2026 Grady-White Express 340 Yamaha XTO Offshore® 450 Twin

34' Express Cabin
Express 340
Fish hard, play hard, and cruise in refined offshore luxury.

The new Express 340 blends classic Grady-White design with modern luxury, creating the ultimate offshore cabin boat. Perfect for serious anglers and families alike, it offers versatile fishing features, premium finishes, and thoughtful amenities. With comfort, capability, and style, the 340 is your home on the water for every adventure.

Exceptional is Standard
Discover the features that put every Grady-White in a class of its own.

For generations, Grady-White has set the standard for quality, reliability, performance, and satisfaction.

Grady-White’s SeaV2® hull delivers unmatched ride quality—engineered for superior comfort, control, and offshore confidence.

Grady-White boats are crafted with precision and pride, setting the standard for marine quality, durability, and performance.

Features may include:

Safety

• Automatic bilge pumps (2) (total 3000 GPH) (11,356 LPH)
• Basic flotation
• Bow grab rails - low profile 316 grade stainless steel
• Composite stringer system & transom - water impervious
• Fire extinguisher port
• Nonskid fiberglass liner
• Self-bailing cockpit w/cockpit drains (6)
• Stainless steel through-hull fittings
• Yamaha Siren Marine Connected Boat® Monitoring System

Cabin

• Accessory outlet - 5V USBs (2) (1 for V-berth & 1 for aft berth)
• Air conditioning - 18,000 BTU
• Berth - aft double berth w/memory foam topper cushions
• Berth - forward vee berth w/memory foam topper cushion & adjustable backrest
• Carbon monoxide detector
• Composite teak & holly sole
• Door - lockable, sliding acrylic cabin door
• Forward hatch - low profile acrylic hatch w/retractable screen & shade
• Galley - port galley w/sink, Dekton® countertop & backsplash, and indirect lighting
• Head - enclosed ventilated head area w/lighting, Dekton® countertop, sink, shower w/fold-down seat, storage cabinet & VacuFlush® marine head w/freshwater supply, 10-gallon (38 l) holding tank, overboard discharge & deck pump out
• Lighting - cabin nightlight under step up to V-berth
• Lighting - indirect lighting throughout
• Lighting - reading lamps (2) (1 for V-berth & 1 for aft berth)
• Lighting - skylight
• Microwave oven - 120V (60Hz)
• Refrigerator - stainless steel
• Storage - aft berth storage behind backrest
• Storage - bulk floor storage
• Storage - handcrafted cabinetry w/fluted inlays
• Storage - under forward vee berth compartments
• Stove - electric glass top
• Table - oak dinette w/adjustable stainless steel base
• TV - 24" LED flat screen w/HDMI inlet
• Water heater - 6-gallon (22.7 l), 120V
• Water tank - 45-gallon (170.3 l) freshwater

Cockpit & Deck

• 100% hand laid SeaV² hull & deck
• Accessory outlet - 5V duplex USB port & starboard
• Accessory outlet - 12V
• Anchor windlass w/remote switches at helm & windlass
• Batteries (4) w/battery select switches (2) & charger system (1)
• Bow thruster
• Cleats - flush mount (pull up)
• Cockpit bolsters
• Cockpit freshwater shower w/hot & cold mixer (recessed)
• Cockpit lights - blue LED
• Cockpit side doors - port & starboard w/boarding ladder
• Companion grab rail
• Compass
• Cutting board
• Deck hardware - 316 grade stainless steel through-bolted
• Dockside power w/galvanic isolator
• Dockside water inlet
• Drink holders - stainless steel (13)
• Engine flush system w/hose attachment aft (one per engine)
• Factory engine pre-rigging
• Fender cleats - Phender Pro™ quick-release
• Fish box - 166-qt. (157 l) aft insulated fish box w/lights (2) & ob drain
• Fish box - 87-qt. (82 l) aft insulated fish box w/recessed faucet & ob drain
• Flush mount electronics area
• Footrest - helm
• Fuel capacity - 340 gal. (1287 l) (port & starboard fills)
• Generator - 8 kW diesel, 13-gallon (49.2 l) fuel capacity w/water inlet shutoff valve
• Hardtop - AV²® enclosure w/painted aluminum frame, hatch w/screen & shade, electromechanically operated center vent, storage net, LED spreader lights, bi-colored (blue and white) LED recessed lights (6), horizontal hanging rod holders (4), side mounted rod holders (4), and side & drop curtains
• Hydraulic trim tabs w/indicator & retractor
• Integrated outboard mounting system w/swim platform & ladder
• International lighting
• Livewell - 30-gallon (114 l) starboard insulated raw water livewell w/light, full column distribution inlet & ob drain (1100 GPH pump) (4164 LPH)
• Phone charger (wireless) - helm mounted
• Rod holders - cockpit (4)
• Rubrail - high density PVC w/stainless steel insert
• Seating - aft facing mezzanine seat w/flip-up bolster, fold-down Dekton® countertop, pull out footrest, tackle storage, drawer storage, and bulk storage w/USB and 120V outlets
• Seating - electromechanically adjustable helm seat w/flip-up bolster and fold down armrests
• Seating - foldaway aft bench seat w/cushion
• Seating - wraparound companion bench seat w/electrically adjustable table
• Steering - Helm Master® EX w/Full Maneuverability
• Steering wheel - 316 grade stainless steel w/knob
• Stereo system w/waterproof touch screen display, AM/FM tuner & Wi-Fi & Bluetooth® connectivity; speakers w/LED lights - hardtop (4), cabin (2)
• Stern eyes - 316 grade stainless steel
• Storage - aft starboard tackle box storage
• Storage - forward anchor locker w/rode storage and pressurized raw water washdown
• Storage - helm storage drawer
• Storage - port drawer w/5 gal. bucket
• SureShade® electrically retractable cockpit shade w/Sunbrella® canvas (oyster)
• Washdown - freshwater
• Washdown - pressurized raw water w/hose
• Wet bar w/Dekton® countertop, molded fiberglass sink, and stainless steel storage drawers (3) (starboard)
• Windshield wipers - pantograph w/washer (2)

Optional Features

• Air conditioning - 18,000 BTU at helm
• CE certification package (European Conformity)
• Freezer/refrigerator unit w/digitally controlled thermostat for aft fish box w/ob drain
• Grill - 1300W (in lieu of starboard cockpit sink)
• Hardtop color - underside of fiberglass hardtop (requires matching gelcoat hull color option)
• Hull color - Celestial Blue, Coastal Fog, Ocean Mist, or Sage Gray gelcoat
• International AC electrical conversion - 220V (50Hz)
• Lighting - underwater blue LED (4)
• Outrigger kit - 18-ft. (5.5 m) crank hardtop mounted stainless steel outriggers w/carbon fiber poles
• Refrigerator - stainless steel (replaces wet bar drawers)
• Seating - forward deck sun cushions w/diamond quilting
• Stabilizer - Seakeeper® 3 gyroscopic stabilization system
• Steering - wireless Yamaha remote control

Engine Options

• Yamaha XTO Offshore® 450 TWIN
• 350 Yamaha Four-Stroke TRIPLE