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Schock 40
Designer: Dynayacht  ·  Builder: W. D. Schock Corp.  ·  First built: 2000
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About the Schock 40

Developed by the renowned Southern California builder W.D. Schock Corporation, the Schock 40 represents the kind of performance-oriented sailboat that the brand built its reputation on. Known for producing competitive one-design and sportboat designs, Schock brought their racing pedigree to this larger platform, resulting in a boat that appeals to sailors who want spirited performance without sacrificing versatility. The Schock 40 is well suited to coastal and inshore racing, where its responsiveness and sailing characteristics can be fully appreciated. Schock's design philosophy has historically emphasized clean lines, quality construction, and boats that are genuinely fun to sail, and the 40 follows in that tradition. Sailors researching this model often describe it as an engaging and rewarding boat to handle, capable of competitive racing while remaining accessible enough for enthusiastic recreational sailing. For buyers considering this model, the Schock name carries significant weight in West Coast sailing circles and beyond. While detailed specifications can be difficult to source, the brand's overall reputation for building well-crafted, performance-minded boats makes the Schock 40 a compelling option worth investigating further for anyone seeking an active and capable coastal racer.

Core Dimensions
LOA (Length Overall) 40.00 ft / 12.19 m
LWL (Waterline Length) 35.00 ft / 10.67 m
Beam 10.00 ft / 3.05 m
Max Draft 8.00 ft / 2.44 m
Displacement 7,000.00 lb / 3,175 kg
Ballast 1,800.00 lb / 816 kg
Sail Area (Reported) 682.00 ft² / 63.36 m²
Design & Construction
Hull Type Fin Keel
Rigging Type Masthead Sloop
Construction FG
Designer DynaYacht
Builder W. D. Schock Corp.
First Built 2000
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Performance Ratios
PHRF Rating PHRF (Performance Handicap Racing Fleet) is a national racing handicap measured in seconds per nautical mile. Lower values indicate faster boats. Ratings are sourced from US Sailing's national database (median across 60+ regional fleets).
Under 0 — Ultralight racer0–90 — Performance racer90–150 — Cruiser/racer150–210 — Typical cruiserOver 210 — Heavy/slow cruiser
-6
SA/Displacement Sail Area to Displacement ratio measures how much sail power a boat has relative to its weight. Higher values mean more performance and speed.
Under 14 — Heavy cruiser, slow14–18 — Cruising sailboat18–22 — Cruiser/racerOver 22 — Performance racer
29.91
Comfort Ratio Ted Brewer's Comfort Ratio predicts how comfortable a boat will feel in offshore conditions. Higher values mean a steadier, more comfortable motion in a seaway.
Under 20 — Uncomfortably rough20–30 — Acceptable coastal30–40 — Good offshore comfortOver 40 — Very comfortable offshore
13.8
Capsize Screening Formula The USHS Capsize Screening Formula estimates offshore capsize risk. Lower is safer — values under 2.0 are considered acceptable for offshore sailing.
Under 2.0 — Safe for offshore2.0–2.2 — Borderline offshoreOver 2.2 — Coastal use recommended
2.09
Hull Speed Hull Speed is the theoretical maximum speed of a displacement hull, calculated from waterline length. Most cruising sailboats reach this speed in moderate conditions. 7.93
S# (Speed Number) The Speed Number (S#) is a quick performance index. Higher values indicate a faster, more powerful design relative to its size.
Under 3.0 — Slow cruiser3.0–5.0 — Average cruiser5.0–7.0 — Performance cruiserOver 7.0 — Racer
6.95
Pounds/Inch Immersion Pounds per Inch Immersion (PPI) tells you how much weight is needed to sink the boat one inch. Useful for calculating how additional gear and stores affect waterline. 1.0
Rig Dimensions
I (Foretriangle Height) 42.5
J (Foretriangle Base) 13.58
P (Mainsail Luff) 44.5
E (Mainsail Foot) 17.67
SA Fore 288.58
SA Main 393.16
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