Smooth and Efficient Sailing with Lewmar 40AST Two-Speed Self-Tailing Aluminum Winch

The Lewmar 40AST Two-Speed Self-Tailing Aluminum Winch is engineered for seamless and effortless sailing. Designed with Lewmar’s innovative ‘Wavespring’ self-tailer, this winch ensures superior grip while automatically adjusting to different rope diameters. Whether handling modern smaller ropes or traditional Dacron composite lines, the winch provides consistent and secure performance.

A sleek, low-friction feeder arm guarantees snag-free operation, making sail adjustments smoother and more efficient. This model is an excellent choice for sailors seeking reliability, ease of use, and precision in various marine applications.

Technical Performance for Demanding Conditions

Built for durability and efficiency, the Lewmar 40AST winch features a robust two-speed mechanism. With an optimized gear ratio and power ratio, it delivers exceptional handling strength while minimizing effort. The aluminum construction ensures a balance of strength and weight, making it an ideal addition to any vessel requiring dependable sail control.

• Gear Ratio: 1st speed – 1.9:1 | 2nd speed – 5.8:1
• Power Ratio: 1st speed – 13.2:1 | 2nd speed – 40.2:1
• Weight: 10.7 lbs

Compact Yet Powerful Design

This winch is designed with a precise and efficient footprint to integrate seamlessly into your deck layout. Its dimensions provide optimal leverage and usability while maintaining a compact form.

• Drum Diameter: 2 15/16 in
• Base Diameter: 5 13/16 in
• Height: 6 13/16 in
• Line Entry: 3 1/8 in
• Compatible Line Sizes: 5/16 in – 1/2 in

Reliable and Easy Installation

Mounting the Lewmar 40AST is straightforward, thanks to its well-engineered design. It requires five M6 (1/4 in) countersunk head screws on a 121mm (4 3/4 in) PCD for secure attachment. To ensure optimal performance, Lewmar recommends positioning the rope entry at a 5 to 10-degree angle to the base axis. A base wedge may be necessary to achieve this angle during installation.

Highlights

• Wavespring self-tailer for superior grip and automatic rope adjustment
• Two-speed mechanism for efficient power control
• Lightweight yet durable aluminum construction
• Snag-free operation with a minimum-friction feeder arm
• Compact design suitable for various sailing applications
• Reliable mounting system for a secure and easy installation

Designed for optimal performance in demanding marine conditions, the Lewmar 40AST Two-Speed Self-Tailing Aluminum Winch is a trusted solution for sailors who prioritize efficiency, durability, and precision.