Genuine OEM Hustler 604664 Deck Drive Pulley B-Section for FasTrak SD SDX

Hustler 604664 Deck Drive Pulley B-Section for FasTrak SD and SDX

This deck drive pulley is an aftermarket replacement identified by reference number 604664. It uses a B-section belt profile for deck drive applications on Hustler FasTrak SD and SDX mowers.

Product Details

• Reference Number: 604664
• Belt Section: B
• Application: Deck drive

Fitment & Compatibility

• Hustler FasTrak SD
• Hustler FasTrak SDX

Frequently Asked Questions

Q: What does the B-section designation mean? A: B-section refers to the pulley groove profile that matches B-section belts, which is a common V-belt size used in outdoor power equipment.

Q: How do I verify this pulley fits my machine? A: Check your complete mower model and the existing pulley's part number and groove dimensions to confirm the 604664 reference matches your application.

This is an aftermarket replacement part. Confirm fitment before purchase.