490J4 - Poly Rib J Belt, 49in EL-4 Rib

Poly J belts (also known as J‐section Poly‐V belts) deliver exceptional performance in high‐speed, high‐efficiency drive systems. Designed with multiple longitudinal ribs, they combine the flexibility of a flat belt with the gripping power of a V‐belt, maximizing surface contact for smooth, reliable torque transfer. Built to handle demanding industrial, automotive, and appliance applications, these belts offer impressive power density while running quietly and efficiently. Their ability to operate on small pulley diameters makes them ideal for compact drive layouts without sacrificing performance. Constructed from durable, heat and oil resistant materials, Poly J belts minimize vibration, reduce maintenance needs, and ensure long service life, even in continuous‐duty environments.

• High-performance Poly V-Belt engineered for efficient power transmission
• Delivers high torque, strong flexibility, & excellent efficiency
• Offers superior grip with reduced slippage
• Designed to absorb vibration and shock for smoother operation
• Ani-static, Oil & Heat Resistant