J121

J121
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J121

Product catalog summary
Overview of the J/121 Offshore Speedster
The J/121 is a 40-foot offshore speedster designed for both day racing and distance sailing with a minimal crew of five or fewer. It is recognized as the best short-handed J boat, capable of winning races while also being suitable for daysailing and weekend adventures. The J/121 aims to simplify sailing and enhance the experience of sailing with friends.

Design and Performance
The J/121 features a hull shape optimized for all points of sail, especially reaching, with a typical beat/reach/run ratio of 15%/60%/25%. It boasts a low drag, efficient hull with high form stability and balance. Key design elements include a carbon rig package, an L-shaped low VCG keel, infused composite construction, and a water-ballast assist system that adds significant crew weight to the rail.

Simplified Sail-Handling
The J/121 is equipped with advanced sail-handling technology, including furling systems inspired by extreme offshore sailing events. The base sail inventory includes an AP furling J1 jib, a hoistable furling J4, a Code Zero with a top-down furler, and an asymmetric spinnaker. Each headsail has its own furler or snuffer, reducing the need for hands on the foredeck and allowing for compact sail stowage. The mainsail features a double reef system for quick size adjustments.

Versatile, Ergonomic Cockpit
The cockpit design builds on J/Boats’ award-winning designs, offering excellent working space, protection from the elements, and twin steering stations. The design allows the driver to easily reach mainsail controls while maintaining clean sight-lines. Adjustable jib leads and cockpit-led water ballast controls enhance ease of use. Electric winches are available for effortless trimming.

Specifications
  • Length Overall (LOA): 40.00 ft / 12.19 m
  • Length Waterline (LWL): 36.30 ft / 11.03 m
  • Beam: 12.30 ft / 3.75 m
  • Standard Draft: 7.75 ft / 2.36 m
  • Standard Ballast: 4,800 lbs / 2,177 kg
  • Displacement: 12,900 lbs / 5,851 kg
  • Engine: 40 hp
  • Sail Area/Displacement Ratio (SA/Dspl): 23
  • Displacement/Length Ratio (Dspl/L): 120
Specifications are subject to change without notice.
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Catalog excerpts

J121-1

A 40’ Offshore Speedster with Less Crew

 Open the catalog to page 1
J121-2

The new J/121 is a 40’ offshore speedster that can be day raced or distance sailed by just 5 or less crew—the best short-handed J ever— capable of winning on any race track while also excelling in daysailing and weekend mode. Here’s a boat, class and program that redefines sailboat racing as a recreation and shared adventure with friends, reducing the focus on specialization and athletic short-course W/L racing. The J/121 fulfills the growing need to simplify life and reconnect with those you really want to sail with on a boat that’s pure magic t

 Open the catalog to page 2
J121-3

Creating the best short-handed J ever starts with a hull shape that excels on all points of sail, particularly reaching. Most classic distance races have a beat/reach/run ratio around 15%/60%/25%. Straight-line speed is the name of the game and is achieved by having a low drag, efficient hull with high form stability and exceptional balance. Add to this a highly engineered carbon rig package, an L-shaped low VCG keel, infused composite construction, and a water-ballast assist system that adds nearly 400 kilos (4 big guys) of crew weight to the rail and you have the J/121.

 Open the catalog to page 3
J121-4

Simplified Sail-Handling Handling a 40 footer with less crew requires a rig, sail and deck plan that simplifies sail handling. New technology developed for the Vendee Globe and other extreme offshore sailing events is trickling down faster than ever, particularly in new furling systems. The J/121 base sail inventory features an AP furling J1 jib, a hoistable furling J4 inside the forestay, a Code Zero with top-down furler flown from the bowsprit, and an asymmetric spinnaker also flown from the bowsprit. Each headsail is dedicated to its own furler or snuffer, meaning less hands on the foredeck...

 Open the catalog to page 4
J121-6

Versatile, Ergonomic Cockpit J/121’s ergonomic cockpit builds upon J/Boats’ past award-winning designs, with excellent working space, protection from the elements behind a soft dodger, and exceptional twin steering stations that allow the driver to straddle the wheel and reach all the mainsail controls while driving. Clean sight-lines forward from the helm and trimming positions provide immediate gearchanging capability with reduced fatigue. Adjustable jib leads via floating trim rings allow nearly infinite placement of the jib clew (crucial for reaching) without the friction normally associated...

 Open the catalog to page 6
J121-9

J/121 Specifications Dimensions Foot/ Lbs Meter/ Kg LOA Standard Draft Standard Ballast SA/Dspl Dspl/L Specifications are subject to change without prior notice or obligation

 Open the catalog to page 9

All J Composites / J Boats catalogs and brochures

  1. J/45

    12  Pages

  2. J/70

    8  Pages

  3. J/99

    8  Pages

Archived catalogs

  1. J/112E

    12  Pages

  2. J 80

    4  Pages

  3. J122 E

    7  Pages

  4. J 111

    6  Pages

  5. J 88

    4  Pages

*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.