Mercury – Bevel Gear Assy – 43-8M0156174

The Mercury – Bevel Gear Assy – 43-8M0156174 delivers dependable power transfer for your lower unit, ensuring smooth and efficient engine-to-propeller performance. As a genuine Mercury OEM component, this assembly is precision-engineered to maintain proper alignment and durability under high-load marine conditions.

Key Features

OEM-Certified Fit – Manufactured to Mercury’s strict specifications for seamless integration and performance

Bevel Gear Assembly – Ensures proper torque transmission between vertical and horizontal shafts

Hardened Steel Construction – Designed to handle high rotational forces and marine-grade wear

Corrosion-Resistant Coating – Built to endure both saltwater and freshwater environments

Ready-to-Install Unit – Preassembled for quick and accurate replacement during service

Compatibility

The Mercury – Bevel Gear Assy – 43-8M0156174 is designed for select Mercury outboard lower units. Be sure to verify compatibility using your engine model number or consult the official Mercury parts catalog before ordering.

Ideal Use Cases

Replacing worn or damaged bevel gear assemblies

Restoring smooth gear engagement and power transfer

Preventative lower unit maintenance for optimal propulsion

Why Precision Gearing Matters

The bevel gear assembly is critical to maintaining a smooth, efficient transition from vertical shaft motion to horizontal propeller rotation. A compromised gear assembly can lead to reduced performance, noise, or catastrophic failure. By using the Mercury – Bevel Gear Assy – 43-8M0156174, you ensure your outboard’s drivetrain operates with maximum reliability and longevity.

Frequently Asked Questions

What does the bevel gear assembly do in an outboard motor?

It transfers power between the vertical driveshaft and the horizontal propeller shaft, enabling proper propulsion and gear function.

Is this gear assembly suitable for saltwater use?

Yes. The part is built with corrosion-resistant materials, making it suitable for both saltwater and freshwater applications.

How do I know if this part fits my motor?

Use your Mercury engine’s serial number or refer to your service manual to confirm fitment for part number 43-8M0156174.