ATP Parts Z-429 Automatic Transmission Flexplate

ATP Parts Z-429 Flexplate for Toyota

The ATP Parts Z-429 is an automatic transmission flexplate built for Toyota applications that use a 115-tooth ring gear and an 11.625-inch outside diameter. It connects the engine to the torque converter and provides the starter ring gear engagement needed for reliable cranking. For Toyota Tacoma, 4Runner, T100, and Previa applications, this flexplate is made to match the original bolt pattern and tooth count.

Key Features

• Part number: Z-429
• Automatic transmission flexplate for Toyota applications
• 115 teeth with 11.625-inch outside diameter
• 9.25-inch mounting hole diameter
• 0.969-inch center diameter
• High-quality steel construction
• Weight added design
• OE-style bolt hole spacing and ring gear tooth layout

Detailed Description

ATP Parts Z-429 is a replacement flexplate for automatic transmission vehicles where the flexplate links the engine and transmission assembly and carries the starter ring gear. This part is built with the correct 115-tooth count, 11.625-inch outside diameter, and 10-pitch flywheel specification to match the listed Toyota fitments. It is a direct replacement choice for Toyota Tacoma, Toyota 4Runner, Toyota T100, and Toyota Previa applications that require this configuration. The Z-429 is also referenced under cross numbers such as Pioneer Automotive Industries FRA-462 and AMS Automotive 4593 for the same application.

What It Helps Address

• Cracked flexplate from repeated engine and torque converter movement
• Sheared or damaged ring gear teeth that affect starter engagement
• Noise or vibration caused by a worn flexplate
• Starting problems related to flexplate damage
• Expensive drivetrain damage caused by a broken flexplate

Installation Notes and Tips

• Verify 115 teeth and 11.625-inch outside diameter before installation.
• Confirm the vehicle uses the listed Toyota automatic transmission application.
• Inspect the torque converter, starter drive, and mounting surfaces during replacement.
• Replace a damaged flexplate rather than attempting repair.
• Follow factory service procedures for torque specifications and alignment.

Quality Assurance

ATP Parts builds this flexplate from high-quality steel with OE-style bolt spacing and ring gear tooth geometry to support proper fit and long service life. The part is not SFI approved and does not include an SFI certification sticker.