3 stud / 138mm Brake disc rotor

Hunting for a reliable brake disc rotor that keeps you in control both on the paddock and off-road? This 3 stud / 138mm disc rotor delivers proven stopping power in a lightweight, tough design. With HelmetKarts tailoring every component for Australian conditions, you can gear up for confidence and consistency on every ride.

Who’s it for?

• DIY enthusiasts needing a straightforward brake rotor upgrade
• Weekend warriors chasing extra stopping confidence on rough tracks
• Regional workers seeking reliability under heavy daily use
• Youth groups and community clubs maintaining a reliable fleet

Why riders choose it

• Smooth, consistent braking – Engineered to help you maintain control on all terrains
• Durable design – Resistant to warping and wear, even under tough conditions
• Easy installation – Fits many popular recreational vehicle setups
• Long-term support – Backed by HelmetKarts’ extensive spare parts and community

Specifications

Spec	Value
Overall Diameter	138mm
Centre Diameter	29.00mm
Thickness	3.00mm
Distance Between Mounting Holes	32.30mm

Enjoy stress-free delivery to your doorstep, anywhere in Australia. Whether you’re building a robust ride from scratch or upgrading a longtime favourite, this rotor is a perfect fit for recreational adventurers who want dependable braking performance. Strap in, set off, and ride with total trust in your setup.