Vaico V20-3119 Engine Crankshaft Pulley

BMW Engine Crankshaft Pulley

The Vaico VAICO V20-3119 engine crankshaft pulley is an OE-style replacement for select BMW V8 applications. It is specified with a 173 mm belt pulley diameter, 37 mm inner diameter, and 73 mm height for accurate engine accessory drive fitment.

Key Features

• Engine crankshaft pulley for BMW V8 engine applications
• 173 mm belt pulley diameter for accessory drive alignment
• 37 mm inner diameter and 73 mm height
• 175 mm overall length and 175 mm width
• Weight: 3.158 kg
• VAICO V20-3119 for direct-reference ordering

Detailed Description

Built for the engine accessory drive system, this crankshaft pulley is listed for BMW 550i, 650i, 750i, 750Li, X5, 545i, 645Ci, 745i, and 745Li applications across model years 2002 through 2010. The pulley dimensions are provided to support correct alignment and replacement of the harmonic balancer assembly where specified. VAICO V20-3119 is a practical choice when replacing a worn or damaged crankshaft pulley on select BMW 550i and BMW X5 vehicles, as well as other listed BMW V8 models.

VAICO’s VAICO line is used for aftermarket replacement parts that follow application-specific OE references. This part cross-references OE numbers 11237568345 and 11231439683 for the same application.

What It Helps Address

• Engine vibration caused by a worn harmonic balancer or pulley assembly
• Belt tracking issues from pulley wear or dimensional mismatch
• Accessory drive noise related to crankshaft pulley deterioration
• Cracked, warped, or out-of-round pulley surfaces
• Replacement needs after OE part number 11237568345 failure

Installation Notes and Tips

Verify the pulley dimensions against the removed part before installation, especially the 173 mm belt pulley diameter and 37 mm inner diameter. Confirm vehicle application by model year and OE reference before ordering. Because this part is listed with harmonic balancer inclusion in the fitment notes, inspect the surrounding accessory drive components and mounting surfaces during service.

Quality Assurance

VAICO V20-3119 is an aftermarket engine crankshaft pulley built to match the listed BMW applications and OE reference data. Use the fitment notes and OE cross-reference information to confirm correct selection for your vehicle.