The 2PCS Lawn Mower Deck Brake Assembly, specifically designed for models 1040, 1042, 1045, and 1046M, is a perfect replacement for the worn-out 983-04511 and 983-04525 parts. Offering a safety braking system upgrade, this robust metal construction ensures enhanced security and reliability. The new deck brake assembly brings peace of mind to your lawn maintenance routine, preventing accidents and making your work more efficient. Invest in this durable and trustworthy product to keep your lawnmower in top condition.