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X-Yachts X-79 Sails Prices, sail sizes & rig dimensions

8 products cut or sized for this boatI 9.30 · J 2.78 · P 10.00 · E 3.50 mPrices checked 21 Oct 2026
Illustration of a X-Yachts X-79 cruising mainsail from Sails.Online: cross-cut Dimension-Polyant woven Dacron, 3 leech battens and 1 full-length head batten, 2 reefsMade to measureIllustration. Yours is cut to this boat’s measurements.
Mainsail · cut to your rig

X-Yachts X-79 Mainsail

20.5 m² · P 10.00 m, E 3.50 m · Dimension-Polyant cloth
Cloth
Battens
Build time

Express +8%, economy 5.5% off. Shown as its own line in your cart.

A$1,857.90
inc GST
Illustration of a X-Yachts X-79 130% furling genoa from Sails.Online: cross-cut Dimension-Polyant woven Dacron with Sunbrella UV coverMade to measureIllustration. Yours is cut to this boat’s measurements.
Furling genoa · cut to your rig

X-Yachts X-79 Furling Genoa

I 9.30 m, J 2.78 m · UV cover included
Cloth
Size (LP)
UV cover colour: Captain Navy
Build time

Express +8%, economy 5.5% off. Shown as its own line in your cart.

A$1,348.60
inc GST
Sized for this boat
Asymmetric spinnaker

Asymmetric Spinnaker · Size 0 (31 m²)

Matched to the X-Yachts X-79 fore-triangle · 0.9 oz nylon · 11 colours
Spinnaker cloth colour: White
A$1,020.80
inc GST
Racing with a pole? Symmetric spinnakers from A$1,448.70
Fits the Size 0 spinnaker
Dousing sock

Spinnaker Dousing Sock · 8.7 m

UV-resistant ripstop nylon sock to hoist and douse the spinnaker from the deck
Outer tube
Inner tube
A$524.70
inc GST
Storm jib in storm orange DacronOSR max 4.3 m²
Storm jib

Storm Jib · Extra Small (3 m²)

Storm orange Dacron · World Sailing OSR 4.26 sizing for this rig
Luff attachment
A$433.40
inc GST
OSR max 6.1 m²
Storm trysail

Storm Trysail · Small (6.1 m²)

Storm orange Dacron · no headboard or battens
Luff hardware
A$713.90
inc GST
Fits a 3.50 m boom
Boom cover

Boom Cover · 3.0–3.5 m

Zip at the mast, straps under the boom · 7 colours
Canvas
Colour
A$419.10
inc GST
Fits a 3.50 m boom
Stackpack

Stackpack (Lazy Bag) · 3.1–3.6 m

Battened sides, zipped top · 7 colours
Canvas
Lazy jacks
Colour
A$816.20
inc GST

Get the price list

Every X-Yachts X-79 price on one printable page: mainsail and genoa in each cloth, the spinnaker, sock, storm sails and canvas, plus the rig dimensions.

The sheet opens in a new tab. We keep your details to answer questions about your boat. Privacy

Not ready to buy yet?

X-Yachts X-79 rig dimensions

MeasurementMetresFeet
I (fore-triangle height)9.3030.5
J (fore-triangle base)2.789.1
P (mainsail luff)10.0032.8
E (mainsail foot)3.5011.5
Mainsail area20.5 m²220 ft²
Fore-triangle area12.9 m²139 ft²
Length overall (approx.)7.9226

We confirm your measurements before anything is cut.

X-Yachts X-79 sails: questions

How much is a new mainsail for a X-Yachts X-79?

From A$1,857.90 in Dimension-Polyant Optimum Cruise with 3 leech battens and a full-length head batten, or A$2,020.70 with 4 full battens. C-Breeze, the long-life cloth, starts at A$2,509.10. Every mainsail is cut to the X-Yachts X-79 rig (P 10.00 m, E 3.50 m) with two reefs.

What size genoa does a X-Yachts X-79 need?

We build 110% to 150% LP for the standard rig (I 9.30 m, J 2.78 m). Pick a smaller genoa for a windy home port and a larger one for light-air sailing. Furling genoas start at A$1,140.70.

What size spinnaker fits a X-Yachts X-79?

A Size 0 (31 m²) asymmetric suits the X-Yachts X-79 fore-triangle. It starts at A$1,020.80, or A$1,545.50 with a dousing sock.

What size storm jib and trysail fit a X-Yachts X-79?

The Offshore Special Regulations cap a storm jib at 5% of I squared (4.3 m² here) and a trysail at 17.5% of P × E (6.1 m²). That makes our Extra Small (3 m²) storm jib and Small (6.1 m²) trysail the right sizes.

How do I check my boat matches these measurements?

Measure I, J, P and E and compare them with the rig table. We confirm every measurement with you before the sail is cut.

From the same loft

Racing offshore or heading somewhere remote?

For a race programme, a Sydney to Hobart or a bluewater expedition, our sister loft Kraken Sails designs laminates, membrane sails and storm wardrobes for the hard end of sailing.

Race & bluewater sails at Kraken Sails
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