Traxxas 10879 13/37 Rear Planetary Differential Ring & Pinion Gears

The Traxxas® 10879 is the OEM replacement ring and pinion gear set for the rear planetary differential on the Mini Slash 4X4 and Mini Rally VXL. Includes a 13-tooth pinion and 37-tooth ring gear engineered for smooth power transfer and reliable operation under load. When your rear diff gears are worn or stripped, this is the correct replacement set to restore drivetrain performance to factory spec.

Key Features

• Part Number: 10879
• 13-tooth pinion gear and 37-tooth ring gear
• Designed for rear planetary differential
• OEM Traxxas specification for correct gear mesh

Includes

• (1) 37-tooth ring gear
• (1) 13-tooth pinion gear

Important Notes

• Designed for rear differential use only
• Pinion gear is not compatible with optional center differential or slipper clutch setups

Compatibility

• Traxxas Mini Slash 4X4
• Traxxas Mini Rally VXL

Benefits

• Restores smooth and efficient power transfer to the rear diff
• OEM fit — correct spec for proper gear mesh
• Durable construction for long-lasting performance
• Ideal for maintenance, rebuilds, or post-crash repairs

Quick Take

Stripped rear diff gears are a common wear item on the Mini Slash and Mini Rally — the 10879 is the correct OEM set to get you back up and running.