APRILIA ST Models/Series Timeline, Specifications & Photos

In 1984, the Italian bike manufacturer launched the Aprilia St 125, an entry-level small displacement motorcycle in its third consecutive production year wearing the same features as previous models.

The 1984 model came in the same shape and form as previous models, featuring the same technical, visual, and performance specifications without any modifications whatsoever.

The Aprilia ST 125 was a small displacement motorcycle manufactured by Aprilia from 1982 to 1984. It was an entry-level motorcycle best suited for young and inexperienced riders.

It was fitted with standard features, like a single headlight unit, an engine spoiler, a one-piece dual seat with a passenger grab rail, a center stand, a dual-sided swingarm, and seven-spoke aluminum wheels.

For suspension, the motorcycle packed a 32 mm Marzocchi telescopic fork on the front and a single shock absorber on the rear, providing optimum suspension performance and handling.

As for the braking power, the bike was fitted with a 230 mm brake disc mounted on the front wheel and a 160 mm drum braking unit mounted on the rear wheel, offering optimum braking performance.

The 1984 Aprilia ST 125, like previous models, was powered by a 124cc two-stroke single-cylinder liquid-cooled engine with a 28 mm Dell'Orto carburetor, delivering an output power of 18 hp with a peak force at 8,250 rpm and 14 Nm (10 lb-ft) torque at 8,250 rpm.

In 1983, the Italian motorcycle manufacturer launched the Aprilia ST 125, a small displacement entry-level motorcycle in its second year of production. It was manufactured until 1984, packing the same specifications without modifications.

The Aprilia ST 125 was a small displacement bike produced by Aprilia from 1982 to 1984. It was an entry-level motorcycle best suited for young and inexperienced riders.

It was built around a double-cradle tubular steel frame with a 32 mm Marzocchi telescopic fork handling the front suspension and a single shock absorber on the rear, providing optimum suspension performance and handling.

In the braking department, the bike's wheels were fitted with a 230 mm brake disc mounted on the front wheel and a 160 mm drum braking unit mounted on the rear wheel, offering optimum braking performance.

Aesthetically, the bike packed standard features, such as a single headlight unit, an engine spoiler, a one-piece dual seat with a passenger grab rail, a center stand, a dual-sided swingarm, and seven-spoke aluminum wheels.

In the performance department, the 1983 Aprilia ST 125 had its soul brought to life by a 124cc two-stroke single-cylinder liquid-cooled engine mounted underneath its fuel tank, delivering an output power of 18 hp with a peak force at 8,250 rpm and 14 Nm (10 lb-ft) torque at 8,250 rpm.

The Aprilia ST 125 was a small displacement motorcycle manufactured by Aprilia from 1982 to 1984. It was an entry-level motorcycle best suited for young and inexperienced riders.

In 1982, the Italian motorcycle manufacturer launched the Aprilia ST 125, an entry-level small displacement motorcycle in its first year of production. The bike was manufactured until 2004 and remained essentially unchanged.

The bike was fitted with standard fittings in the visual department, such as a single headlight unit, an engine spoiler, a one-piece dual seat with a passenger grab rail, a center stand, a dual-sided swingarm, and seven-spoke aluminum wheels.

The bike was built around a double-cradle tubular steel frame with a 32 mm Marzocchi telescopic fork on the front and a single shock absorber on the rear, providing optimum suspension performance and handling.

For safety reasons, the bike relied on a 230 mm brake disc mounted on the front wheel and a 160 mm drum braking unit mounted on the rear wheel, offering optimum braking performance.

As for the power figures, the 1982 Aprilia ST 125 had installed a 124cc two-stroke single-cylinder liquid-cooled engine mounted underneath its fuel tank, delivering an output power of 18 hp with a peak force at 8,250 rpm and 14 Nm (10 lb-ft) torque at 8,250 rpm.

The power produced by the engine was transferred to a six-speed manual gearbox that sent it to the rear end via a final chain drive, pushing the bike to a top speed of 127 kph (79 mph).