1160G Dunbier 3:1 Winch with Webbing Strap (Dacromet Finish) | Marine Trailer Part

🔧 Product Description

Dunbier 3:1 Single-Speed Marine Trailer Winch with Webbing Strap – Part Number: 1160G

A hand-operated boat-trailer winch designed to pull a vessel onto its trailer using a webbing strap. The 3:1 gearing provides the mechanical advantage required for the published 500kg catalogue capacity, while the corrosion-resistant dacromet-coated frame is suited to regular launching and retrieval.

⚙️ Key Features

• Gear ratio configuration: 3:1
• Published catalogue capacity: 500kg
• Corrosion-resistant Dacromet-coated finish
• Supplied with approximately 6m webbing strap with S-hook
• Ratchet pawl holds the drum between handle strokes
• Designed for boat-trailer launch and retrieval

📏 Specifications

• Gear ratios: 3:1
• Catalogue capacity: 500kg
• Strap: approximately 6m webbing strap with S-hook
• Finish: Dacromet-coated
• Capacity is a winch pull rating and is not automatically equal to boat weight

🔄 Cross Reference & Related Parts

• Dunbier: 1160G
• Related service part: Dunbier 7198 pawl kit
• Replacement S-hook strap: Dunbier 1192
• Replacement snap-hook strap: Dunbier 1194 where length and drum attachment match
• Replacement hex handle: Dunbier 1200 for compatible multi-speed winches
• Comparable winches must match mounting pattern, rated line pull, gear ratio and strap capacity

🚤 Trailer Compatibility & Application

• Suitable for compatible Dunbier winch posts and other posts with the same mounting pattern
• Choose winch capacity using vessel weight, ramp angle, roller/bunk friction and trailer geometry
• The winch is for loading and positioning; separate rated bow and transom restraints are required for road travel

🔌 Function

Turns the strap drum through reduction gearing to pull the bow toward the winch post with controlled mechanical advantage.

⚠️ Common Signs of Failure

• Pawl skips, sticks or does not hold the drum
• Gear teeth are chipped or excessively worn
• Drum or frame is bent
• Strap is cut, frayed, sun-damaged or chemically contaminated
• Handle, shaft or bushings have excessive play

🛠️ Installation & Safety

• Bolt the winch to a structurally sound post using rated fasteners
• Wind the strap evenly across the drum without twists
• Keep hands, clothing and bystanders clear of the strap and drum
• Never stand in line with a loaded strap
• Use a separate bow safety chain or strap before towing

📦 Condition

• Brand new Dunbier Marine Products trailer component
• Supplied as one complete 3:1 trailer winch with webbing strap and handle where specified
• Supplied in original or equivalent packaging