Description

When your Polaris LX 600 snowmobile starts showing signs of bottom-end wear, the symptoms can be subtle at first—vibration in the tunnel, slight oil seepage at the case, or less smooth throttle transitions. These issues often point to crankshaft wear or compromised seals. This Complete Bottom End Rebuild Kit gives you the essential parts to refresh the foundation of your engine.

Included in the kit are a direct-replacement crankshaft, a comprehensive gasket kit with oil seals, and the correct water-pump mechanical seal. Together, these components rebuild the lower internals, restore alignment, and reduce internal leaks. Riders comparing rebuild levels often look at our LX 600 Top End Rebuild Kit when planning a complete service.

Each part is engineered for winter conditions and extended trail use. Snowmobile riders who demand consistent performance know that investing in the bottom end ensures long-term reliability. For tools, specs or fitment guidance, visit our FAQ page.

All kits come with our 1-year, no-questions-asked warranty—review the full terms in our warranty policy. If you’re new to purchasing online, our Help Center walks through shipping and rebuild setup. For direct help, reach out through our contact page. You can also explore engine and snowmobile tips on our blog.

THIS KIT INCLUDES

• (1) Direct Replacement Crankshaft — Replaces OEM #: 2203580
• (1) Complete Gasket Kit (includes oil seals) — Replaces OEM
• (1) Water Pump Mechanical Seal — Replaces OEM

FITMENT

• 2007 Polaris HO LX Cleanfire 600
• 2008–2011 Polaris LX 600

Order your bottom-end rebuild kit now and restore strong, dependable performance to your Polaris LX 600 snowmobile. Veterans and active servicemembers can also ask about the discounts we proudly offer.