31 Sea Ray 2021 Boat for Sale

ASKING PRICE: $219,000 Watch Price

Norwalk, CT

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Yacht Photos Pics 2021 Sea Ray SLX 310 boat cruising on a calm river under a clear blue sky.

Yacht Photos Pics 2021 Sea Ray SLX 310 boat with spacious seating, docked at marina.

Yacht Photos Pics 2021 Sea Ray SLX 310 boat interior with spacious seating and elegant design.

Yacht Photos Pics 2021 Sea Ray SLX 310 boat interior with luxurious seating and armrest.

Yacht Photos Pics 2021 Sea Ray SLX 310 helm with navigation display and steering wheel.

Yacht Photos Pics Simrad marine radio on 2021 Sea Ray SLX 310 boat dashboard.

Yacht Photos Pics 2021 Sea Ray SLX 310 boat interior with steering wheel and luxurious seating.

Yacht Photos Pics 2021 Sea Ray SLX 310 boat interior with steering wheel and plush seating.

Yacht Photos Pics 2021 Sea Ray SLX 310 boat interior with luxurious seating and sleek design.

Yacht Photos Pics 2021 Sea Ray SLX 310 boat interior with luxurious seating and speaker system.

Yacht Photos Pics 2021 Sea Ray SLX 310 interior with sleek sink and modern design.

Yacht Photos Pics Luxurious seating area on a 2021 Sea Ray SLX 310 boat at a marina.

Yacht Photos Pics 2021 Sea Ray SLX 310 boat with spacious sunpad and sleek design at dock.

Yacht Photos Pics 2021 Sea Ray SLX 310 interior with luxurious seating and storage compartments.

Yacht Photos Pics 2021 Sea Ray SLX 310 boat interior detail with sleek design and modern finish.

Yacht Photos Pics 2021 Sea Ray SLX 310 boat with built-in Dometic refrigerator.

Yacht Photos Pics 2021 Sea Ray SLX 310 boat with open cooler and sink on deck.

Yacht Photos Pics 2021 Sea Ray SLX 310 boat sunroof, open with clear blue sky view.

Yacht Photos Pics 2021 Sea Ray SLX 310 storage compartment with lock, featuring sleek design and durable materials.

Yacht Photos Pics White cooler stored in a compartment of a 2021 Sea Ray SLX 310 boat.

Yacht Photos Pics 2021 Sea Ray SLX 310 boat docked, featuring spacious seating and sleek design.

Yacht Photos Pics 2021 Sea Ray SLX 310 boat covered at marina dock.

Yacht Photos Pics 2021 Sea Ray SLX 310 boat with black cover on water.

Yacht Photos Pics 2021 Sea Ray SLX 310 boat engine compartment with dual 300 horsepower engines.

Yacht Photos Pics Display showing engine hours for 2021 Sea Ray SLX 310 boat.

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Off Market

Last updated Oct 9, 2025

31' Sea Ray 2021

ABSOLUTELY BEAUTIFUL SEA RAY SLX 310

The SLX 310 boasts an expansive cockpit social area, an aft-facing lounger that converts to a sunpad, and a standard wet bar that makes relaxation and onboard entertaining a given. Underway, the delight of good company merges with the thrill of precision performance, as the SLX's available twin MerCruiser 300 HP engines and innovative Quiet Ride hull featuring Tuned Transom combine forces beautifully. The intuitive helm comes with the optional 12" Simrad Select Response‚ glass dash displays with Mercury VesselView Link Data, chartplotting maps, depth and fishfinder capabilities.

Her list of optional equipment include......

Mercruiser 6.2 300HP MPI BR3X

Joystick

Quantum Blue Hullside Color

White Gel Stripe

Grey Woven Cockpit Mat

Cockpit Color - Stone

Fender Clips

Blue LED Lighting Package

Automated Submersible Swim Platform

Premier Stereo Upgrade

Simrad Select response 12"

Underwater Lights

Windless Electric Anchor

Stainless Steel Anchor

Fiberglass Hardtop w/ Lighting, Anchor Light and Canvas Sun Roof

Sureshade Electric Sunshade

Cockpit Table

Bow Side Table

Full Canvas Package

Denison Yachting is pleased to assist you in the purchase of this vessel. This boat is centrally listed by Total Marine of Norwalk.

Denison Yacht Sales offers the details of this yacht in good faith but can’t guarantee the accuracy of this information nor warrant the condition of this boat for sale. This yacht for sale is offered subject to prior sale, price change, or withdrawal from that yacht market without notice. She is offered as a convenience by this yacht broker to its clients and is not intended to convey direct representation of a specific yacht for sale.