Yamaha 4–5 HP Plastic B-Series Propeller – 644-45941-01-00 | OEM

Yamaha 4–5 HP Plastic B-Series Propeller – 644-45941-01-00 | OEM

Equip your compatible Yamaha portable outboard with the Genuine Yamaha OEM Plastic B-Series Propeller 644-45941-01-00. Designed for select Yamaha 4 and 5 HP outboards, this lightweight three-blade propeller provides smooth acceleration, efficient power transfer, and dependable low-speed performance for small boats, tenders, dinghies, and other recreational applications.

Its high-strength composite construction offers corrosion resistance in freshwater and saltwater environments while providing a practical replacement for applicable small-horsepower Yamaha outboards. Manufactured to Yamaha’s factory specifications, this B-Series propeller delivers proper fit, balance, and reliable everyday performance.

Key Features

• Genuine Yamaha OEM propeller

• B-Series design for select Yamaha 4 and 5 HP outboards

• Three-blade configuration

• Lightweight composite construction

• Smooth acceleration and dependable low-speed performance

• Efficient power transfer

• Corrosion-resistant material

• Suitable for freshwater and saltwater applications

• Designed for portable outboards and small recreational vessels

• Manufactured to Yamaha factory specifications

Engine Compatibility

Designed for select Yamaha portable outboards, including applicable:

• 4 HP

• 5 HP

Compatibility can vary by complete engine model, production year, gearcase, and serial number. Please verify that 644-45941-01-00 is correct for your outboard before ordering.

Product Details

• Manufacturer: Yamaha

• Part Number: 644-45941-01-00

• Series: B Series

• Product Type: Outboard Propeller

• Material: High-Strength Composite / Plastic

• Blade Count: Three

• Primary Application: Select Yamaha 4–5 HP Portable Outboards

• Use: Small Boats, Tenders, Dinghies, and Recreational Vessels

• Water Compatibility: Freshwater and Saltwater

• Condition: New

• Part Type: Genuine Yamaha OEM

Important Fitment Information

Propeller compatibility should not be determined by horsepower alone. Yamaha has produced different engine, gearcase, and propeller configurations within the 4 and 5 HP ranges.

Please verify your complete engine model, production year, serial number, current propeller, and required part number before ordering.

For fitment questions, contact us directly with your complete Yamaha engine model and serial number so we can help confirm compatibility before you order.

Propeller Return Information

Propellers may be returned within 30 days only when they are unused, have not been installed, and remain in their original packaging.

We cannot accept returns on propellers that have been installed, used, greased, or show signs of mounting. Once installed, a propeller can no longer be sold as new.

Genuine Yamaha Parts from Compleat Angler Marine

Compleat Angler Marine, part of Pompano Beach Marine Center, supplies Genuine Yamaha OEM propellers, outboard parts, maintenance products, rigging components, accessories, and outboard motors. As an Authorized Yamaha Pro Elite Plus Dealer, we’re here to help you select the correct Yamaha propeller and installation components for your outboard.

Nationwide Shipping

We ship Genuine Yamaha OEM propellers and marine parts nationwide. Orders are carefully packed for safe delivery.

Need help confirming fitment?

Call 954-946-1451 or email support@compleatanglermarine.com.