World Class T5 Top Cover O-Ring

World Class T5 Top Cover O-Ring

The T5 top cover to extension housing O-ring is a small but essential sealing component designed to prevent oil leaks between the gearbox top cover and extension housing. Specifically suited for T5 manual transmissions, this O-ring ensures a tight, reliable seal to maintain proper lubrication and protect internal components.

During a T5 rebuild or service, replacing worn or hardened O-rings is critical. A failing seal can lead to fluid loss, contamination, and reduced gearbox performance. This high-quality O-ring is manufactured from durable, oil-resistant material to withstand heat, pressure, and long-term exposure to transmission fluid.

Ideal for both street and performance applications, this O-ring helps maintain gearbox integrity under demanding conditions, including high RPM and track use. It’s a simple, cost-effective upgrade that plays a key role in preventing leaks and extending the life of your transmission.

Key Features:

• Suits T5 top cover to extension housing seal
• Prevents transmission fluid leaks
• Oil and heat-resistant material
• Precision fit for easy installation
• Ideal for rebuilds, servicing, and performance use

If you’re rebuilding or maintaining a T5 gearbox, this O-ring is a must-replace item to ensure a clean, leak-free transmission and reliable operation.