URO 11237564969 Engine Crankshaft Pulley

Overview of URO Engine Crankshaft Pulley for BMW Models

The URO Engine Crankshaft Pulley, part number 11237564969, is designed specifically for a range of BMW vehicles including the 128i, 325i, 328i, 330i, 525i, X3, X5, and Z4 models. Manufactured from durable La-c steel and finished in black, this pulley supports serpentine belt systems with a 5-groove design to ensure reliable engine performance.

• Material: La-c steel for strength and durability
• Color: Black finish for corrosion resistance
• Inside Diameter: 105.2 mm
• Outside Diameter: 169.9 mm
• Width: 31.5 mm
• Groove Quantity: 5 grooves compatible with serpentine belts
• Compatible with BMW models including 128i, 325i, 328i, 330i, 525i, X3, X5, and Z4
• Part Number: 11237564969

Technical Details and Compatibility

This crankshaft pulley is engineered to meet the specifications required by various BMW engines. The 5-groove serpentine belt design ensures proper belt alignment and tension, reducing slippage and wear. With an inside diameter of 105.2 mm and an outside diameter of 169.9 mm, it fits precisely on the crankshaft to maintain engine balance and accessory drive efficiency. The 31.5 mm width provides adequate surface area for belt contact, contributing to consistent power transmission.

Applications and Problem Resolution

This URO crankshaft pulley is used to drive essential engine accessories such as the alternator, power steering pump, and air conditioning compressor. It addresses several common issues including:

• Worn or damaged pulley grooves causing belt slippage
• Corroded or weakened pulley structure leading to imbalance
• Noise or vibration from a failing crankshaft pulley
• Misalignment affecting serpentine belt performance
• Replacement for OEM pulleys in BMW 128i, 325i, 328i, 330i, 525i, X3, X5, and Z4 models

Installation Notes and Tips

When installing the URO crankshaft pulley (part number 11237564969), ensure the crankshaft surface is clean and free of debris. Use proper torque specifications as outlined in the BMW service manual to avoid over-tightening or under-tightening. Since this pulley is not Woodruff key compatible, verify alignment carefully during installation. It is recommended to inspect the serpentine belt and related components for wear and replace them if necessary to maintain optimal performance.

Quality Assurance and Warranty

URO parts are manufactured to meet or exceed OEM standards, providing reliable fit and function for BMW vehicles. This crankshaft pulley undergoes rigorous quality control to ensure durability and performance. While specific warranty details may vary, URO typically offers coverage against manufacturing defects. Consult the product documentation or supplier for exact warranty terms related to part number 11237564969.