NTP PU315521RR1D Timing Belt Idler Pulley Bearing

The NTP PU315521RR1D is a precision-engineered timing belt idler pulley designed to maintain proper tension and alignment in engine timing belt systems. This idler bearing plays a critical role in ensuring smooth timing belt operation by guiding the belt along its path and preventing slack that could lead to timing issues or belt failure.

Key Features:

• Precision roller bearing design for smooth, low-friction operation
• Manufactured to OE specifications for reliable performance
• Constructed from high-quality materials for durability and long service life
• Helps maintain proper timing belt tension and alignment
• Designed for automotive timing belt applications

This timing belt idler is a critical component during timing belt service and should be replaced whenever the timing belt is replaced to ensure optimal engine performance and prevent premature belt wear. The idler bearing works in conjunction with tensioners and other timing components to keep the belt properly positioned throughout the engine's timing system.

OEM Cross-Reference: 14550RCAA01, 14550-RCA-A01