• Powder metallurgy planetary gears for excellent strength and precision in compact form
• Metal diff case (center housing) made from 7075-T6 aluminum alloy – lightweight and rigid
• Nickel-chromium alloy steel drive cups ensure durability under high RPM conditions
• Powder metallurgy drive bevel gear and ring gear for consistent torque transfer
• Grade 12.9 black corrosion-resistant screws
• Factory pre-filled with 3K cSt differential oil
• Fully assembled and ready to install

Whether you're tuning for performance or simply reinforcing your drivetrain, the FONZON All-Metal Differential for ARRMA GROM is ready for the challenge.

What's in the box?

• (1) Front and Rear Universal Differential

• (1) Front Drive Bevel Gear

Compatibility

• Specifically designed for the ARRMA GROM series.