Product Description

The Kirby Star KB39 bag slide and chain assembly is an essential component for Kirby G-Series direct-sale vacuums. This assembly connects the motor unit to the bag attachment mechanism, enabling proper bag positioning and debris collection. Part number Star KB39 is widely used across the Kirby G-Series lineup and provides a direct replacement when the original mechanism wears or breaks.

This assembly features durable construction designed to withstand the mechanical demands of frequent bag attachment and detachment cycles. The chain mechanism allows smooth, reliable operation of the bag slide function, ensuring the bag seats correctly during operation and releases cleanly during emptying.

Compatible Models: Kirby G4, G5, G6, G7, Sentria I, Sentria II, Avalir I, Avalir II. G-Series attachments and components remain largely cross-compatible, making this part suitable for most direct-sale Kirby models from this generation.

Swiss Boy Vacuum is an authorized Kirby dealer in Bountiful, Utah, serving the Wasatch Front since 1963. Call 801-298-3656 for assistance identifying the correct part for your Kirby model or to discuss installation options.

Why Choose This Product?

• Original Kirby part engineered for precise fit and function on G-Series models
• Cross-compatible with G4, G5, G6, G7, Sentria, and Avalir vacuum models
• Durable chain mechanism resists wear and maintains smooth bag slide operation
• Essential replacement when bag attachment mechanism fails or becomes sluggish
• Direct-sale Kirby specialist — Swiss Boy has served Utah vacuum owners for 60+ years

Specifications

• Brand: Kirby
• Part Number: Star KB39
• Category: Bag Slide and Chain Assembly
• Compatible Models: G4, G5, G6, G7, Sentria I & II, Avalir I & II

Compatibility

• Kirby Models: G4, G5, G6, G7, Sentria I, Sentria II, Avalir I, Avalir II

Use Case

This part is essential for anyone with a Kirby G-Series direct-sale vacuum experiencing difficulty with bag attachment or detachment. If your bag no longer slides smoothly, or if the chain shows visible damage or corrosion, replacement restores full functionality and prevents potential motor strain. Home owners and commercial users relying on Kirby durability will benefit from this genuine part to maintain their vacuum's performance and lifespan.