Pinion Gauge Plate - Kent-Moore

The Kent-Moore J-21777-29 Pinion Gauge Plate is a specialized, precision-machined tool engineered for accurately setting the pinion in 8.5 and 8.6 series axles. This professional-grade gauge plate is essential for ensuring correct gear mesh and optimal geartrain function, providing a reliable method for technicians to achieve precise differential adjustments.

Key Features

• Precision-Machined Construction: Manufactured to exacting tolerances, ensuring consistent accuracy for critical pinion depth measurements.
• Integrated Pilot: Designed to pilot directly on the rear bearing, establishing a stable and repeatable reference point for measurement.
• Dial Indicator Contact Surface: Serves as a precise contact surface for a dial indicator, facilitating accurate readings during pinion setting procedures.
• Durable Design: Constructed from robust materials for extended service life in demanding workshop environments.

Applications

The J-21777-29 Pinion Gauge Plate is specifically utilized by automotive and industrial technicians for differential service and overhaul on vehicles equipped with 8.5 and 8.6 axles. This includes applications such as the Buick Rainier, where accurate pinion setting is crucial for preventing premature wear and maintaining driveline efficiency. Proper use of this tool helps in achieving the correct pinion depth, which is vital for the longevity and smooth operation of the differential assembly.