ZF Marine Transmissions are renowned for their reliability and performance in the maritime industry. These transmissions, including the popular ZF 25A and ZF Hurth Marine models, play a vital role in various boat types. ZF Marine gearboxes ensure smooth power transfer from the engine to the propeller, contributing to a seamless and efficient boating experience. Whether for propulsion or maneuvering, ZF Marine transmissions are trusted by boat owners and operators worldwide for their durability and precision.
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1-2 weeks delivery time The ZF 634303192 is a 50×60×5 mm O-Ring (70016) made from NBR or Viton for marine gearboxes and hydraulic systems. It resists up to 1.0 MPa pressure and temperatures from -40°C to +150°C. Ensures reliable sealing in corrosive and high-temperature environments.
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$ 2.14
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1-2 weeks delivery time The ZF 634303718 Oil Seal (70002) is an 80×100×12 mm shaft seal designed for ZF SD10 marine propulsion systems. Made from NBR, it resists oils, saltwater, and high temperatures up to +130°C. Rated for 1.2 MPa pressure. Ensures reliable sealing and protection in harsh marine environments.
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$ 14.59
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1-2 weeks delivery time The ZF 634303746 O-Ring (2087) is a 72×82×10 mm Buna-N (NBR) seal for ZF marine transmissions. Withstands -40°C to +120°C and pressures up to 20 bar. Resistant to oils, fuels, and saltwater. Ensures leak-free performance in harsh marine environments.
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$ 1.07
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1-2 weeks delivery time The ZF 634303814 O-Ring (2062) is a 55×65×6 mm sealing ring made from NBR or FKM. Rated for 80 bar and temperatures from -40°C to +200°C. Suitable for marine engines, gearboxes, and hydraulics. Ideal for static and dynamic sealing in harsh environments.
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$ 1.07
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1-2 weeks delivery time The ZF 634304106 O-Ring (3425 NBR70) is a 34×42×4 mm sealing ring made of NBR 70 Shore A. Designed for gearboxes, pumps, and engines. Withstands up to 1.5 MPa and temperatures from -40°C to +120°C. Ideal for oils, fuels, and hydraulic fluids.
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$ 10.11
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1-2 weeks delivery time The ZF 634304401 Seal is a 50×75×8 mm elastomeric shaft seal for ZF marine transmissions. Withstands up to 30 bar pressure and -40°C to +120°C temperatures. Resistant to oils, fuels, and saltwater. Compatible with ZF 63, 85, 220 series.
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$ 5.57
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1-2 weeks delivery time The ZF 634304410 O-Ring is a 35×45×5 mm NBR seal with 70 Shore A hardness. Withstands temperatures from -40°C to +120°C and pressures up to 1.2 MPa. Suitable for oils, fuels, and hydraulic fluids. Ideal for gearboxes, pumps, and marine engines.
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$ 2.40
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1-2 weeks delivery time The ZF 634304688 O-Ring is a 48×68×6 mm elastomer seal with 70 Shore A hardness. Withstands -40°C to +150°C and up to 30 bar pressure. Compatible with oils, fuels, and saltwater. Ideal for ZF marine transmission systems.
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$ 8.50
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1-2 weeks delivery time The ZF 634306204 O-Ring is a 22×32×3.5 mm seal made of NBR or FKM with 70 Shore A hardness. Rated for -40°C to +150°C and up to 60 bar pressure. Ideal for dipsticks, gearboxes, and hydraulic systems in marine and industrial use.
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$ 1.07
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1-2 weeks delivery time The ZF 634306252 O-Ring is a 45×55×5 mm sealing ring made of NBR with 70 Shore A hardness. Designed for temperatures from -40°C to +120°C and pressures up to 1.5 MPa. Ideal for gearboxes, pumps, and hydraulic systems in marine, industrial, and automotive applications.
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$ 2.40
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1-2 weeks delivery time The ZF 634311025 Sealing Ring is an 80×100×10 mm rotary shaft seal designed for high-pressure and high-temperature applications. Made from NBR or FKM, it resists oils, fuels, and chemicals. Operates in -40°C to +180°C and up to 70 bar pressure. Ideal for gearboxes, pumps, and marine hydraulics.
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$ 36.10
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1-2 weeks delivery time The ZF 634311026 Sealing Ring is a 55×70×6 mm lip seal made of NBR for use in high-pressure systems. Withstands up to 5.0 MPa and temperatures from -40°C to +200°C. Suitable for gearboxes, pumps, and marine propulsion units. Easy press-fit design ensures reliable fluid retention.
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$ 36.10
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1-2 weeks delivery time The ZF 634313219 is a 94.5×102×4 mm O-Ring made of Viton (FKM), suitable for ZF marine transmissions and hydraulic systems. Withstands up to 150 bar and temperatures from -20°C to +200°C. Offers excellent resistance to oils, fuels, saltwater, and UV exposure. Designed for dynamic and static sealing applications.
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Our managers will contact you and clarify the terms of the order
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1-2 weeks delivery time The ZF 634319110 is a 50×70×12 mm radial oil seal made from Nitrile Butadiene Rubber (NBR), suitable for ZF marine transmissions and hydraulic systems. Designed for pressures up to 20 bar and temperatures from -30°C to +120°C. Provides reliable sealing against oils, lubricants, and environmental contaminants.
