated Extended SureShade® for Fiberglass Hardtop (Aft)

 

EXTERIOR COLORS

Full Hull Color Scheme Full Hull Arctic White

 

 

INTERIOR

Cockpit Vinyl Color - Tan

Flooring, Teak Flooring for Cockpit

Flooring, Teak Flooring for Swim Platform & Walk Thru

Bow Filler Cushion

Cockpit Filler Cushions

 

PROPULSION

Twin MerCruiser® 8.2 MAG ECT Bravo Three X® with Joystick Propulsion with “Skyhook”(T-380 hp / 283 kW)

 

ACCESSORIES

Canvas Package For Fiberglass Hardtop

Includes: Cockpit and tonneau cover; Front visor with isinglass; Side curtains with isinglass; Aft curtain with isinglass;

Storage bag  

Mooring Cover - Black Canvas

WOT 44–52 mph

Simrad RS40 VHF Radio w/ Antenna

SiriusXM Satellite Receiver (N/A outside North America)

Inverter - 12v To 120v/60 Cycle

Berth Upgrade Option

Port Hideaway Berth Upgrade (Under Port Console) 120V/60 (Requires an Inverter): Air Conditioning in both Berth & Head;

Berth Filler Cushions; Berth SeaDek Flooring; Berth TV w/ Input Ports & Media Shelf; CO Monitor; Lighting, LED Courtesy;

Outlet, 12V Outlet, USB; Storage

Bow Side Tables (2) - Teak

Cockpit Heat - Hot Air Vent Only

Docking Lights

Dynamic Running Surface

Dynamic Running Surface; (Trim Tabs that Automatically Optimize Running Attitude and Trim, Delivering Stability and

Performance that Exceed all Expectations) 

Electric Grill - 120v/60 (Requires Inverter)

Gray Water System

Macerator with Seacock Interlock System

Shore Power Package w/Converter & Cord - 120v/60

Water Heater ( 6 Gallons )

Disclaimer
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.
Steering System
Joystick Control

Price History

DateEventPrice
7/18/26Initial price$289,000

Contact Jefferson Beach Yacht Sales

24400 Jefferson, St. Clair Shores, MI, 48080

Sea Ray SLX 350: BoatTEST Review

Reviewed by Jeff Hammond

Overview

The Sea Ray SLX 350 represents the latest evolution in Sea Ray's sport luxury lineup, building upon the foundation of the previous 350 model with numerous enhancements. This model focuses on improved functionality, comfort, and performance, responding directly to customer feedback to create a premium dayboat designed for extended social outings on the water.

Exterior Design and Deck Features

Starting at the stern, the SLX 350 features a 38-inch deep sea deck with four tie-down brackets for securing large water toys without deflating them. The previous undermount swim step has been replaced by an 18-inch deep submersible center section, allowing multiple people to enjoy a private beach-like experience simultaneously. The swim platform includes an undermount reboarding ladder with grab handle to meet NMMA and ABYC standards. The cockpit is accessed via an 18-inch angled walkway elevated 10 inches, designed to minimize obstruction to seating. Seating wraps around the aft, port, and forward starboard sides, creating a comfortable social atmosphere enhanced by upgraded upholstery, beverage holders, USB ports, and a Fusion stereo remote. The cockpit table folds to reveal a curved grab handle, and a 36-quart carry-on cooler is integrated beneath the forward corner seat. The refreshment center on the starboard side includes a Corian countertop, sink, electric grill, refrigerator, and trash receptacle. The bow seating area accommodates 18 people with face-to-face arrangements, twin solid wood tables convertible to a full-length lounge with filler cushions for sunbathing. Additional features include flip-down armrests, dedicated cooler storage, a concealed windlass and roadlocker, washdown, remote spotlight, and four 10-inch cleats. Shade is provided by a well-supported hardtop with carbon fiber styling, a manually operated sunroof, an extendable shore shade awning, and an optional bow shade supported by carbon fiber stanchions.

Interior Living Spaces

The interior layout has been reconfigured with the head and berth compartments swapped to provide more spacious accommodations. The port-side hideaway cabin offers four feet seven inches of headroom and three feet seven inches seated headroom, featuring a comfortable couch facing a 19-inch TV mounted on the starboard bulkhead. Storage includes lockable glove compartments, USB ports, and a 110-volt outlet powered by shore power. The cabin benefits from natural light through a skylight, hull side window, and an opening port light, supplemented by air conditioning powered via an inverter, eliminating the need for a generator. The convertible couch allows the space to function as a berth. The head compartment, accessed via a console side door, is fully fiberglass lined and includes a vacuum flush head, hull side window, opening port, powered vent, fiberglass vanity with molded sink, and non-skid deck treatment.

