The John Deere AT29665 Isolator Sandwich Mount Flex-Bolt is a vibration-damping engine-to-frame mounting component for John Deere 644-series engines. It is compatible with 644, 644A, 644B, and 644C models and features a Flex-Bolt within the sandwich-mount design. This assembly serves as the engine mount, helping secure the engine and isolate motion through the mounting system.
