Effortless Sailing with the Lewmar 46AST Two-Speed Self-Tailing Aluminum Winch

The Lewmar 46AST Two-Speed Self-Tailing Aluminum Winch is engineered for seamless and efficient sailing. Designed to provide smooth and reliable rope handling, this winch integrates Lewmar's innovative ‘Wavespring’ self-tailing system, ensuring a secure grip while accommodating both modern smaller-diameter ropes and traditional Dacron composite lines. Its sleek, low-friction feeder arm eliminates snags, allowing for hassle-free operation in demanding marine environments. Whether you’re maneuvering under challenging conditions or adjusting sails with precision, this winch enhances performance and ease of use.

Precision Engineering for Maximum Control

The two-speed gearing system delivers powerful efficiency, enabling effortless sail adjustments. The first gear offers a 2.4:1 ratio, while the second gear shifts to a 7.6:1 ratio, allowing sailors to optimize control based on wind conditions. Additionally, the high power ratios of 13.9:1 and 44.8:1 ensure superior torque, reducing manual effort and maximizing handling efficiency.

Built for Durability and Performance

Crafted from robust aluminum, the Lewmar 46AST winch is designed to withstand harsh marine environments. Its corrosion-resistant construction ensures long-lasting reliability, making it an essential addition to any sailing vessel. The self-tailing mechanism is engineered to securely hold lines, allowing for easy, one-handed operation while reducing strain on the crew.

Product Dimensions

• Drum Diameter (D): 3 7/16 in
• Base Diameter (B): 6 5/8 in
• Height (H): 7 9/16 in
• Line Entry (L): 3 5/16 in
• Line Size Compatibility: 5/16 in – 9/16 in

Key Features and Benefits

• Two-Speed Efficiency: Gear ratio of 2.4:1 and 7.6:1 for optimized control.
• Self-Tailing Wavespring Technology: Secure and adaptable grip for various rope sizes.
• Durable Aluminum Construction: Built to endure marine conditions and resist corrosion.
• Smooth Operation: Low-friction feeder arm prevents snagging for seamless line management.
• High Power Ratios: 13.9:1 and 44.8:1 provide enhanced torque and reduced effort.

Installation Guidelines

For optimal performance, the Lewmar 46AST winch should be mounted using five M8 (5/16 in) countersunk head screws on a 136mm (5 11/32 in) PCD. To maintain a proper rope entry angle of 5° to 10°, a base wedge may be required during installation.

This winch is made to order, ensuring precision manufacturing tailored to your sailing needs.

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