SPI SM-03188 Snowmobile Chain Case Bearing Kit CVT & Track Drive Shaft

The SPI SM-03188 Chain Case Bearing Kit is a direct-replacement snowmobile drivetrain component designed to service the chain case bearings at the CVT shaft and track drive shaft mounting locations. This kit provides everything needed to restore proper bearing function and eliminate play, noise, or roughness caused by worn chain case bearings.

SPI (Sports Parts Inc.) engineers each bearing kit to meet or exceed OEM specifications, using quality materials and precision manufacturing processes to ensure a reliable, long-lasting fit. The SM-03188 is a cost-effective alternative to dealer-sourced OEM components without sacrificing performance or durability.

Key Features:

• Replaces worn or damaged chain case bearings at the CVT shaft and track drive shaft
• Manufactured to meet or exceed OEM specifications
• Precision-fabricated using quality materials for long service life
• Designed as a direct OEM replacement for a straightforward installation
• Fits a wide range of snowmobile models — verify fitment by year, make, and model

Restore smooth, reliable drivetrain operation with the SPI SM-03188 Chain Case Bearing Kit — a trusted aftermarket solution from one of the powersports industry's leading replacement parts suppliers.