Coolster RX 125 Kart is a mid-size off-road go kart designed for teens and young riders, offering smooth performance, reliable power, and durable construction for outdoor adventures. It features a 125cc 4-stroke gas engine, automatic transmission with reverse, and electric start system for easy and controlled driving. Therefore, it is ideal for trail riding, backyard fun, and recreational off-road use.
125cc 4-Stroke Gas Engine
The kart is powered by a reliable 125cc 4-stroke engine that delivers smooth and consistent performance. As a result, it provides dependable power for off-road terrain.
Automatic Transmission with Reverse
It comes with an automatic CVT transmission with forward and reverse gears for simple operation. So, it allows easy driving without manual shifting.
Electric Start System
It features an electric start system for quick and hassle-free ignition. Therefore, it ensures easy starting every time.
Two-Seat Design
It includes a comfortable two-seat layout for shared riding experiences. As a result, it allows riders to enjoy outdoor adventures together.
Hydraulic Disc Brakes
It is equipped with hydraulic disc brakes for strong and responsive stopping power. Moreover, it enhances safety and control during riding.
Off-Road Suspension System
It features a suspension system designed to absorb shocks and improve ride comfort. Therefore, it handles uneven terrain with better stability.
Durable Steel Frame
The kart is built with a strong steel frame designed for long-lasting outdoor use. As a result, it ensures durability and reliability on rough trails.
Perfect for Outdoor Fun
The Coolster RX 125 Kart is ideal for riders who want a balance of power, safety, and comfort. Therefore, it delivers a fun and dependable off-road driving experience.



Sean Morgan –
It was easy to assemble and ready to go quickly.
Trevor Howard –
The build quality is solid and gives me peace of mind.
Luke Reed –
I would definitely recommend this to other parents.
Ethan Green –
It’s the perfect size for kids and feels very safe.
Rafael Ortega –
I would definitely recommend this to other parents.
Caleb Adams –
Overall, a fun, safe, and worthwhile purchase for kids.
Logan Rivera –
It was easy to assemble and ready to go quickly.
Ryan Harris –
My daughter learned how to drive it in minutes—super easy to use.
Trevor Howard –
The build quality is solid and gives me peace of mind.
Ryan Harris –
My kids love riding it around the yard every day.