Natural 520x80 O-Ring Chain & 11/42 Sprockets for Polaris Trail Boss 325 2000

Natural 520x80 O-Ring Chain & 11/42 Sprockets for Polaris

This chain and sprocket set is a direct replacement for the Polaris Trail Boss 325 2000, featuring a 520x80 O-ring chain and 11/42 tooth sprockets.

Overview

This 520x80 O-ring chain and sprocket kit is designed to restore drivetrain performance on the Polaris Trail Boss 325. The 11-tooth front and 42-tooth rear sprockets work with the 80-link O-ring chain to deliver reliable power transfer. Ideal for trail riding and utility use, this set ensures smooth operation and long service life.

Built For Performance

• O-ring chain construction seals lubricant between pins for reduced friction
• 520 pitch chain provides strength for mid-size ATV applications
• Heat-treated sprockets resist wear from mud and debris
• Precision-machined teeth ensure a tight fit with minimal chain slap
• Includes both front and rear sprockets plus chain for complete replacement

Fits These Machines

• for Polaris Trail Boss 325 (2000)

On-The-Job Use

• Trail riding on rough terrain requiring reliable chain tension
• Utility work such as hauling or plowing where consistent torque is needed
• Replacement of worn drivetrain components on older ATVs
• Seasonal maintenance to restore original performance

Specs At A Glance

Good To Know

Q: Will this chain and sprocket set fit other Polaris models? A: This set is specifically designed for the 2000 Polaris Trail Boss 325; other models may require different tooth counts or chain lengths.

Q: How often should I replace the chain and sprockets? A: Replace when you notice excessive chain slack, uneven wear, or teeth that look hooked or pointed, typically every 1,000-2,000 miles of aggressive riding.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.