Thumper Fab's Polaris RZR 1000 EXTREME Front Winch Bumper is here to give you the toughest front winch bumper available. The Thumper Bumper has become known for its strength, design, and high-quality welds. We don't hide our welds! This is quality and strength you can see! With its 12,000-pound winch capacity, it's either you or the tree!