This Heavy Duty Steel Spur Gear is CNC machined from super-tough steel for extreme durability.
Note
When upgrading your ARRMA 3S model from the stock plastic spur #ARA310947 you will need to purchase an additional slipper pad set #ARA310994. To correctly install this steel spur gear into your 3S model, you will need to assemble it using 4x slipper pads as pictured in the ARRMA 4S models Transmission diagram.
Features
Super-strong steel for long-lasting durability in extreme RC conditions
Precision manufactured 0.8 module tooth configuration for consistent Pinion Gear mesh and operation