ATP Parts Z-112 Automatic Transmission Flexplate

Overview of ATP Parts Z-112 Automatic Transmission Flexplate

The ATP Parts Z-112 automatic transmission flexplate is engineered for reliable performance in a range of Buick, Chevrolet, and GMC vehicles. Designed specifically for externally balanced engines, this flexplate ensures proper fitment and function in models such as the Chevrolet Camaro, Impala, and GMC K1500.

• Outside diameter: 14.125 inches
• Tooth quantity: 168 teeth
• Mounting hole diameter: 11.5 inches
• Diameter: 1.177 inches (358.775 mm)
• Compatible with pitch flywheels sized 12 to 14 inches
• Weight added for balance
• Not SFI approved and does not include SFI certification sticker

Detailed Product Description

The ATP Parts Z-112 flexplate is designed to meet the specifications required for automatic transmissions in select Buick, Chevrolet, and GMC vehicles. With an outside diameter of 14.125 inches and 168 teeth, it provides the necessary engagement for the starter motor and smooth power transfer from the engine to the transmission. The mounting hole diameter of 11.5 inches ensures secure attachment to the crankshaft flange. This flexplate is intended for use with externally balanced engines, which require precise weight distribution to maintain engine balance and reduce vibration. The inclusion of added weight helps maintain this balance during operation. It is compatible with pitch flywheels ranging from 12 to 14 inches, making it suitable for a variety of classic and modern vehicle models including the Chevrolet Bel Air, Camaro, and GMC K2500 Suburban.

Applications and Problem Solving

• Replaces worn or damaged flexplates in Buick, Chevrolet, and GMC automatic transmission vehicles
• Addresses issues with starter engagement due to missing or broken teeth
• Helps correct vibration problems caused by imbalanced flexplates in externally balanced engines
• Ensures proper mounting and alignment for smooth transmission operation
• Supports reliable torque transfer between engine and transmission

Installation Notes and Tips

• Verify compatibility with your vehicle’s make, model, and engine balance type before installation
• Inspect the crankshaft flange and starter ring gear for wear or damage prior to mounting the flexplate
• Use proper torque specifications when tightening mounting bolts to avoid warping
• Ensure the flexplate teeth align correctly with the starter motor gear for reliable starting
• Consult vehicle service manual for detailed installation procedures

Quality Assurance and Warranty

ATP Parts manufactures the Z-112 flexplate to meet industry standards for durability and fitment. While this flexplate is not SFI approved and does not include an SFI certification sticker, it is engineered to provide consistent performance in compatible Buick, Chevrolet, and GMC vehicles. Warranty coverage details should be confirmed with the original ATP Parts documentation or authorized distributors.