01590400 Ariens Trunnion (Genuine OEM Part) The 01590400 Ariens Trunnion is a genuine OEM replacement component designed to provide precise linkage movement and dependable control operation in Ariens Sno-Thro snow blowers and Ariens lawn mowers. This trunnion plays a critical role in control and adjustment mechanisms, helping maintain accurate positioning, smooth motion, and consistent response during operation. Manufactured to Ariens factory specifications, the 01590400 trunnion is built from heavy-duty, wear-resistant metal to withstand vibration, load, and repeated use in demanding outdoor environments. Using a genuine OEM trunnion ensures proper fitment, correct function, and long-term reliability. Product Details Part Number: 01590400 Brand: Ariens Part Type: Trunnion Material: Heavy-duty, wear-resistant metal Condition: New, genuine OEM replacement Installation: Direct-fit OEM part Key Benefits Genuine Ariens OEM part for exact fit and performance Ensures smooth, controlled linkage movement Maintains accurate adjustment and control positioning Built to handle vibration and repeated use Helps restore proper control operation Designed for long service life Applications Ariens Sno-Thro snow blowers Ariens lawn mowers Control and adjustment linkage systems Replacing worn or damaged trunnions helps improve control accuracy, reduce mechanical play, and maintain safe, reliable equipment operation.