Pinion Gear 27t Mod 0.5 CNC 3.2mm Bore

Made by Arrma · ARA-2178

$5.99

Description
This Arrma pinion gear features 27 teeth and a Mod 0.5 pitch, making it a direct match for drivetrains specifying 0.5 modulus gearing. The 3.2mm bore is sized for common motor shaft diameters used across Arrma's lineup, and the CNC-machined construction delivers consistent tooth geometry. A set screw collar is included for securing the gear to the motor shaft.
Features:
27-tooth Mod 0.5 pitch
3.2mm bore fits common motor shafts
CNC machined for precise tooth geometry
Includes set screw collar

7/7/26 cs
Manufacturer Information
Arrma logo

Arrma

3002 N. APOLLO DRIVE, SUITE #1

https://www.arrma-rc.com/

All warranties and guarantees, including missing items, are handled directly by the manufacturer of that item. Should there be any problem with a product, you (The Customer) will need to contact the manufacturer to obtain service. Manufacturer contact information is available upon request. We must be contacted for a return authorization number before returning items for any reason. We cannot accept returned items that have been opened or are not in their original sealed factory containers.

Compatible Vehicles (1)

1:12 Infraction Grom 3S 2026

Additional Details
Country of originChina
Package dimensions

4.25" × 4.00" × 0.50"

10.80 cm × 10.16 cm × 1.27 cm

Part numbers

ARA-2178

ARA2178

5052127050708

Shipping weight

0.50 ounces

14.17 grams

0.03 pounds

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