Treal Hobby TRX-4M Hardened Steel Differential Ring and Pinion Gears. Constructed from CNC-machined harden steel with a Helical teeth design for smoother operation, these optional differential gears are intended for the TRX-4M platforms to tremendously boost durability and reliability compared to the stock composite straight-cut gears.

Features:

• Perfect fit and upgrade for the Traxxas TRX-4M
• Helical teeth design for smoother operation
• Stronger and more durable hardened steel material

Includes:

• (1) Front Ring & Pinion Gear Set
• (1) Rear Ring & Pinion Gear Set