LiftMaster K17-50095 (Elite Q021) Gear Pulley

Replacement Gear Pulley for LiftMaster SL3000U Slide Gate Operators

The LiftMaster K17-50095, also known as Elite Q021, is a replacement gear pulley designed for use with LiftMaster SL3000U and SL3000UL slide gate operators. This high-quality pulley features a 2.5-inch outer diameter and a 5/8-inch bore, making it suitable for the drive system of compatible gate operators. Its durable construction ensures reliable power transmission and long-lasting performance in demanding commercial environments.

This pulley is designed to meet OEM specifications and includes a set screw for secure installation on the motor shaft. It is commonly used in older Elite and current LiftMaster-branded models. Be sure to verify the model and part number in your operator’s manual before purchasing.

Key Features

• OEM part number: K17-50095 (also known as Elite Q021)
• Outer Diameter: 2.5 inches
• Bore Size: 5/8 inch
• Compatible Models: SL3000U, SL3000UL
• Includes: Integrated set screw for secure mounting
• Application: Designed for drive systems in LiftMaster slide gate operators

Technical Specifications

• Material: Precision-machined metal alloy
• Outer Diameter: 2.5"
• Bore: 5/8"
• Finish: Zinc-plated
• Mounting: Set screw included
• Compatibility: LiftMaster SL3000U, SL3000UL

Conclusion

The LiftMaster K17-50095 (Elite Q021) gear pulley is a direct replacement part engineered for LiftMaster SL3000-series slide gate operators. Its robust construction and precise sizing ensure consistent performance and smooth gate operation. Always consult your operator's manual to confirm part compatibility prior to purchase.