Tecnoseal 688-45371-02 Yamaha 40–90 HP Trim Tab Anode

ID 1405417

$ 38.30

1-2 weeks delivery time

Type:

Zinc
Magnesium
Aluminium

Item:

170 g
110 g
430 g

The Tecnoseal 01104 series consists of sacrificial trim tab anodes designed for Yamaha 40–90 HP outboard motors, replacing OEM part number 688-45371-02. Each anode features a circular mounting base with an integrated trim fin that provides sacrificial protection against galvanic corrosion of submerged outboard lower-unit components. It measures 90 mm in base diameter, 48 mm in overall height, with additional heights of 9 mm (h1) and 19 mm (h2), and features an M10 × 1.25 mounting thread. Three material versions are available: zinc (01104, 430 g), aluminium (01104AL, 170 g) and magnesium (01104MG, 110 g). All versions share the same dimensions and mounting configuration for compatible Yamaha outboard applications.

Description
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Tecnoseal 688-45371-02 Yamaha 40–90 HP Trim Tab Anode

The Tecnoseal 01104 series consists of sacrificial trim tab anodes designed for Yamaha 40–90 HP outboard motors. Compatible with Yamaha OEM part number 688-45371-02, these replacement anodes feature a circular mounting base with an integrated trim fin. The sacrificial anode material helps protect submerged metallic components of the outboard lower unit against galvanic corrosion.

The anode measures 90 mm (3.54 in) in base diameter and 48 mm (1.89 in) in overall height, with additional section heights of 9 mm (h1) and 19 mm (h2). It features an M10 × 1.25 mounting thread for compatible Yamaha outboard assemblies. Three material versions are available: zinc, aluminium and magnesium. The zinc and aluminium versions also correspond to Osculati references 43.258.00 and 43.258.01, respectively. All versions share the same dimensions and mounting configuration.

Technical Specifications

Manufacturer	Tecnoseal
Product Type	Trim Tab Anode
Compatible Manufacturer	Yamaha
Compatible Outboards	40–90 HP
Yamaha OEM Reference	688-45371-02
Available Materials	Zinc, Aluminium, Magnesium
Mounting Thread	M10 × 1.25

Available Versions and Cross-References

Tecnoseal Code	Material	Weight	Osculati Reference
01104	Zinc	0.43 kg (0.95 lbs)	43.258.00
01104AL	Aluminium	0.17 kg (0.37 lbs)	43.258.01
01104MG	Magnesium	0.11 kg (0.24 lbs)	Not specified

Dimensions and Mounting Specifications

Overall Height (h)	48 mm (1.89 in)
Dimension (h1)	9 mm (0.35 in)
Dimension (h2)	19 mm (0.75 in)
Base Diameter (Ø)	90 mm (3.54 in)
Mounting Thread (m)	M10 × 1.25

Product Codes and EAN

Tecnoseal Code	EAN
01104	8033837065098
01104AL	8059617815585
01104MG	8052744983592

Compatibility and OEM References

Compatible Manufacturer: Yamaha
Outboard Power Range: 40–90 HP
Yamaha OEM Part Number: 688-45371-02
Zinc Version: Tecnoseal 01104 / Osculati 43.258.00
Aluminium Version: Tecnoseal 01104AL / Osculati 43.258.01
Magnesium Version: Tecnoseal 01104MG

Key Features

Designed for compatible Yamaha 40–90 HP outboard motors.
Replacement for Yamaha OEM part number 688-45371-02.
Circular mounting base with an integrated trim fin.
Helps protect submerged outboard lower-unit components against galvanic corrosion.
Available in zinc, aluminium and magnesium versions.
Base diameter of 90 mm and overall height of 48 mm.
Additional section dimensions: h1 = 9 mm and h2 = 19 mm.
M10 × 1.25 mounting thread.
Zinc cross-reference: Osculati 43.258.00.
Aluminium cross-reference: Osculati 43.258.01.

Compatibility Note: Before ordering, verify the Yamaha outboard model, original part number and existing anode dimensions. Confirm the M10 × 1.25 mounting thread and select the appropriate anode material for the vessel's operating water conditions.