Helm and Operational Features

The helm station reflects the upscale nature of the vessel with a standard glass dash featuring dual Simrad multifunction displays available in nine or 12-inch sizes. These displays integrate chart plotting, echo sounding, full vessel electrical switching, and comprehensive Mercury engine and control interfaces, including troll mode, active trim, dynamic running surface, bow hook, sky hook, drift hook, and programmable towing profiles. The helm also includes spotlight control, an upgraded Fusion Apollo series stereo with Wi-Fi and Sirius XM capabilities, push-button electrical switches, a tilt-mounted steering wheel, trim tab controls, a full-length cubby, Mercury digital throttle and shift, and an Axius joystick piloting system for effortless docking. The engine compartment hatch is electrically actuated for convenience.

Power and Performance

The SLX 350 offers power options starting with twin 300 horsepower 6.2-liter engines, up to twin 350 horsepower 8.2-liter Mercruiser Mag engines equipped with C-Core and Axius joystick controls. The boat incorporates Quiet Ride technology with enhanced soundproofing and a tuned transom to reduce noise. Measuring 34 feet 6 inches overall with a 10-foot 6-inch beam and a 39-inch draft, the vessel weighs approximately 13,890 pounds empty. During testing with full fuel and three passengers (estimated 15,557 pounds), the twin 380 horsepower 8.2-liter Mag engines with Bravo 3 outdrives and 28-pitch propellers reached a top speed of 50.8 miles per hour at 4,800 rpm. The best cruise speed was 28.7 miles per hour at 3,000 rpm with a fuel burn of 25 gallons per hour, yielding a range of 183 statute miles. In calm conditions, cruising speed could be increased to 36.1 miles per hour at 3,500 rpm while maintaining the same fuel efficiency. The boat planes in 6.1 seconds, accelerates to 20 miles per hour in 9.1 seconds, and reaches 30 miles per hour in 15.1 seconds. Handling is solid and confident, with a 22-degree roll into hard turns and smooth performance in one-foot chop without pounding or haul slap.

Conclusion

Sea Ray has significantly refined the SLX 350 from the keel up, enhancing nearly every aspect of the boat to meet the demands of discerning customers. The result is a premium dayboat that combines upscale design, thoughtful functionality, and strong performance, ideal for social outings with friends and extended time on the water. The SLX 350 stands out as a versatile and well-appointed vessel in its class.

Rating: 4.5 out of 5

Overview from around the web 2020 Sea Ray SLX 350

The 2020 Sea Ray SLX 350 has received high praise from customers, highlighting its impressive blend of luxury, performance, and innovative features

Owners appreciate the spacious and well-appointed cockpit, which offers plenty of seating for social gatherings. The integrated wet bar and grill make entertaining on the water a breeze, while the advanced sound system provides an enhanced audio experience. Many users admire the smooth handling and powerful performance of the twin engine options, ensuring a thrilling ride whether cruising or water-skiing. The hull design contributes to a stable and comfortable ride, even in choppier waters. The technologically advanced helm, which includes touchscreen controls and smart navigation options, has also impressed boaters, making it easier to operate and enhancing overall enjoyment. Overall, customers celebrate the 2020 Sea Ray SLX 350 as an ideal vessel for those who value both luxury and adventure on the water.

Made For

The 2020 Sea Ray SLX 350 is designed for discerning boaters who seek a perfect blend of luxury, performance, and versatility on the water. This model is ideal for families and friends looking to enjoy memorable days out on the water, whether it's for leisure cruising, water sports, or entertaining guests. With its spacious layout and comfortable seating, the SLX 350 accommodates both relaxation and socializing, making it a great choice for those who love to host gatherings. The advanced technology features, such as the integrated dash controls and premium sound system, cater to the tech-savvy boater who enjoys modern amenities. Additionally, the Sea Ray SLX 350 appeals to those who appreciate high-quality craftsmanship and stylish design. The sleek lines and attention to detail showcase the brand's commitment to excellence, ensuring that boaters not only enjoy performance on the waves but also make a statement on the water. Whether you're an avid water sports enthusiast or a leisure cruiser, the 2020 Sea Ray SLX 350 offers an unparalleled experience for all who board.

Finance your dream boat!

Use our boat payment calculator to estimate monthly payments for 2020 Sea Ray SLX 350. 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 Express Cruiser 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.
$
$
510152025
%
Principal Loan Amount$ 245,650
Total Payment$439,213.08
Monthly payment
$1,830.05/mo

Finance your dream boat!

Use our boat payment calculator to estimate monthly payments for 2020 Sea Ray SLX 350. 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 Express Cruiser 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.
$
$
510152025
%
Principal Loan Amount$ 245,650
Total Payment$439,213.08
Monthly payment
$1,830.05/mo

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Meet the Broker

Address

24400 Jefferson
St. Clair Shores, MI 48080

Boat Location

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