YOKRD-631 Yokomo RD/SD/MD Aluminum Top Shaft (48P/20T) | The RC Shop at Dr Dans

Spur Gear Hub Overview:

The Yokomo RD, SD, and MD Aluminum Top Shaft is an optional upgrade designed for the Yokomo Rookie Drift, Super Drift, and Master Drift platforms. This precision-machined top shaft allows the use of the Yokomo Aluminum Lightweight Spur Gear Hub (YOKRD-630 - sold separately) to improve rotation and reduce drivetrain wobble.

About the Aluminum Top Shaft

Drivetrain Support & Rotational Stability

This aluminum top shaft provides a secure, accurate fit that enhances rotational consistency when paired with the compatible spur gear hub. Its rigid machining helps maintain stable gear alignment under load, reducing unwanted movement during acceleration and supporting a smoother, more responsive drivetrain feel. The improved structural integrity contributes to reliable performance for drift drivers seeking refined throttle control and reduced vibration.

Features:

• Precision-machined construction supports accurate fitment
• Aluminum material enhances rotational stability
• Reduces drivetrain wobble under load
• Rigid structure maintains gear alignment
• Stable operation enhances throttle response
• Durable build suits demanding drift use