Injora 4M-10-22T Steel Helical Overdrive Differential Gears Set for Traxxas TRX-4M

INJORA Overdrive Underdrive Alloy Steel Helical Gears for 1/18 TRX4M Upgrade

FEATURES:

• Replace the stock plastic gears, fit TRX4M front or rear axles
• Helical gears offer greater strength and smooth operation than the factory spur gears
• Less vibration, less noise, less wear then stock gears
• CNC machined 20CrMo Alloy Steel Gears