Details

LiftMaster Heavy-Duty Straight Door Arm Upgrade Kit - K75-17034

The LiftMaster K75-17034 Heavy-Duty Straight Door Arm Upgrade Kit is engineered to enhance the performance of LiftMaster commercial door systems. Built for Logic 4.0, Logic 5.0, and MAXUM Series DC Jackshaft Hoist Operators, this straight door arm assembly improves the strength and stability of the door connection. Its durable design helps reduce mechanical wear and ensures consistent, long-term operation in high-cycle applications.

Features

• Genuine LiftMaster replacement component
• Compatible with Logic 4.0, Logic 5.0, and MAXUM DC Jackshaft Hoist Operators
• Heavy-duty design built for industrial and extended-duty applications
• Improves alignment and smoothness of door movement
• Includes all necessary hardware for installation

Specifications

• Application: Straight door arm assembly for LiftMaster commercial operators
• Material: Reinforced steel construction
• Finish: Factory-coated for corrosion resistance
• Compatibility: BMT and JHDC operator models

Kit Includes

• Heavy-duty straight door arm
• Mounting bracket and hardware
• Installation components for direct replacement
• Instruction and compatibility guide