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MKIV Unit 4 Spare Parts

MKIV Unit 4 Spare Parts

Use the purchasable spare parts pdf to identify the component part number you need. To order, click the part name below in red. The parts listed here are the most commonly and easily replaced components. If you need a replacement for something not shown here, contact Harken. Purchasable spare parts pdf
ID BOM Price
7414.10BASE more info

Unit 4 MKIV Lower Unit

Aluminum line guard and torque tube are deep-saturation hardcoat-anodized, UV-stabilized for durability. Large inner spool diameter increases mechanical advantage for powerful reefing and furling.

7414.32 more info

Unit 4 MKIV Bottom Connector with Bushings

Triple-interlock foil joints withstand years of torque loading: foil connectors geometric shape interlocks with foil; secures with syringe-injected adhesive; screws provide final lock.

7414.33 more info

Unit 4 MKIV Foil - 0.61 m

Aerodynamic, clear-anodized aluminum Air foils handle extreme reefing loads.

H-38212 more info $243.95
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Line Guard - MKIV Unit 4

Fasteners not included.

H-38819 more info $31.05
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(1/2) Cover with Insert - Furling MKIV Unit 4

Fasteners not included.

H-38820 more info $31.05
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(1/2) Flange - MKIV Unit 4

Fasteners not included.

H-45482 more info $224.70
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Feeder - Furling MKIV Unit 4

Stainless steel feeder allows fast singlehanded hoist and sail changes.

H-45498B more info

Torque Tube Clamp - MKIV Unit 4

Fasteners not included.

H-45788 more info $2,461.00
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Halyard Swivel - Furling MKIV Unit 4

Lightweight aluminum halyard swivel saves weight aloft to reduce pitching and heeling.

HFG672 more info $4.30
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Fastener Set - 2, 3, 4 MKIV Trim Cap

HFG946 more info $92.00
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Connector Bushing Set - MKIV Unit 4

HFG947 more info $25.70
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Wedge Set - MKIV Unit 4

HFG948 more info $66.35
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Fastener Connector Set - MKIV Unit 4

HFG949 more info

Trim Cap Set - MKIV Unit 4

F R E E   G R O U N D  S H I P P I N G

for orders over $100!

Valid on orders shipping within the United States

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