Brand new BLACKBONE hardened steel heavy duty transmission layshaft input gear for HPI BAJA, Rovan Baja, KING Motors etc. All CNC Machined for greater precision and accuracy preventing any loose play like stock diff gears which can result in failures.

These are an absolute must when an increase of power is added to your car. This will outlast standard diff gears 20 fold saving both time and money.  20T Input gear in Premium British Steel.

The only tranmission gear we can recommend to handle the power of a 40cc+ engine!!!