Arrma 28T Mod1 Safe-D8 Pinion Gear – ARA311048

The Arrma 28T Mod1 Safe-D8 Pinion Gear (ARA311048) is a tough steel upgrade or service part designed for smooth, reliable drivetrain performance. Built to handle demanding RC conditions, it features a precision wide tooth profile and a Safe-D D-shaped bore that helps maintain drive and braking even if the set-screw loosens. A useful spare to keep in your RC tool box.

Key Features

• Strong, durable steel for long-lasting performance in harsh RC conditions
• Precision wide tooth profile for smooth, efficient operation
• Safe-D D-shaped hole helps prevent loss of drive or brakes if the set-screw backs out
• Suits 8mm motor shaft diameter
• Precision threaded set-screw hole for secure fitment
• E-clip supplied for additional pinion retention on the motor shaft

What’s Included

• 1 x 28T Mod1 Safe-D Pinion Gear (8mm motor shaft)
• 1 x Set screw (M4 x 4mm)
• 1 x E-clip (5.6mm)