Revitalize your lawn care routine with our premium Brake Arm Spring, designed specifically for 42" mower decks. This essential component, measuring 2.5 inches in length and featuring a 0.5-inch diameter, ensures optimal performance and reliability for your lawn tractor. Engineered to replace part numbers 131335, 184907, 131845, and 179748, this spring is a must-have for maintaining the functionality of your mower.The Brake Arm Spring plays a crucial role in the operation of your mower, effectively pulling the blade brake to the mandrel pulley. This action allows for the smooth disengagement of the mower deck, ensuring that the blades stop promptly when needed. Whether you're tackling a small yard or a sprawling landscape, this spring guarantees that your mower operates safely and efficiently.Compatible with a wide range of models, including popular brands like Ryobi and Husqvarna, our Brake Arm Spring is perfect for various lawn tractors. It fits models such as the Ryobi HDK19H42 and Husqvarna LTH series, among others. This versatility makes it an ideal choice for both professional landscapers and DIY enthusiasts looking to keep their equipment in top shape.Crafted from durable materials, this spring is built to withstand the rigors of regular use, providing long-lasting performance. With easy installation, you can quickly replace your old or worn-out spring and get back to mowing in no time. Donβt let a faulty spring hinder your lawn care efforts. Invest in our reliable Brake Arm Spring today and experience the difference in your mowing efficiency!