49 Erfx Information, Review, Specs

Boat drawing
Make
Model
Number Built
Production Year(s)
2010 - ??

The MacKay 49erFX is a high-performance, two-person sailing skiff designed specifically for competitive racing, embodying the essence of speed and agility on the water. Introduced in 2010, this Olympic-class vessel is a testament to MacKay Boats' dedication to developing winning designs for elite sailors. Based on the successful 49er hull, the FX variant features a slightly smaller rig, making it more manageable for lighter crews while maintaining the exhilarating performance characteristics of its larger sibling. Built by MacKay Boats Ltd., a New Zealand company with a storied history of crafting Olympic medal-winning boats, the 49erFX quickly established itself as a premier platform for aspiring champions.

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This sailboat is a pure racing machine, engineered for explosive acceleration, high planing speeds, and demanding athletic sailing. Its reputation in the sailing community is that of a physically challenging yet incredibly rewarding boat, requiring peak fitness and precise teamwork to master. As an Olympic class, the 49erFX is at the pinnacle of dinghy racing, attracting the world's best female and mixed crews who seek to push the boundaries of performance sailing.

History and Design

The MacKay 49erFX emerged from a lineage of high-performance skiffs, with its production commencing in 2010. Its creation was a strategic development by MacKay Boats Director, John Clinton, who designed the FX rig and sail combination. The primary goal was to adapt the proven 49er hull, wings, and foils to create a distinct class suitable for lighter sailors, and crucially, one that could be retrofitted onto existing 49er hulls. This innovative approach allowed for the rapid adoption of the new class, which was eventually designated for the 2016 Olympics.

MacKay Boats, founded by Jim Mackay in 1962, has a long-standing ethos centered on building "high-performance boats that define the meaning of fast." Their manufacturing philosophy, particularly during the era of the 49erFX's development, emphasized meticulous construction and precision within strict one-design rules to produce the fastest possible boat. The company's deep understanding of competitive sailing, stemming from its success with other Olympic classes like the 470 and the original 49er, underpinned the development of the FX. The 49erFX benefits from this heritage, incorporating new developments in skiff rig design to achieve an optimized setup.

Sailing Performance and Handling

The 16-foot MacKay 49erFX is a lightweight, high-performance skiff designed for exhilarating speed and agile handling. With a displacement of only 270 lbs and a reported sail area of 207 sq ft, the boat is engineered to be incredibly responsive and capable of rapid acceleration. Its wide beam of 6.33 feet, combined with hiking wings, provides the leverage necessary for crews to manage its powerful rig, even in strong winds. The deep maximum draft of 4.92 feet, achieved by its centerboard, contributes to its upwind efficiency and stability.

The 49erFX is known for its ability to plane early, typically in winds as light as 10 knots, and can achieve speeds approaching 25 mph. It features highly efficient upwind sails and a modern gennaker design that allows it to maintain competitive speeds across various conditions. Anecdotal accounts consistently describe the 49erFX as a physically demanding vessel, requiring significant agility, strength, and fitness from its two-person crew. Its unstable platform, characteristic of high-performance skiffs, necessitates clear communication and coordinated movements to maintain control, especially during maneuvers and in challenging sea states. Owners and racers praise its direct steering, balance, and the thrill of its high-speed performance, solidifying its reputation as a true Olympic-level racing machine.

Accommodations and Layout

As a dedicated high-performance racing skiff, the MacKay 49erFX is designed without any enclosed accommodations or interior layout in the traditional sense. Its open cockpit is entirely focused on functionality for the two-person crew, providing platforms for trapezing and managing the extensive sail plan. There is no maximum headroom, galley, head, or sleeping berths, as these elements are antithetical to the boat's primary purpose of competitive, athletic sailing. The hull and deck are constructed from solid fiberglass, optimized for lightness and stiffness rather than comfort or amenities. Storage is minimal, typically limited to small compartments for essential safety gear and rigging adjustments. The design prioritizes ergonomic efficiency for the crew to move quickly and effectively across the boat, maximizing performance in a demanding racing environment.

Measurements

Construction & Hull

Construction Material
Fiberglass (Solid)
Hull Type
Monohull Sailboat
Keel Type
Centerboard
Rudder
1x —
Ballast
-
Displacement
270 lbs
Water Capacity
-
Fuel Capacity
-

Engine

Engine Make
Engine Model
Engine Type
Engine HP
Engine Count
1
Drive Type
Fuel Type
Hover over a measurement
IJPE FS LOALWL

Rig & Sails

Rig Type
Fractional Sloop
P (Main Luff)
-
E (Main Foot)
-
I (Foretriangle Height)
-
J (Foretriangle Base)
-
Forestay Length (est)
-
Main Sail Area
-
Foretriangle Sail Area
-
Total Sail Area (Reported)
207 sqft
Total Sail Area (Calc)
-

Dimensions

LOA
16 ft
LWL
-
Beam
6.33 ft
Draft
4.92 ft
Max Headroom
-
Air Draft
-

Calculations

Hull Speed
— kn
Pounds per Inch Immersion