Will a Yamaha grizzly 600 4x4 front drive shaft fit a Yamaha 1998 big bear 350?

No, a Yamaha Grizzly 600 4x4 front drive shaft will not fit a 1998 Yamaha Big Bear 350. These models have different specifications and designs, and their drivetrain components are not interchangeable. It's essential to use parts that are specifically designed for your ATV model to ensure proper fit and function. Always consult a parts manual or a dealer for compatibility.