Red Seal Motorcycle Technician Practice Exam

What are common signs of a worn drive chain on a motorcycle?

1. Bright color and smooth operation

2. Excessive play, rust, or stiff links

3. Consistent tension and minimal noise

4. Silent operation and no torque loss

The correct answer is: Excessive play, rust, or stiff links

A worn drive chain on a motorcycle typically exhibits several telltale signs that indicate it may need to be replaced or serviced. Excessive play in the chain is one of the most prominent indicators, as it can result from elongation and wear of the chain links. If there is noticeable slack when you pull on the chain, this is a clear sign of wear. Additionally, rust formation on the chain is another sign of deterioration, which not only affects performance but can also lead to failure if not addressed. Stiff links, which may not flex properly as the chain moves, can cause rough operation and increased wear on other components. In contrast, bright color and smooth operation usually indicate a chain that is well-maintained and not worn out, while consistent tension and minimal noise are hallmarks of a properly functioning drive chain. Likewise, silent operation and no torque loss would suggest that the chain is in optimal condition, not worn. Thus, recognizing signs like excessive play, rust, or stiff links is critical for proper maintenance and ensuring safe motorcycle operation.