Keep your Yamaha Grizzly 660's front axle protected with this CV boot replacement kit from Caltric. It's designed for 2003-2008 Grizzly 660 4x4 ATVs and includes both inner and outer CV boots. The kit matches OEM part numbers like 4S1-2530X-00-00 and others, ensuring a proper fit. These boots are crucial for keeping dirt and moisture out of the CV joints, which prevents costly axle repairs down the line. The kit is brand new and comes with a 3-month manufacturer warranty. Note the California Prop 65 warning. Installation requires some mechanical skill – you'll need to remove the axle, replace the torn boot, repack the joint with grease, and reassemble. Perfect for ATV owners, mechanics, or off-road enthusiasts doing regular maintenance. Keep your Grizzly's drivetrain clean and functional with this essential protective kit.