2026 Harris Grand Mariner SLDH

2026 Harris Grand Mariner SLDH – Mercury 300 Verado

This is not your average pontoon — this Grand Mariner SLDH is a fully loaded luxury performance tritoon built for entertaining, watersports, and premium cruising comfort.

Performance & Ride

• 325 Performance Chassis with triple tubes (25” outer / 27” center) delivers a smoother ride, flatter cornering, faster planing, and excellent rough-water handling

• Mercury 300L Verado V8 in Cold Fusion White provides quiet operation, powerful acceleration, effortless cruising, and impressive top-end performance

• Mercury Power Assist Steering gives smooth, fingertip steering control even at higher speeds

• Lifting strakes and performance keel improve handling, efficiency, and overall ride quality

• Stainless steel ski tow bar makes tubing and watersports easy and secure

Luxury & Comfort

• Luxe Chestnut Brown Cool Touch interior stays cooler in the sun while providing a rich high-end appearance

• Dual Ultra Lux high-back helm chairs offer premium comfort for both captain and passenger

• Center walk-through dual helm floorplan creates an open social layout with easy movement throughout the boat

• Full Chestnut Teak woven flooring gives the look of luxury yacht decking while remaining durable and easy to clean

• Swim seat aft adds a convenient and comfortable rear boarding/lounge area

Entertainment Features

• JL Audio Diamond sound system with upgraded amplifier and speakers delivers premium concert-quality sound on the water

• Tower speaker cans project music clearly while cruising or watersports riding

• Ultra black tower with integrated black bimini creates an aggressive sporty look while providing excellent shade coverage

• Flip-up chaise lounge table adds convenience for entertaining, snacks, and drinks

Technology & Convenience

• Simrad NSX9 touchscreen display provides GPS mapping, engine information, and system controls in a modern easy-to-use layout

• C-Zone total lighting package controls interior and exterior lighting with premium integrated switching technology

• Raised helm improves visibility and gives the captain a true luxury command-center feel

• Removable windscreen adds comfort during cooler weather or high-speed cruising

• Onboard battery charging system helps keep batteries maintained and ready to go

Premium Styling

• Ceramic White exterior with Black Sapphire accents gives the boat a clean modern luxury appearance

• Black Edition powder-coated fencing and black rub rail package create a sleek high-end custom look

• Cold Fusion White Verado perfectly complements the premium exterior styling

Protection & Durability

• Metal Jacket tube protectant helps prevent oxidation and keeps pontoons looking cleaner longer

• Saltwater anodes add additional corrosion protection

• Full Harris construction quality with premium fit and finish throughout

This Grand Mariner SLDH is built for buyers wanting:

• luxury cruising

• entertaining

• watersports

• premium sound and lighting

• rough-water performance

• and standout styling all in one package.t us today for pricing, availability, and to schedule a showing!

Don’t miss your chance to own a loaded 2026 Grand Mariner—231-225-0417