Product DetailsOption pinion range for your Arrma 3S and 4S version vehicles, or motors with a 5mm motor shaft.
15T for the Monster vehicles, or running in high load conditions like long grass.
17T for a little bit more speed on a smoother surface
20T for speed runs with progressive throttle input, watch your motor temperature. (not for bashing driving style)
Two Simple UK Delivery Options
Royal mail at £3.95, or Express at £6.95.
Full details at checkout.
Some items cannot be sent via Royal Mail due to their restrictions.
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