Chopper Belt 71388712 Replacement for Challenger 660 670 Secondary Drive Reliable Power Transfer

71388712 Secondary Belt for Challenger Chopper 660 and 670 (Prior to S/N Hr36101) This directfit secondary drive belt is built to restore proper drive function on Challenger Chopper models 660 and 670 with serial numbers prior to S/N Hr36101. It replaces worn or broken secondary belts to the machine to reliable operation without the need for modification. Key benefits Correct fit and compatibility: Engineered for use on Challenger Chopper 660 and 670 models prior to S/N Hr36101, identified by part number 71388712 for accurate replacement. Restores drive performance: Replaces a failing secondary belt to eliminate slipping, loss of power transfer, and uneven operation in the secondary drive system. Reduces downtime: Simple replacement gets equipment back into service quickly for routine work or seasonal tasks. Reliable power transfer: Designed to maintain proper tension and consistent engagement with pulleys for predictable operation. Easy identification: Part number printed for straightforward ordering and verification during maintenance. What it does Replaces the secondary belt in the transmission or drive assembly to transmit torque between pulleys and synchronize secondary drive components. Matches the sizing and routing requirements for the listed models so no alterations are required during installation. Compatibility and fit Part number: 71388712 Compatible with: Challenger Chopper models 660 and 670 Application note: For use on units with serial numbers prior to S/N Hr36101; verify your machine serial number before to ensure correct fit. Practical applications and use scenarios Scheduled maintenance: the secondary belt during routine service intervals to prevent unexpected failures during operation. after wear or damage: Swap in this belt when the original shows cracking, glazing, fraying, or consistent slipping under load. Seasonal preparation: Install before heavyuse seasons to ensure full drive engagement and reliable performance when the machine is required for extended tasks. Installation tips Confirm your machine model and serial number match the compatibility statement before ordering. Inspect pulleys, tensioners, and alignment while replacing the belt; worn components can shorten belt life and should be serviced as needed. Follow the equipment manufacturer recommended procedures for belt routing and tensioning. Part identification Replacement part number: 71388712 Intended application: Secondary belt for Challenger Chopper 660 and 670 units prior to S/N Hr36101 This secondary belt provides the correct replacement for the specified models, helping ensure consistent secondary drive operation and minimal interruption to your maintenance schedule.