QuadBoss 99-06 Polaris Trail Blazer 250 Crankshaft Bearing & Seal Kit

Koyo precision crank bearings. Double-lip seals with PTFE contact area tolerates dry start conditions with less crankshaft pin wear.

• Precision bearings help maintain proper crankshaft alignment and reduce vibration
• Direct-fit components designed for the Yamaha Blaster for reliable performance
• Complete kit with all crankshaft bearings and seals for one engine rebuild