TrailMaster Mini XRX+ — Best First Go-Kart for Kids Ages 4–10

The TrailMaster Mini XRX+ is one of the most popular beginner go-karts for young riders. It features a dependable 163cc engine, electric start with pull-start backup, adjustable pedals, and a sliding seat that grows with your child. Built-in safety features make it the perfect choice for first-time drivers.

Who Is the Mini XRX+ For?

• Ideal for kids ages 4–10

• Best for riders under about 4'6"

• Adjustable pedals and seat help create the perfect reach

• Simple, fully automatic forward drive makes learning easy

Why Choose the Mini XRX+

• 163cc 4-stroke engine with plenty of torque

• Electric start plus pull-start backup

• Adjustable pedals and a sliding seat for growing riders

• 5-point harnesses, roll cage, and padded interior

• Hydraulic rear disc brake for confident stopping

• Dual A-arm front suspension for smooth control

• Wireless remote shut-off for parental safety

• Knobby off-road tires for yard, field, and light trail use

Overview

The Mini XRX+ is built specifically for kids who are ready to drive on their own. Parents love the combination of safety, reliability, and easy operation. The adjustable throttle governor lets you control how fast your child can go, and the included remote shut-off gives you peace of mind. The roomy cockpit and adjustable controls help your rider stay comfortable as they grow.

If you want a version with reverse, choose the Mini XRX-R+.

Specifications

• Engine: 163cc 4-stroke, approx. 7 hp

• Starting: Electric start + pull-start backup

• Transmission: Fully automatic, forward drive

• Brakes: Hydraulic rear disc

• Suspension: Dual A-arm front, rear swingarm shock

• Front Tires: 145/70-6

• Rear Tires: 16×8-7

• Top Speed: About 13 mph (adjustable)

• Seat-to-Pedal Range: ~30–35 inches (+ pedal adjust 3–6 inches)

• Wheelbase: ~42.6 inches

• Fuel Capacity: ~1.2 gallons

• Battery: 12V, 9Ah

• Recommended Ages: ~4–10

Size & Fit

The Mini XRX+ is built for younger riders with an adjustable cockpit that grows with them. It offers a comfortable driving position for most children 4–10 years old.

For easier maneuvering, especially in tight spaces or yards, the Mini XRX-R+ includes reverse.

What’s Included

• TrailMaster Mini XRX+ go-kart (factory crate)

• Owner’s manual

• Basic tool kit

• Setup guidance

Shipping & Assembly

Units ship in a secure crate and require basic assembly, including steering wheel, wheels, battery connection, and a few fasteners. The process is beginner-friendly.

Warranty & Support

Your Mini XRX+ includes a manufacturer warranty against defects. Wear items and maintenance are expected for normal operation. You’ll receive support for parts, fitment, and setup questions.

Frequently Asked Questions

What ages fit the Mini XRX+?
Typically ages 4–10, depending on height and experience.

Does the Mini XRX+ have reverse?
No. If you want reverse, choose the Mini XRX-R+.

How fast does it go?
Around 13 mph. The throttle governor allows you to limit speed for beginners.

Does it include a remote shut-off?
Yes, it comes with a wireless remote kill switch for parental control.

What tire sizes does it use?
Front tires are 145/70-6 and rear tires are 16×8-7.