125cc Super Motocross Dirt Bike — Detailed Overview

A 125cc Super Motocross dirt bike is a high-performance, entry-to-mid-level off-road machine designed for teenagers and adults. Built to handle dirt tracks, mud, and jumps, it delivers a balance of lightweight agility and controlled power.

Performance & Powertrain

Engine

• 125cc, 4-stroke, single-cylinder

• Air-cooled

• Output: 6.5 kW @ 7500 RPM

• Smooth, linear power delivery

Top Speed

• Up to 80 km/h

• Fast enough for experienced riders, manageable for beginners

Transmission

• 4-speed manual gearbox

• Shift pattern: N-1-2-3-4

Starting System

• Electric (self) start

• Backup kick start

Chassis & Build Quality

Suspension

• Front telescopic forks

• Adjustable rear mono-shock

• Tuned to absorb impacts and landings

Braking

• Front and rear disc brakes

• Consistent stopping power on loose or uneven terrain

Wheels

• Big wheel setup

  • Front: 17-inch

  • Rear: 14-inch

• Improved obstacle rollover compared to small pit bikes

Weight

• 52 kg (lightweight)

• Easy cornering, responsive handling, controllable in the air

Technical Specifications

Ideal For

• Teenagers & Young Adults
  Step-up option from 50cc or 110cc bikes

• Beginner Adults
  Learn clutch control and off-road balance without the bulk of a 250cc bike

• Recreational Racing
  Commonly used in pit-bike racing and backyard track riding