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Guaranteed Fitment
Always the correct part
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Upgrade your Polaris Sport 400L or Big Boss 400L with the ALL BALLS Crankshaft Bearing and Seal Kit, Part 24-1087, designed for optimal performance and durability. This comprehensive kit includes precision Japanese crank bearings from Koyo and Nachi, ensuring smooth operation and reliable support for your engine’s crankshaft. The bearings are engineered to withstand rigorous riding conditions, providing long-lasting performance. The kit also features high-quality crankshaft seals with a carbon/fluorocarbon pad on the seal lip and stainless steel garter springs, which effectively prevent oil leaks and maintain proper sealing under high pressure. These components work together to reduce startup friction, enhancing dry start performance and decreasing crank pin wear, which prolongs engine life and maintains efficiency. The kit’s design ensures compatibility with various Polaris models from 1994 through 1999, including the 6x6 variants, making it a versatile choice for restoration or maintenance projects. Proper installation of these parts can significantly improve engine responsiveness, reduce wear, and extend the lifespan of your ATV’s engine. Whether you're restoring an older model or performing routine maintenance, this kit offers high-quality components that meet or exceed OEM specifications, ensuring your Polaris ATV remains reliable on the trail or the job site.
Features:
- Includes Koyo and Nachi precision Japanese crank bearings for reliability
- Crankshaft seals feature a carbon/fluorocarbon pad on the seal lip for enhanced sealing
- Stainless steel garter springs provide durability and consistent performance
- Reduces startup friction to improve dry start performance
- Designed to minimize crank pin wear and extend engine lifespan
Fitment
Polaris 400L 2X4 1994
Polaris 400L 2X4 1995
Polaris 400L 4X4 1994
Polaris Big Boss 400L 6X6 1994
Polaris Big Boss 400L 6X6 1995
Polaris Big Boss 400L 6X6 1996
Polaris Big Boss 400L 6X6 1997
Polaris Scrambler 400 2X4 2000
Polaris Scrambler 400 2X4 2001
Polaris Scrambler 400 2X4 2002
Polaris Scrambler 400 4X4 1995
Polaris Scrambler 400 4X4 1996
Polaris Scrambler 400 4X4 1997
Polaris Scrambler 400 4X4 1998
Polaris Scrambler 400 4X4 1999
Polaris Scrambler 400 4X4 2000
Polaris Scrambler 400 4X4 2001
Polaris Scrambler 400 4X4 2002
Polaris Sport 400L 1994
Polaris Sport 400L 1995
Polaris Sport 400L 1996
Polaris Sport 400L 1997
Polaris Sport 400L 1998
Polaris Sport 400L 1999
Polaris Sportsman 400 4X4 1994
Polaris Sportsman 400 4X4 1995
Polaris Sportsman 400 4X4 1996
Polaris Sportsman 400L 4x4 1997
Polaris Trail Blazer 400 2003
Polaris Xplorer 400 4X4 1995
Polaris Xplorer 400 4X4 1996
Polaris Xplorer 400 4X4 1997
Polaris Xplorer 400 4X4 1998
Polaris Xplorer 400 4X4 1999
Polaris Xplorer 400 4X4 2000
Polaris Xplorer 400 4X4 2001
Polaris Xplorer 400L 2002
Polaris Xpress 400L 1996
Polaris Xpress 400L 1997