Traxxas 4578 Motor Nitro Stampede T-Maxx (Pre September 2002)

This motor fits the TRX 15 starter. If you have a 3.3, 2.5, or 2.5R order Traxxas 5279instead. These engines have the EZ Start 2.This is the Stock replacement EZ Start Motor the the Traxxas EZ Start System. This motor is what turns the engine over in order to start it.

Pre-installed pinion
Positive end is identified

One Motor
One Plastic Main Gear

Installation into EZ Start System.

Length without shaft: 38.2mm (1.51")
Length with shaft: 62.5mm (2.46")
Motor can diameter: 27.5mm (1.09")
Number of teeth on pinion: 8
Number of teeth on main gear: 38

The pinion gear is pressed on and cannot be removed.