Nero Gearbox Input Shaft is a precision replacement part for Nero gearboxes used in ARAC5001 kits, designed to replace worn components and restore smooth, reliable gearbox operation.

Included in the set are the gearbox input shaft itself, plus a 2.5x10mm input shaft pin and a 6x10x0.5mm input shaft shim, all crafted from durable steel. This design delivers long-lasting performance in demanding conditions with precise manufacturing that supports consistent operation and easy servicing. The pin measures 2.5mm in diameter by 10mm in length, while the shim is 6mm inside diameter, 10mm outside diameter, and 0.5mm thick.