Designed to handle the demands of high-speed bashing and trail performance, the FONZON Differential for ARRMA 1/10 4×4 models features a fully CNC-machined helical gear system, robust construction, and smooth power delivery—right out of the box.

Designed to handle the demands of high-speed bashing and trail performance, the FONZON Differential for ARRMA 1/10 4×4 models features a fully CNC-machined helical gear system, robust construction, and smooth power delivery—right out of the box.