Husqvarna 503973801 Felling Dog (Bumper Spike) – OEM Genuine Part for 455, 455E Rancher & 460 Chainsaws
The Husqvarna 503973801 Felling Dog (Bumper Spike) is a genuine OEM replacement spike designed for the 455, 455E Rancher, and 460 chainsaws, providing secure, aggressive bite into wood for improved cutting stability, leverage, and control during felling and bucking operations. Built to factory specifications, it restores proper chain‑saw body support and enhances overall cutting performance.