Hot Racing steel helical spiral overdrive 33T/12T gear set for 1/10 Traxxas TRX-4, comes with a 33 tooth spiral cut ring gear and 12 tooth spiral cut pinion gear. Requires installation following kit manual. Medium threadlock (blue threadlocking compound) if screws are threaded into metal and Hot Racing SPL10G05 high temp grease is recommended.
Replaces Traxxas 8287
Option - overdrive the front axle, and underdrive the rear axle.
Combinations One. TRXF9312 in the front and TRXF9411 in the rear.
Combinstion Two. TRXF9411 in the front and TRXF9510 in the rear.
Combinstion Three TRXF9312 in the front and TRXF9510 in the rear.Precision machined helical spiral cut gears offer inherently greater strength and smooth operation than the factory Straight cut bevel gears High carbon steel construction Less vibration, less noise, less wear then stock straight cut bevel gears 33T/12T provides 9% overdrive (vs stock 34T/11T) increases the wheel speed and is commonly used in the front end for digs Works on front or rear. Use cases are typically front and rear at the same time, or front only to increase front digs
Replaces Traxxas 8287
Option - overdrive the front axle, and underdrive the rear axle.
Combinations One. TRXF9312 in the front and TRXF9411 in the rear.
Combinstion Two. TRXF9411 in the front and TRXF9510 in the rear.
Combinstion Three TRXF9312 in the front and TRXF9510 in the rear.
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