31 Sea Ray 2021 Boat for Sale

ASKING PRICE: $229,900 Watch Price

Tampa, FL

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Yacht Photos Pics 2021 Sea Ray SLX 310 Outboard boat cruising on a calm lake.

Yacht Photos Pics 2021 Sea Ray SLX 310 Outboard luxury boat interior with seating and table on open water.

Yacht Photos Pics 2021 Sea Ray SLX 310 Outboard boat interior with luxurious seating and scenic water view.

Yacht Photos Pics 2021 Sea Ray SLX 310 Outboard luxury boat interior on open water.

Yacht Photos Pics 2021 Sea Ray SLX 310 Outboard interior with luxurious seating and elegant design on the water.

Yacht Photos Pics Luxurious 2021 Sea Ray SLX 310 Outboard boat interior with spacious seating.

Yacht Photos Pics 2021 Sea Ray SLX 310 Outboard boat interior with luxurious seating on a sunny day.

Yacht Photos Pics Luxurious seating on 2021 Sea Ray SLX 310 Outboard boat, cruising on a serene waterway.

Yacht Photos Pics Luxurious seating on 2021 Sea Ray SLX 310 Outboard, with scenic water view.

Yacht Photos Pics Luxurious seating on 2021 Sea Ray SLX 310 Outboard boat, with tan upholstery and scenic water view.

Yacht Photos Pics Luxurious 2021 Sea Ray SLX 310 Outboard boat interior with open roof and scenic water view.

Yacht Photos Pics 2021 Sea Ray SLX 310 Outboard helm with luxurious seating and modern dashboard.

Yacht Photos Pics 2021 Sea Ray SLX 310 Outboard helm with steering wheel and control panel, overlooking the ocean.

Yacht Photos Pics 2021 Sea Ray SLX 310 Outboard interior with luxurious tan seating and sleek dashboard.

Yacht Photos Pics 2021 Sea Ray SLX 310 Outboard interior with tan seating and sleek design.

Yacht Photos Pics 2021 Sea Ray SLX 310 Outboard interior with tan seating and wooden table on open water.

Yacht Photos Pics Luxurious 2021 Sea Ray SLX 310 Outboard boat interior with elegant seating and scenic water view.

Yacht Photos Pics Luxurious 2021 Sea Ray SLX 310 Outboard boat interior with elegant seating and table.

Yacht Photos Pics 2021 Sea Ray SLX 310 Outboard interior with open fridge and sink, on water.

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

Yacht Photos Pics 2021 Sea Ray SLX 310 Outboard cruising on open water, featuring luxurious seating and sleek design.

Yacht Photos Pics 2021 Sea Ray SLX 310 Outboard boat on calm water, side view.

Yacht Photos Pics 2021 Sea Ray SLX 310 Outboard cruising on a serene lake under clear blue skies.

Yacht Photos Pics 2021 Sea Ray SLX 310 Outboard boat on calm water, sunny day.

Yacht Photos Pics 2021 Sea Ray SLX 310 Outboard boat with Mercury engine on display outdoors.

Yacht Photos Pics 2021 Sea Ray SLX 310 Outboard with dual Mercury engines on a calm waterway.

Yacht Photos Pics Control panel of 2021 Sea Ray SLX 310 Outboard with joystick and throttle.

Yacht Photos Pics 2021 Sea Ray SLX 310 Outboard boat bow on water, showcasing deck and anchor.

Yacht Photos Pics 2021 Sea Ray SLX 310 Outboard boat bathroom with sink, toilet, and modern design.

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Last updated May 26, 2026

31' Sea Ray 2021

2021 Sea Ray 310 SLX Outboard – Lift Kept, Joystick, Super Clean

This 2021 Sea Ray 310 SLX Outboard presents in excellent condition and is turn-key ready for a day on the water. Powered by twin Mercury 300HP Verado engines(136 hours), the boat delivers strong performance with smooth, reliable operation. It has been lift kept and covered since new, showing minimal wear throughout.

This model features a black hull, tan upholstery, joystick controls, and twin Simrad displays for navigation and systems management. All upholstery, gelcoat, and hardware are in clean, well-maintained condition. Mechanically and cosmetically, it is ready for immediate use.

Notable Features:

Twin Mercury 300HP Verado engines
Joystick Piloting
Twin Simrad displays
Convertible hardtop
Lift kept and fully covered
Black hull with tan upholstery
Yacht Certified
Excellent overall condition
Turn-key and ready for inspection

This 310 SLX is a strong example of the model and a solid option for buyers seeking a clean, well-maintained, premium day boat. Please call now for more details

Denison Yachting is pleased to assist you in the purchase of this vessel. This boat is centrally listed by Landmark Yacht Sales.

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.