Pièces de winch

Sailing Winch Parts for Service, Repair and Onboard Spares

Sailing winches operate under high and often shock-loaded working loads, especially on halyards, genoa sheets, spinnaker sheets and reefing lines. Regular inspection and servicing of internal winch parts helps maintain smooth rotation, positive ratchet engagement and controlled load handling. Small components such as pawls, pawl springs, bearings, retaining clips and washers can have a significant effect on winch performance, particularly when they become contaminated with old grease, salt deposits or metallic wear particles.

The most commonly replaced winch parts are service consumables: pawls, springs, bearings, O-rings, washers, circlips and lubrication products. Depending on the winch design, replacement parts may also include top caps, self-tailing jaws, stripper rings, feeder arms, gear components and drum-related parts. For cruising yachts, these parts are usually required during scheduled maintenance. For offshore, racing or charter boats, carrying selected winch spare parts onboard is good practice, particularly pawls, springs, circlips and the correct lubricant.

Choosing the Correct Winch Service Kit

Winch parts are not generally universal. Before ordering a winch service kit or individual spare part, identify the manufacturer, winch size, model type and, where possible, the production period. A Lewmar, Harken, Andersen or Antal winch may use different pawls, springs, bearings and retaining components depending on its generation. Self-tailing winches also have additional upper assembly parts, including jaws, stripper rings and feeder components, which are usually model-specific.

The safest selection method is to compare the winch model against the manufacturer’s exploded diagram or parts list. If the winch markings are unclear, useful reference points include the drum diameter, base diameter, number of speeds, self-tailing configuration and visible part numbers on removed components. On older winches, small design changes between generations can affect compatibility, so visual comparison is often important.

Andersen Winch Service Kits

Pawls and Pawl Springs

Pawls and pawl springs are among the most critical sailing winch parts. The pawls provide the ratchet engagement that prevents the winch from rotating backwards under load, while the springs keep the pawls correctly deployed. If a winch slips, backwinds, clicks inconsistently or rotates both ways when it should lock, the pawls and springs should be inspected immediately.

During servicing, pawls should move freely in their pockets and return positively under spring tension. Worn, rounded, sticky or corroded pawls should be replaced. Springs are small and easily lost during maintenance, so carrying spares onboard is sensible. Pawls should normally be lubricated with light pawl oil, not grease, because heavy grease can slow engagement and cause unreliable ratchet action.

Bearings, Gears and Internal Wear Parts

Bearings, gears and spindles control the mechanical efficiency of the winch. If a winch feels stiff, uneven or noisy, the cause is often old grease, salt contamination, worn bearings or corrosion around the spindle and gear train. After disassembly, components should be cleaned, inspected and re-lubricated according to the winch manufacturer’s service guidance.

A thin, even application of winch grease is normally used on gears, bearings and load-bearing internal surfaces. Excess grease should be avoided, as it can trap dirt and migrate into areas where it is not required. Inspect gear teeth, bearing races, spindles and drum contact areas for pitting, distortion or excessive wear before reassembly.

Winch Grease, Pawl Oil and Lubrication

Correct lubrication is one of the most important aspects of winch servicing. Gears and bearings require suitable winch grease to reduce friction and wear under load. Pawls and pawl springs require light oil so they remain fast-moving and responsive. Using grease on pawls is a common maintenance error and can lead to sticking, weak engagement or winch slippage.

When servicing sailing winch parts, clean away old lubricant before applying new grease or oil. Mixing old, contaminated grease with new lubricant reduces the value of the service and can leave abrasive particles inside the mechanism. A clean winch with the correct lubricant in the correct locations will generally feel smoother, click more positively and operate with less internal resistance.

Winch Parts by Brand

Upffront supplies winch parts for established sailing hardware manufacturers including Andersen, Antal, Harken and Lewmar. Each brand uses its own winch architecture, service kits and replacement components, so parts should be selected by manufacturer and model rather than by approximate size alone. Brand-specific filters are particularly useful when searching for pawls, springs, service kits, bearings or self-tailing winch components.

For owners maintaining mixed hardware on older yachts, it is worth checking each winch individually. It is common to find different winch models on the same boat, especially where primary winches, halyard winches and coachroof winches have been upgraded at different times.

Common Winch Problems and Replacement Parts

FAQs About Winch Parts

How do I know which winch parts fit my sailing winch?

Identify the winch brand, size, model and production generation. Use the manufacturer’s parts diagram where possible, especially for service kits and self-tailing winch parts.

Are winch pawls and springs universal?

No. Pawls and springs are usually brand- and model-specific. Always check compatibility before fitting replacement parts.

What parts should I carry onboard?

For offshore or extended cruising, useful spares include pawls, pawl springs, circlips, washers, O-rings, pawl oil and a small quantity of winch grease.

Should pawls be greased or oiled?

Pawls should normally be lubricated with light pawl oil. Grease can restrict pawl movement and may cause unreliable ratchet engagement.

When should I replace winch parts instead of cleaning them?

Replace any part that is corroded, distorted, cracked, rounded, loose, heavily worn or no longer moves freely after cleaning. This is especially important for pawls, springs, bearings and retaining components.