FairKeel → Buyer's guides → Grand Banks 32
1965–1995 · designed by Kenneth Smith (independent naval architect, commissioned by American Marine) · built by Grand Banks Yachts (originally American Marine)
Ken Smith-designed semi-displacement single-screw cruising trawler. Originally built by American Marine in Hong Kong, later in Singapore. Classic teak-and-fiberglass aesthetic, full-length protective keel (for shaft + prop + rudder protection during grounding), single-engine layout for fuel efficiency at displacement speeds. Designed for relaxed coastal + ICW + Pacific Northwest / Gulf Islands cruising. Long production run — early hulls were wood; later hulls transitioned to fibreglass: wood construction ended with the 1973 model year and American Marine built in fibreglass from the 1974 model year onward.
Check this first — this class changed hull material mid-production. Grand Banks 32s were planked in mahogany over yacal frames through the 1973 model year, and moulded in fibreglass from 1974 — American Marine abandoned wood hulls in late 1973. The Architecture block below carries one value for the whole 1965-1995 run and cannot express that, so on a boat built 1973 or earlier read hull_construction as WOOD regardless of what it says, and survey it as a wooden boat: fastenings, frames, planking seams, and the difference between a hull that has been kept dry and one that has not. From a distance a well-cared-for wooden boat is hard to tell from a later fibreglass one, which is precisely why this needs settling from the year and the paperwork rather than from photographs.
This is a general read on the Grand Banks 32 class — informed background, not a verdict on any individual boat. Condition, refit history, and how a particular hull was sailed and stored matter far more than class reputation. Use it to know what to look for; for a read on a specific listing, run a free FairKeel report on that boat.
The Ford-Lehman 120 (or 135) is the iconic GB engine — slow-turning, naturally-aspirated, indirect-injection diesel. Reliable when maintained but parts are specialty-sourced (American Diesel / Brian Smith / Lehman parts specialists). Confirm hours, oil-analysis history, raw-water pump + heat-exchanger service. An undocumented Lehman at 5000+ hours is not at end-of-life if maintained, but provenance matters.
Semi-displacement hull is most efficient at hull-speed (~7-8 kn); planing speeds (10+ kn) burn fuel rapidly. Verify bottom condition + running gear (shaft, cutless bearing, prop, rudder bearings). The protective full-length keel makes drivetrain access tighter than on a planing hull, but also protects the running gear in groundings.
Original teak decks on most GB 32s. Teak overlay reaches end-of-life at 30-40 years; bedded with thousands of screws into the underlying deck core, every screw is a potential leak path. A GB 32 with original teak at 40+ years should be priced assuming a major deck project.
Original fuel tanks at 30+ years are a recurring failure point. Leaks and sludge in tank bottoms are survey priorities. Cruising range on a GB 32 — roughly 500 nm published, and materially more on a 250-gallon hull burning about 2.5 gph at 7-8 kn — depends entirely on fuel-system integrity. Replace before any extended cruising.
Long-production trawlers accumulate decades of PO electrical modifications. Original 1970s wiring + breaker panel does not meet modern ABYC standards; many GB 32s have layered modifications. Full audit + selective rewire is common on used-purchase refits.
This guide is the class. A report is that hull. Paste the listing you're looking at and FairKeel grades every claim in it against what's known about the Grand Banks 32 — where the evidence is thin, the red flags worth a second look, the costs likely to land in your first season, and whether the boat suits the plans you describe in a few short questions.
It won't read the photos or put a number on the boat — that's the Deep-Dive, and for the real answer, a surveyor. It will tell you when a Deep-Dive isn't worth buying. Free, no account, usually a minute or two.
Run a free report on your listing →Other people's videos, not ours, and not endorsements — walkthroughs and reviews of this class that are worth watching before you look at one in person.
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