Lightweight and true aluminum pinion gears for on-road, oval and even the newer off-road carpet racing. Meshes with all 64 pitch spur gears. Hard anodized for longer life. 64 pitch in sizes from 20 to 70 teeth. Uses 3mm set screw (included). Standard 540 motor shaft size. Size etched on pinion back.

SPECS:

• Hard anodized for longer life
• Overall all width, tooth face & hub, 7.6mm
• Tooth face width, 4mm
• 1/8th Shaft hole
• 3mm set screw
• Easy to read tooth size printed on hub