QuadBoss Polaris 300 2x4/4x4/Big Boss 300/Trail BossXplorer/Xpress 300 Crankshaft Bearing/Seal Kit
- Ships next business day
- 30-day hassle-free returns
- Call us: 541-668-7503
- Secure checkout — Pay in 4 available
Koyo precision crank bearings. Double-lip seals with PTFE contact area tolerates dry start conditions with less crankshaft pin wear.
✓ Fits
- Polaris 300 2x4 1994-1995
- Polaris 300 4x4 1994-1995
- Polaris Big Boss 300 6x6 1994
- Polaris Trail Boss 250 1995
- Polaris Xplorer 300 4x4 1996-1999
- Polaris Xpress 300 1996-1999
✓ Features
- 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
✓ What's Included
- (1) QuadBoss Engine Crankshaft Bearing & Seal Kit
✓ Specs
- Brand: QuadBoss
- Manufacturer part #: 414074
- Condition: New
- Shipping weight: 1.5 lb
Ships fast from DuneGoonShop!
📦 Shipping Information
In-stock items ship next business day. ModQuad parts dispatch Monday through Thursday.
Made-to-order and custom powder coat items show their lead time at the top of this page, right next to the truck icon. These are built fresh for you, so timing varies by brand and current backlog.
Need something by a specific date? Call us at 541-668-7503 before ordering and we will check stock and ETA on that exact part. We can often point you to an in-stock alternative from another distributor.
Questions? Contact us, we respond within 24 hours.