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$ 106.71
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1-2 weeks delivery time The ZF 634319111 is a 100×120×10 mm rotary shaft oil seal made from high-performance elastomer, designed for ZF marine gearboxes and hydraulic systems. Withstands up to 50 bar and -40°C to +180°C. Provides excellent sealing against oils, fuels, and water in high-stress environments.
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$ 15.68
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1-2 weeks delivery time The ZF 634402174 is an 85×110×10 mm high-performance R-Ring seal for marine gearboxes and hydraulic systems. Made of oil- and saltwater-resistant elastomer, it handles pressures up to 70 bar and temperatures from -40°C to +200°C. Designed for long-lasting leak-free sealing in harsh environments.
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$ 27.36
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1-2 weeks delivery time The ZF 634402177 is a 150x3.5 mm sealing ring made of durable elastomer for use in hydraulic, marine, and industrial systems. Withstands up to 20 MPa and temperatures from -40°C to +150°C. Provides reliable leak prevention, contamination protection, and extended service life.
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$ 73.25
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1-2 weeks delivery time The ZF 634402178 is a 95x105x2.5 mm inner clutch piston ring made from a wear-resistant alloy for ZF marine transmissions. Ensures optimal hydraulic pressure retention, smooth clutch engagement, and long service life under high-temperature and high-load conditions.
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$ 97.95
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1-2 weeks delivery time The ZF 634402179 is a 62x80x4 mm R-Ring made of high-performance elastomer for marine and hydraulic systems. Withstands up to 100 bar and temperatures from -40°C to +220°C. Ideal for sealing in transmissions, pumps, and gearboxes.
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$ 92.90
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1-2 weeks delivery time The ZF 634402181 is an outer clutch piston ring made of elastomer with metal reinforcement. Withstands up to 30 MPa and 200°C. Designed for automotive, marine, and industrial clutch systems. Rated for over 500,000 cycles.
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$ 40.07
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In what types of marine vessels are ZF Marine Transmissions commonly found?
ZF 25A transmissions from ZF Marine are commonly used in a variety of marine vehicles, including sailboats, smaller pleasure craft, and some commercial vessels. These transmissions are known for their durability, making them suitable for both recreational and light-duty commercial applications. ZF 25A transmissions are often chosen for their reliability and efficient performance, making them a popular choice among boat owners and operators.
ZF 25A transmissions are designed to meet the diverse needs of marine vessels, with applications ranging from sailboats to smaller pleasure craft and even some commercial boats. These marine transmissions are equipped with advanced features like responsive control systems, ensuring smooth operation and optimized performance across a wide variety of marine environments. Whether it's for luxury yachts, fishing boats, or patrol vessels, ZF transmissions offer reliability, durability, and ease of maintenance, backed by a comprehensive warranty and expert support from authorized dealers like Seaboard Marine. With their innovative driveline technology and commitment to sustainability, ZF transmissions are a trusted choice for boat owners seeking clean and efficient propulsion solutions for their vessels.
What specific benefits do ZF Marine Propulsion Systems offer to boat efficiency operators?
ZF Marine gearboxes offer several specific benefits to boat operators. They are known for their robust construction and reliability, ensuring smooth and efficient power transmission in marine applications. Additionally, ZF Marine provides a range of gearbox spares and repair services, making it easier for operators to maintain and extend the lifespan of their marine transmissions, such as the popular ZF 25A and Hurth marine gearboxes. This comprehensive support contributes to the overall satisfaction and performance of boat operators using ZF Marine products.
ZF Marine gearboxes are designed to meet the diverse needs of boat operators, offering a wide portfolio of transmission options tailored to various vessel types and applications. Whether it's for superyachts, patrol boats, or fishing vessels, ZF transmissions provide intelligent solutions to optimize fuel consumption and horsepower delivery, ensuring clean and sustainable propulsion. With a comprehensive inventory of ZF marine gear series transmissions, operators can easily select the right gearbox to replace or upgrade their existing systems, supported by our expert customer service and maintenance expertise. From aluminum housings to electronic clutch systems, ZF transmissions offer a sophisticated blend of durability, efficiency, and ease of maintenance, making them the preferred choice for boat operators worldwide.
What maintenance and repair considerations are associated with ZF Marine Transmissions?
Maintenance and repair considerations for ZF Marine gearboxes are essential for ensuring their longevity and optimal performance. Regular maintenance, including fluid changes and inspections, is crucial to prevent wear and tear. In case of any issues, boat operators can rely on ZF gearbox spares and repair services to address and rectify problems promptly, whether it's related to the ZF 25A, Hurth marine gearboxes, or other ZF Marine transmissions. These measures help maintain the reliability and efficiency of ZF Marine gearboxes in various marine applications.
ZF transmissions are designed with durability and reliability in mind, but they still require careful attention to maintenance details. Boat operators should maintain a comprehensive list of service points, ensuring that regular checks and oil cooler inspections are performed to prevent overheating and bearing wear. Whether it's for a superyacht with high-performance demands or trolling applications requiring precise control, ZF transmissions offer availability and support through their network of service points and suppliers, ensuring smooth operation even in challenging conditions. Additionally, surface drives equipped with ZF transmissions benefit from the same level of expertise and service, contributing to their longevity and performance on the water.