HPI Brama 18B owners can now adjust their gear ratio with this 55 tooth precision molded nylon spur gear.  The Brama 18B comes with a 56 tooth gear as standard equipment, this 55 tooth option part will give higher top speed. Each gear has the tooth count molded in for easy identification.

Note: These gears are not compatible with 0.6M, 48 and 64 pitch pinions.

#85708 SPUR GEAR 56 TOOTH (0.5M) (Stock part)
#85755 SPUR GEAR 55 TOOTH (0.5M)