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Home Marine gearbox NEW Advance 300 Heavy Duty Marine Gearbox 3.00:1 Reduction
NEW Advance 300 Heavy Duty Marine Gearbox 2.54:1 Reduction
NEW Advance 300 Heavy Duty Marine Gearbox 2.54:1 Reduction $15,300.00 Original price was: $15,300.00.$12,300.00Current price is: $12,300.00.
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NEW Advance 300 Heavy Duty Marine Gearbox 3.53:1 Reduction
NEW Advance 300 Heavy Duty Marine Gearbox 3.53:1 Reduction $15,500.00 Original price was: $15,500.00.$12,500.00Current price is: $12,500.00.
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NEW Advance 300 Heavy Duty Marine Gearbox 3.00:1 Reduction

$15,388.00 Original price was: $15,388.00.$12,250.00Current price is: $12,250.00.

The Advance 300 Heavy Duty Marine Gearbox 3.00:1 Reduction is trusted by marine professionals for its robust construction, precision engineering, and dependable operation. The optimized 3.00:1 reduction ratio provides excellent thrust and efficient power transfer, making it an ideal solution for vessels that require maximum performance under heavy loads.

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Description

The NEW Advance 300 Heavy Duty Marine Gearbox 3.00:1 Reduction is a premium marine transmission engineered for superior durability, reliable power transfer, and outstanding performance in demanding marine environments. Designed for commercial fishing boats, workboats, passenger vessels, tugboats, and recreational craft, the Advance 300 delivers dependable operation and long-lasting service life.

With a 3.00:1 reduction ratio, this heavy-duty marine gearbox increases propeller torque while reducing output shaft speed, helping to improve vessel thrust, fuel efficiency, and low-speed maneuverability. Built with precision-engineered gears and high-strength marine-grade materials, the Advance 300 is ideal for continuous-duty marine applications where reliability and performance are essential.

Whether you’re replacing an existing marine transmission or upgrading your propulsion system, the Advance 300 Heavy Duty Marine Gearbox 3.00:1 Reduction is a trusted choice for professional marine operators and boat owners.


Key Features

  • Brand New Advance 300 Heavy Duty Marine Gearbox
  • 3.00:1 reduction ratio for increased propeller torque
  • Heavy-duty construction for commercial and recreational marine applications
  • Smooth forward, neutral, and reverse gear engagement
  • Precision-engineered gears for efficient power transmission
  • High torque capacity for continuous-duty operation
  • Corrosion-resistant marine-grade construction
  • Low maintenance design for long service life
  • Engineered for reliable performance in harsh marine environments

Specifications

  • Product Name: Advance 300 Marine Gearbox
  • Condition: New
  • Reduction Ratio: 3.00:1
  • Type: Heavy Duty Marine Transmission
  • Application: Marine Propulsion
  • Operation: Forward / Neutral / Reverse
  • Construction: Heavy-duty marine-grade materials

Ideal Applications

The Advance 300 Marine Gearbox 3.00:1 is suitable for:

  • Commercial fishing boats
  • Workboats
  • Tugboats
  • Passenger vessels
  • Cargo vessels
  • Inland waterway boats
  • Recreational boats
  • Marine engine replacement projects
  • Custom marine propulsion systems

Benefits

  • Maximizes propeller torque for improved propulsion
  • Enhances fuel efficiency through optimized gear reduction
  • Improves vessel control and low-speed maneuverability
  • Delivers smooth, dependable shifting performance
  • Reduces engine load during heavy-duty operation
  • Built for reliable, long-term service in demanding marine conditions

Why Choose the Advance 300 Marine Gearbox?

The Advance 300 Heavy Duty Marine Gearbox 3.00:1 Reduction is trusted by marine professionals for its robust construction, precision engineering, and dependable operation. The optimized 3.00:1 reduction ratio provides excellent thrust and efficient power transfer, making it an ideal solution for vessels that require maximum performance under heavy loads.

Designed to withstand harsh marine environments, this gearbox offers exceptional durability, reduced maintenance requirements, and reliable operation for commercial and recreational marine applications.

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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

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