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Arrma (ARA)
SKU:ARA310999
16T 0.8Mod Safe-D5 Pinion Gear (ARA310999)
16T 0.8Mod Safe-D5 Pinion Gear (ARA310999)
A 16-tooth, 0.8-module Safe-D pinion gear built from tough steel for RC models, designed to deliver reliable power transfer from the motor to the drivetrain in demanding conditions.
Designed for 5mm motor shafts, this pinion includes a set screw (M4 x 4mm) and a 3.2mm E-clip to secure it to the shaft. The D-shaped hole matches the shaft profile to prevent slipping if the set screw backs out, and the precision-threaded set-screw hole plus a wide tooth profile promote smooth, durable performance in extreme RC use.
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Parts List
Product Manual
Product Manual

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Overview
The 16T 0.8 Module Safe-D Pinion Gear is a robust steel component designed for reliability and performance in remote control applications. This pinion gear is a must-have for any RC enthusiast's toolbox, ensuring your setup runs smoothly under various conditions.
This product includes one 16T 0.8 Module Safe-D Pinion Gear, one M4 x 4mm set screw, and one 3.2mm E-Clip, providing everything needed for efficient installation and secure attachment.
Crafted from strong and durable steel, this pinion gear offers long-lasting performance even in extreme RC environments. It features a precision-manufactured wide tooth profile for smooth operation and incorporates a 'D' shaped hole that matches the motor shaft profile. This design ensures that drive and brakes are maintained, even if the set-screw becomes loose. The pinion gear is suitable for a 5mm motor shaft diameter and boasts a precision-formed threaded set-screw hole, with an E-clip included for pinion retention on the motor shaft.
Features
- Durable steel construction for long-lasting performance
- Precision manufactured wide tooth profile for smooth operation
- 'D' shaped hole to securely match motor shaft and prevent drive loss
- Compatible with 5mm motor shaft diameter
- Precision threaded set-screw hole for easy installation
- E-clip included for secure motor shaft pinion retention
Needed to Complete
- 1 x M4 x 4mm Set Screw
- 1 x 3.2mm E-Clip
Specifications
- Product Name: 16T 0.8 Mod Safe-D Pinion Gear
- Model Number: ARA310999
- Material: Steel
- Number of Teeth: 16T
- Module: 0.8
- Motor Shaft Diameter: 5mm
- Includes: 1 x Set Screw - M4 x 4mm, 1 x E-Clip - 3.2mm
- Features: Durable steel, precision wide tooth profile, 'D' shaped hole for motor shaft, threaded set-screw hole
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