Pioneer Cables DA-3506 Engine Harmonic Balancer

Reliable Engine Harmonic Balancer for GM Trucks and SUVs

The Pioneer Cables DA-3506 engine harmonic balancer is designed to provide precise balance and vibration dampening for select Cadillac, Chevrolet, and GMC vehicles. Engineered as a standard replacement, this balancer supports the smooth operation of your engine’s rotating assembly.

• Inside diameter options: 1.25 inches and 32 millimeters
• Outside diameter options: 203 millimeters and 8 inches
• Depth measurements: 2.25 inches and 57 millimeters
• Three pulley grooves compatible with flat drive belts
• Three mounting holes for secure installation
• Standard replacement grade for reliable performance

About the OE Replacement Balancer Product Line

The OE Replacement Balancer line by Pioneer Cables focuses on delivering direct-fit harmonic balancers that meet original equipment specifications. This ensures compatibility and performance consistency for engine components in various GM trucks and SUVs. The DA-3506 model is part of this line, providing a dependable solution for restoring engine balance and reducing vibration.

Detailed Product Description

The DA-3506 engine harmonic balancer is crafted to match the exact dimensions required for proper fitment on multiple GM models, including Cadillac Escalade, Chevrolet Silverado 2500, and GMC Yukon. With an inside diameter of 1.25 inches (32 mm) and an outside diameter of 203 mm (8 inches), it accommodates flat drive belts across three pulley grooves. The balancer’s depth of 2.25 inches (57 mm) and three mounting holes ensure a secure and precise installation. This component plays a critical role in minimizing torsional vibrations from the crankshaft, protecting engine components from premature wear.

Compatible Vehicles and Common Applications

• Cadillac Escalade and Suburban models
• Chevrolet C1500, C2500, C3500, Silverado 2500, Suburban 1500, Tahoe
• GMC K1500, K2500, K3500, Yukon, Savana 1500/2500/3500, Express 1500/2500/3500, P30, P3500
• Addresses issues such as crankshaft vibration, pulley misalignment, and engine noise
• Helps prevent premature wear on belts and engine accessories

Installation Notes and Tips

Ensure the engine is cool before beginning installation. Verify the balancer’s inside and outside diameters match your vehicle’s specifications. Use proper torque settings on the three mounting holes to secure the balancer firmly. Since bolt and washer hardware are not included, retain original fasteners or source appropriate replacements. Proper alignment of the pulley grooves with the flat drive belts is essential for optimal performance.

Quality Assurance and Warranty

The Pioneer Cables DA-3506 harmonic balancer is manufactured to meet standard replacement grade requirements, ensuring durability and consistent performance. While specific warranty details are not provided, the OE Replacement Balancer line is designed to meet or exceed OEM standards for fit and function, supporting reliable engine operation in compatible Cadillac, Chevrolet, and GMC vehicles.