This 0.5 module, 61-tooth spur gear is produced in 40Cr carbon steel and is sized for 1/16 scale ARRMA Quake Grom / Gorgon Grom 4x4 brushed monster trucks. It serves as a direct replacement for the factory 61T large spur (referenced part ARA-2592) and is intended for routine maintenance, part swaps after wear, or simple tuning changes to gear ratios.
Installation notes: match this spur with a 0.5-modulus pinion, verify gear mesh and backlash before running, and check bearing and diff condition while the gearbox is open. Light gear grease on the spur face and correct shims will reduce noise and extend service life.
ARA-2592
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