TWH 15/38 Primary Gear Kit for Honda Elite and Dio

The TWH 15/38 primary gear kit is designed to modify the final drive ratio of Honda Elite and Honda Dio scooters. By lengthening the gearing, it helps reduce engine RPM at cruising speed and increase top speed potential on sufficiently powerful engines.

Made with high-quality materials and precision-machined, this kit is an excellent upgrade for scooters equipped with optimized original engines or performance setups.

Benefits and advantages:

• Increases top speed potential
• Reduces engine RPM at high speed
• More efficient power transmission
• Precision-machined gears
• Excellent wear resistance
• Quiet and reliable operation
• Ideal for tuned or larger displacement engines
• Improves final drive efficiency