The Poulan 579665204 Chassis Assembly provides the main structural support for compatible Poulan lawn mower applications. This chassis assembly supports the mower's engine, deck, wheels, and related components, helping maintain proper alignment and stability during operation. It is a practical replacement for a bent, cracked, damaged, or worn chassis that may affect equipment structur... https://www.wholetoolbox.com/poulan-579665204-chassis-assembly/579665204.html