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Home Marine gearbox NEW Advance 300 Heavy Duty Marine Gearbox 5.44:1 Reduction – High Performance Marine Transmission
NEW Advance 300 Heavy Duty Marine Gearbox 4.94:1 Reduction
NEW Advance 300 Heavy Duty Marine Gearbox 4.94:1 Reduction $15,188.00 Original price was: $15,188.00.$12,100.00Current price is: $12,100.00.
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NEW Advance D300A Heavy Duty Marine Gearbox 4.00:1 Reduction – Reliable Marine Transmission Solution
NEW Advance D300A Heavy Duty Marine Gearbox 4.00:1 Reduction – Reliable Marine Transmission Solution $17,312.00 Original price was: $17,312.00.$14,000.00Current price is: $14,000.00.
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NEW Advance 300 Heavy Duty Marine Gearbox 5.44:1 Reduction – High Performance Marine Transmission

$15,388.00 Original price was: $15,388.00.$12,300.00Current price is: $12,300.00.

Choose the NEW Advance 300 Heavy Duty Marine Gearbox for dependable marine power transmission, superior durability, and efficient vessel performance. Perfect for operators who demand a high-quality gearbox built to handle challenging marine conditions.

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Category: Marine gearbox
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Description

Upgrade your marine propulsion system with the NEW Advance 300 Heavy Duty Marine Gearbox 5.44:1 Reduction, a reliable and powerful transmission solution designed for commercial and heavy-duty marine applications. Built for durability, efficiency, and smooth operation, this marine gearbox delivers excellent torque management and dependable performance in demanding marine environments.

The Advance 300 marine gearbox features a 5.44:1 reduction ratio, providing improved propeller control, enhanced low-speed performance, and optimized engine power transfer. Its heavy-duty construction makes it suitable for workboats, fishing vessels, passenger boats, and other professional marine applications where reliability is essential.

Key Features:

  • Heavy-duty marine gearbox designed for long-lasting performance
  • 5.44:1 reduction ratio for improved torque and propulsion efficiency
  • Provides smooth and reliable power transmission
  • Built for demanding commercial and industrial marine environments
  • Durable internal components for extended service life
  • Helps improve vessel maneuverability and fuel efficiency
  • Suitable for a wide range of marine engine applications

Product Benefits:

The NEW Advance 300 Heavy Duty Marine Gearbox helps maximize engine performance by delivering consistent power transfer between the engine and propeller. Its robust design reduces wear, improves operational reliability, and ensures dependable performance even under heavy loads.

Whether you are replacing an existing marine transmission or upgrading your vessel’s drivetrain system, the Advance 300 5.44:1 Reduction Gearbox is an excellent choice for marine professionals seeking strength, reliability, and efficiency.

Product Specifications:

  • Product Name: Advance 300 Heavy Duty Marine Gearbox
  • Reduction Ratio: 5.44:1
  • Application: Marine propulsion systems
  • Type: Heavy-duty marine transmission
  • Condition: New

Buy NEW Advance 300 Marine Gearbox 5.44:1 Reduction Today

Choose the NEW Advance 300 Heavy Duty Marine Gearbox for dependable marine power transmission, superior durability, and efficient vessel performance. Perfect for operators who demand a high-quality gearbox built to handle challenging marine conditions.

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Shipping & Delivery

Shipping & Delivery Policy

Wave Inboard Motors – waveinboardmotors.com Last updated: November 24, 2025

We ship worldwide from our main warehouse in Fort Lauderdale, Florida, USA and have secondary stocking points in California (West Coast) and Rotterdam (Europe).

 
 
CategoryShipping Method & CarrierEstimated Delivery Time (business days)Cost Calculation
Small Parts & AccessoriesUSPS Priority, FedEx Ground, DHL ExpressUSA: 2-5Cont. USA: 3-7
Engines & Generators (<500 kg)Freight LTL (R+L, Old Dominion, DSV)USA: 5-12EU/UK: 10-21
Large Engines / Gensets (>500 kg)Flatbed, container, or Ro-RoUSA: 7-21International: 14-45
Oversized / Crated ItemsSpecialized heavy-haul or ocean freightVaries by destinationQuote only – contact sales
 

Free Shipping (Continental USA only)

  • Orders over $300 (before tax) ship free via ground service
  • Engines & generators are excluded from free shipping

International Shipping

  • All duties, taxes, VAT, and customs clearance fees are the buyer’s responsibility
  • We provide commercial invoices and certificates of origin
  • EU customers: no VAT charged on B2B orders with valid VAT ID
  • Delivery Duty Paid (DDP) available on request (extra charge)

Processing Time

  • In-stock items: same or next business day
  • Special order / factory-direct items (most engines & generators): 3-21 days
  • You will receive a confirmed ship date when order is placed

Tracking & Updates

Every order receives a tracking number the moment it ships. You’ll get automated emails at:

  • Order confirmed
  • Item shipped (with tracking link)
  • Out for delivery
  • Delivered

Signature Requirement

All orders over $2,500 require an adult signature upon delivery.

Shipping Restrictions

  • We cannot ship to P.O. boxes for items over 70 lbs
  • Hazardous materials (batteries, some oils) may require ground-only shipping

Damaged or Lost Shipments

  • Inspect shipment immediately upon receipt
  • Photograph any damage and notify us within 48 hours
  • We file claims on your behalf and ship replacements at no cost

Contact for Freight Quotes or Expedited Shipping

Email: shipping@waveinboardmotors.com Phone: +1 (555) 123-4567 (Mon-Fri 9am-5pm EST)

We’re boaters too — we pack every order as if it were going on our own boat. Thank you for choosing Wave Inboard Motors!

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    wave inboard motors for sale

    Wave Inboard Motors
    Powering Your Journey for 15 Years.
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    • 1963 SC-101, Greer, SC 29651
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    • E-mail: sales@waveinboardmotors.com
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