Lewmar Composite Gearbox For 140 Thruster

Description

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Lewmar Composite Gearbox for 140 Thruster

Lewmar Composite Gearbox is a lightweight replacement gearbox designed specifically for the Lewmar 140 TT Electric Tunnel Thruster, offering high performance in marine propulsion systems.

Product Overview

Ideal for sailboats and powerboats up to 45 feet, this gearbox enhances bow thruster efficiency for precise maneuvering in tight marinas, docking, or adverse conditions like crosswinds and currents.

Key Specifications

• Tunnel diameter compatibility: 140mm

• Material: Durable composite for corrosion resistance and reduced weight

• Gearbox type: High-performance bevel gear system

• Weight: Approximately 4-5 kg (lightweight design)

Technical Specifications

• Includes integrated seals and gaskets for underwater durability

• Mounting hardware: M6 spring washers (x2) for secure installation

• Operating temperature: Suitable for -5°C to +50°C marine environments

• Serviceable design: Sacrificial anodes compatible; requires Lewmar-approved grease

What’s in the Box

• Composite gearbox housing (581005)

• 140 gasket (551035)

• M6 spring washers A2 (x2, B1230)

• Complete seal kit and fasteners