INA ZG-9-5100 Engine Timing Chain Tensioner

INA Timing Chain Tensioner for Toyota Applications

INA ZG-9-5100 is an engine timing chain tensioner for select Toyota 4Runner, Pickup, and Celica models. It is built to OE-level material and hardness standards for timing chain guide and tensioner service.

Key Features

• Engine timing chain tensioner for valve train service
• OE-quality construction from INA
• Plastic material formulated to match OEM PA66 and PA46 grade requirements
• Direct replacement for INA Global Number 552 0572 100
• Part number: ZG-9-5100

Fitment Details

• Fits 1984-1995 Toyota 4Runner, N/A; INA Global Number 552 0572 100; Tensioner
• Fits 1983-1995 Toyota Pickup, N/A; INA Global Number 552 0572 100; Tensioner
• Fits 1983-1985 Toyota Celica, N/A; INA Global Number 552 0572 100; Tensioner

What This Part Helps Address

• Timing chain slack
• Chain noise from worn tensioning components
• Inconsistent chain control in the valve train
• Wear-related replacement needs in high-mileage Toyota engines

Installation Notes

Verify engine application by year, model, and timing system before ordering. This part number, ZG-9-5100, cross-references INA Global Number 552 0572 100 for the same application. Professional installation is recommended for timing system service.

Quality Assurance

INA states that its timing chain guides are engineered to meet or exceed OE quality and performance targets, with plastic material matched to OEM PA66 and PA46 grade requirements for hardness and material consistency.