Product Description

The Rainbow & Rexair ball bearing Star 2870 is an OEM replacement component designed for Rainbow and Rexair portable and central vacuum systems. This precision ball bearing supports critical rotating assemblies and ensures smooth, quiet operation of the motor and fan systems. Part number Star 2870 is the factory-specified bearing for compatible Rainbow and Rexair models.

This is a genuine OEM part manufactured to Rainbow and Rexair specifications, ensuring proper fit and long-term reliability. Ball bearings are subject to normal wear during vacuum operation and should be replaced during routine maintenance to prevent motor strain and extend system lifespan.

Compatible with Rainbow and Rexair portable vacuum systems and central vacuum units that utilize the Star 2870 bearing assembly.

Swiss Boy Vacuum is an authorized Rainbow and Rexair dealer serving the Wasatch Front since 1963. Located in Bountiful, Utah, we stock genuine OEM parts and provide expert installation and service. Call 801-298-3656 for compatibility verification or to order.

Why Choose This Product?

• Genuine OEM part manufactured to Rainbow and Rexair factory specifications
• Ensures smooth, quiet motor and fan operation
• Precision ball bearing construction for extended service life
• Essential maintenance component for preventive care
• Direct replacement for Star 2870 bearing assemblies
• In-stock at Swiss Boy Vacuum with same-day local availability in Bountiful, Utah

Specifications

• Brand: Rainbow / Rexair
• Part Number: Star 2870
• Product Type: Ball Bearing Assembly
• Compatible Brands: Rainbow, Rexair

Compatibility

• Rainbow and Rexair: Systems using Star 2870 bearing assembly

Use Case

This ball bearing is essential for owners of Rainbow and Rexair vacuum systems performing routine maintenance or addressing wear in the motor and fan assemblies. If your Rainbow or Rexair vacuum is making unusual noise, grinding sounds, or showing signs of decreased suction power, worn bearings may be the culprit. Replacing the ball bearing prevents further motor damage and restores smooth, efficient operation. Professional technicians and DIY maintainers rely on genuine OEM Star 2870 bearings to ensure their Rainbow and Rexair systems continue performing at peak efficiency.