We Know Marine Transmissions

Transmissions and parts with fast and free shipping to the lower 48 US, plus low rates to Alaska and Hawaii.

Shop Gearboxes & Parts

Featured Categories & Brands

Best Sellers

Tools & Resources

SierraParts (SONAR)
An interactive parts catalog to find the right Sierra replacement part number. Search by part number, engine brand, year, model, or serial number.
ZF Selection Guide
Lookup transmission ratings and suitable models based on engine specs or model numbers.
Mercury Official Parts Catalog
Lookup parts and diagrams for Mercury and MerCruiser engines by engine serial number.
Volvo Penta Official Parts Catalog
Lookup parts and diagrams by engine make and model.

Guides & How-To

Exhaust Manifold Bolts and Torque Ratings
Use the right bolts and torque ratings for your next exhaust project.
Exhaust Manifold Identification
Learn how to ID your exhaust and find replacement parts.
Exhaust Manifold & Riser Installation Tips
Basic step-by-step guide and tips on replacing engine exhaust.
Hydraulic Hose Measuring Guide
Learn how to measure for BayStar and SeaStar hydraulic steering.
Mechanical Cable Measuring Guide
Learn how to measure for SeaStar/Teleflex cable steering.
Transmission Oil Change Guidelines
When to change your marine transmission fluid and what to use.

Fredwarner Marine & Outdoors

Supplying Mariners Worldwide Since 2003

We are a marine and recreational online store based in Washington State, USA, and have been in business since 2003. We stock all our products here in Washington at our warehouses, and ship same or next business day to over 170 countries.

We also operate eBay and Amazon storefronts, and provide the same high level of service and support there. We invite you to view our exceptional eBay feedback rating that we have maintained for over 18 years.

Top Rated Brands

We have a wide selection of quality products from major manufacturers including Airhead, Ancor, Blue Sea, Jabsco, Magma, Marinco, Sea-Dog, SeaStar, Sierra, ZF, and many more. Most of the products we sell are made in North America or Europe, and the country of origin/assembly is listed on every product page. We only sell new products, and every product comes with the manufacturer warranty.

Secure Payment

You can rely on our secure checkout powered by PayPal Checkout and Amazon Pay, free shipping to the contiguous US 48 states with no order minimum, and instant shipping rates to any destination!

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