Kyosho Ultima RB7.5 Main Gear Shaft (8L/20T) (UM524B)

The Kyosho Ultima RB7.5 Main Gear Shaft (8L/20T) is a practical replacement for routine transmission maintenance and repair. Identified as Kyosho part K.UB035 and also referenced as UM524B, it matches the 8L/20T specification noted for compatible setups.

Suggested compatibility includes the Kyosho Ultima RB7.5 platform. Please verify the required part number and specification for your specific kit or variant by checking your manual or parts list.

Ideal for keeping your RC buggy running smoothly, this main gear shaft supports consistent power delivery and correct gear engagement within the drivetrain. A useful spare to keep in your pit box for quick fixes and planned rebuilds.