The Suzuki LT125 Quadrunner (also known as the Suzuki QuadRunner 125) was an

all-terrain vehicle An all-terrain vehicle (ATV), also known as a light utility vehicle (LUV), a quad bike, or simply a quad, as defined by the American National Standards Institute (ANSI); is a vehicle that travels on low-pressure tires, with a seat that is stra ...

produced by

Suzuki is a Japan, Japanese multinational corporation headquartered in Minami-ku, Hamamatsu, Japan. Suzuki manufactures automobiles, motorcycles, All-terrain vehicle, all-terrain vehicles (ATVs), outboard motor, outboard marine engines, wheelchairs ...

and developed in Whanganui, New Zealand by Rod Coleman. When it was introduced alongside the ALT125 ATC in 1982, it was the first four-wheeled ATV on the market. It had a pull start (no electric starter at all) engine, which had a claimed power output of at 7,000

RPM Revolutions per minute (abbreviated rpm, RPM, rev/min, r/min, or with the notation min−1) is a unit of rotational speed or rotational frequency for rotating machines. Standards ISO 80000-3:2019 defines a unit of rotation as the dimensionl ...

. The power was transmitted to the wheels via a 5-speed

semi-automatic transmission A semi-automatic transmission is a "theoretical" multiple-speed transmission where part of its operation is automated (typically the actuation of the clutch), but the driver's input would be required to launch the vehicle from a standstill and to ...

with reverse. Braking was accomplished via a single drum brake on the rear axle, with no front brakes. The LT125 also had no suspension front or rear, with all bump handling being accomplished by its low pressure tires.

References

Suzuki ATVs {{All-terrain-vehicle-stub