Dayco PB1733N Engine Harmonic Balancer

Dayco Premium OEM Replacement Balancer

The Dayco PB1733N engine harmonic balancer is a premium OEM replacement for select Mercedes-Benz V6 applications. It is built with a neutral counterweight balance, a cast iron outer ring, and integrated serpentine pulley construction to match the original engine accessory drive layout.

Compatible with Mercedes-Benz G550, GL450, GL550, GLK350, SL550, C350, E350, ML350, R350, S450, CLK350, SLK280, and SLK350 applications, this harmonic balancer includes timing marks for accurate engine service work. The Dayco Premium OEM Replacement Balancer line focuses on direct-fit replacement parts for vehicles that require OE-style dimensions and function.

• Part number PB1733N for select Mercedes-Benz engine applications
• Neutral balance design with no counterweight
• Cast iron outer ring for durable engine rotation support
• Single integrated serpentine pulley with 6 grooves
• Timing marks included for service alignment
• OE-style dimensions: 157.00 mm overall outside diameter, 82.30 mm overall width

Detailed Product Overview

The PB1733N harmonic balancer is used to damp crankshaft vibration while maintaining accessory drive alignment on compatible Mercedes-Benz engines. Its 1.260 in. crank bore, 1.770 in. nose outside diameter, and 3.241 in. overall width reflect the dimensional requirements of the original application. The 5.965 in. pulley diameter and 6-groove serpentine layout support the factory belt routing used on Mercedes-Benz C350, E350, ML350, R350, SL550, and related models. If you are replacing a worn Mercedes-Benz harmonic balancer, Dayco PB1733N provides the OE-style fit and timing reference needed for engine service.

Common Issues This Part Addresses

• Crankshaft vibration from a worn or separated balancer ring
• Belt tracking problems caused by pulley wear or misalignment
• Timing reference issues when the original marks are no longer readable
• Noise from a deteriorated harmonic balancer assembly
• Accessory drive instability on Mercedes-Benz V6 engines

Installation Notes and Tips

Verify crank bore, nose diameter, pulley groove count, and overall dimensions before installation. Transfer no hardware unless your vehicle-specific service procedure calls for it, since hardware is not included. Use the timing marks during engine setup and follow the factory service manual for torque values and installation sequence. Inspect the serpentine belt, tensioner, and adjacent pulleys at the same time to confirm the accessory drive system is in serviceable condition.

Quality Assurance

Dayco’s Premium OEM Replacement Balancer line is built for direct replacement use on the listed Mercedes-Benz applications. Part number PB1733N is specified for fitment across 2005-2015 Mercedes-Benz models, including G550, GL450, GL550, GLK350, SL550, C350, E350, ML350, R350, S450, CLK350, SLK280, and SLK350.