Lightweight, precise gearing for high-performance 1/32 slot cars.

This NSR 27-tooth inline crown gear combines precision-molded plastic gear teeth with a lightweight black aluminum hub for smooth operation and low rotating mass.

Designed for standard 3/32" (2.38 mm) axles , it is an excellent choice for building, tuning, or replacing the drivetrain in compatible inline 1/32 scale slot cars.

Key Features

• Brand:NSR
• Gear Type:Inline Crown Gear
• Tooth Count:27 Teeth
• Axle Size:3/32" (2.38 mm)
• Gear Material:Molded plastic
• Hub:Lightweight aluminum
• Hub Color:Black
• Set Screw:0.050" (1.27 mm) hex
• Quantity:1 gear

Plastic Gear with Aluminum Hub

The molded plastic crown provides smooth engagement with the motor pinion, while the lightweight aluminum hub provides a secure mounting point on the axle with minimal rotating mass.

The gear is secured to the axle with a set screw, making gear changes, adjustment, and servicing straightforward.

Compatibility

Designed for NSR and other compatible 1/32 slot cars using a 3/32" axle and inline motor configuration.

Check your required tooth count, axle diameter, pinion compatibility, and available chassis clearance before ordering.

A lightweight, serviceable NSR crown gear for precise inline slot car drivetrains.

NSR Tuning & Special Orders

NSR offers a comprehensive range of tuning and upgrade components, and many of those parts are useful on other slot cars as well. NSR's Easy Setup and Tuning Guide is a useful reference for understanding how component choices affect different track conditions and racing rule sets.

We do not stock the complete NSR range at all times, but additional NSR parts are available by special order through OmniSlotBox at the SlotCarClubhouse.