Twin Disc MG 509 Marine Transmission Parts - Ring Kit Section

Why Buy a Ring Kit for Your Twin Disc MG509 from Diesel Pro Power

The Twin Disc MG509 marine transmission is a robust and dependable gearbox designed for smooth, efficient power transfer in commercial and industrial marine applications. Over time, the internal sealing rings within the transmission are exposed to intense heat, pressure, and friction. These conditions can cause the rings to harden, crack, or lose their ability to maintain hydraulic pressure — resulting in oil leaks, clutch slippage, or reduced shifting performance. When that happens, replacing them with a premium-quality ring kit from Diesel Pro Power is the best way to restore your transmission’s performance and reliability.

Each Twin Disc MG509 ring kit available from Diesel Pro Power is designed to meet or exceed OEM specifications, ensuring an exact fit and long-lasting seal under continuous-duty marine operation. Manufactured from high-strength, heat-resistant materials, these rings maintain proper oil containment and pressure throughout the transmission, reducing wear on clutches and internal components while improving shift smoothness and efficiency.

Diesel Pro Power also offers a complete line of MG509 transmission parts, including seals, gasket sets, filters, bearings, and cooler components — all precision-engineered for compatibility and performance. With over 40,000 satisfied customers across 180 countries, Diesel Pro Power is recognized as the world’s most trusted source for marine transmission parts, combining premium quality with expert technical support and fast global delivery.

When you buy a ring kit for your Twin Disc MG509 from Diesel Pro Power, you’re choosing reliability, precision, and the long-term protection your marine transmission needs to perform flawlessly voyage after voyage.

Ring Set for Twin Disc Marine Gear MG509