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This genuine OEM hub spring is designed to fit select models of chainsaws. The hub spring is responsible for providing the spring action that reacts to the pull starter. This generates the power that rotates the flywheel and helps engage the engine in the starting process. The spring becomes worn and extended with regular use. Since it is metal, it may also be subject to corrosion or other environmental damages. In either case, the hub spring should always be replaced promptly if it is found to be defective or damaged in any way. This genuine hub spring can be used for a variety of chainsaws from Poulan, Husqvarna, AYP, Sears/Craftsman, Roper, Poulan Pro, and Weed Eater. This item is sold as an individual unit. Springs are under pressure and can be dangerous to replace so always use caution. Allow the engine to cool before beginning repairs and always wear gloves for any kind of engine part repairs or replacements.
This idler spring is a genuine Husqvarna part, sold individually. This idler spring can be used as a replacement part or a lawn tractor. The purpose of the idler spring is to tighten and fasten the idler pulley so its placement on the belt is maintained through spring tension.The idler spring of a lawn mower or a lawn tractor might have to be replaced at some point within the standard lifespan of the appliance. The idler spring might be stripped because of general wear and tear from long-term use or after a direct impact with a hard object. If this occurs, the idler spring should be removed and replaced by this genuine OEM replacement part. Remember to always wear gloves when handling, repairing, and operating outdoor equipment. Always unplug the appliance before performing any kind of repair or replacement.This is an OEM part sourced directly from the manufacturer. It is sold individually. This idler spring is compatible with the following outdoor appliance brands: Husqvarna, Poulan, and Craftsman.