LiftMaster/Chamberlain Replacement Model - 4178B0034B Straight Door Arm Kit for arage Door Openers

The LiftMaster/Chamberlain 4178B0034B Straight Door Arm is an essential replacement kit designed for various LiftMaster and Chamberlain garage door openers. This sturdy door arm works in conjunction with the curved door arm to create a reliable connection to the garage door opener trolley. Before ordering, check your owner’s manual or replacement parts diagram to ensure compatibility with your specific model. This door arm is also known by several part numbers, including 012385041783, 178B33, and 178B34, making it a versatile choice for a range of applications. It is compatible with several models, including the discontinued 8360W Battery Backup and WLED DC Battery Backup models, ensuring that you can maintain and repair a variety of garage door systems with confidence. With its robust construction, the 4178B0034B is built to withstand the daily demands of garage door operation, providing long-lasting reliability. The installation process is designed for convenience, allowing users to quickly replace their door arm and get their garage door back in working order.  

COMPLETE REPLACEMENT SOLUTION: Includes a straight door arm, ensuring compatibility and seamless operation with your garage door opener.  
BUILT TO LAST: Constructed from durable materials, this door arm is designed for optimal performance and longevity.  
WIDE COMPATIBILITY: Compatible with various LiftMaster and Chamberlain models, including many discontinued options for versatile use.  
EASY INSTALLATION: Designed for a straightforward installation process, allowing for quick and effective repairs or replacements.
MULTIPLE PART NUMBERS: Known by various part numbers, facilitating easier identification and compatibility checking for users.  

Technical Specifications:

• Product Name: Straight Door Arm  
  
• Model Number: 4178B0034B 
  
• Construction: Metal
  
• Color: Black 
  
• Included Component: Straight Door Arm 

Restore the functionality of your garage door with the LiftMaster/Chamberlain 4178B0034B Straight Door Arm, ensuring reliable performance for your garage door system.