34' Express Cabin
Express 340
Fish hard, play hard, and cruise in refined offshore luxury.
-
33'6"
(10.21 m)
- Center Line Length (w/o Engines)
-
11'7"
(3.53 m)
- Beam Amidships
-
1050
(783 kW)
- Maximum HP
Main Specifications
- Beam Amidships
-
11'7"
(3.53 m)
- Center Line Length (w/o Engines)
-
33'6"
(10.21 m)
- Bridge Clearance
-
9'11"
(3.02 m)
- Cockpit Depth
-
29"
(0.74 m)
- Hull Draft
-
27"
(0.69 m)
- Transom Deadrise
-
20 degrees
(SeaV2® progression)
- Maximum HP
-
1050
(783 kW)
- Fuel Capacity (Standard)
-
340 gal.
(1287 l)
- Weight (w/o Engines)
-
12,870 lb.
5,838 kg
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Express 340
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Exceptional is Standard
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.
Engine Options
TWIN
- Top Speed
52.5 MPH @ 6000 RPM
- Optimum Cruise
29.5 MPH @ 3800 RPM
- GPH at Optimum Cruise
28.6
- MPG at Optimum Cruise
1.03
TRIPLE
- Top Speed
57.2 MPH @ 5950 RPM
- Optimum Cruise
30.4 MPH @ 3500 RPM
- GPH at Optimum Cruise
27.2
- MPG at Optimum Cruise
1.12
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)
-
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
Express 340 Walkthrough with Power & Motoryacht
Grady-White Express 340: A new legend is born.
First Look: Grady-White Express 340 Walkthrough at FLIBS 2025
November 25, 2025, onthewater.com
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