LiftMaster 19-40240D Chain #4, 10' with Master Link

Restore dependable gate operation quickly with the LiftMaster 19-40240D Chain #4, 10' with Master Link. Designed as an OEM replacement for LiftMaster gate operators, this #4 chain with a 10-foot length and included master link delivers the accurate engagement and strength needed to maintain secure perimeter access. Using the correct manufacturer part (19-40240D) helps prevent slippage and uneven wear that can cause unexpected downtime and costly repairs.

Built for frequent cycling in commercial and residential settings, the chain provides consistent power transmission to your gate operator while withstanding outdoor conditions. Installing the correct replacement chain improves access control reliability and supports broader security and monitoring systems—vital when gates integrate with surveillance or alarm systems. Made in MX to LiftMaster quality standards, it’s a practical choice for service technicians, property managers, and installers who need a fast, dependable fix.

Keep your access points operating smoothly and maintain security integrity across your site—replace worn chains with this LiftMaster OEM part today or contact your distributor to specify for your next maintenance job.

• OEM-grade replacement chain engineered to restore reliable gate operator performance and minimize downtime
• #4 chain, 10' length with master link for straightforward installation and secure, accurate power transmission
• Durable construction designed for outdoor use, resisting wear from frequent operation and reducing maintenance costs
• Ensures consistent access control and perimeter security for commercial and residential installations
• Compatible with LiftMaster gate operators for predictable fit and performance; ideal for service technicians and facility managers