Gilera

Gilera is an Italian motorcycle brand founded by Giuseppe Gilera in 1909. Its origins were in the Milan area, where Gilera developed an early 317 cc single-cylinder motorcycle using an overhead-valve engine, belt transmission, an open frame, and no suspension. The young company subsequently expanded its range with single-cylinder and V-twin machines using side-valve, F-head, and overhead-valve layouts. After the First World War, production moved to Arcore, near Milan and close to the Monza racing circuit. The location helped reinforce a company identity closely associated with competition, engineering development, and Italian motorcycle sport. Racing became central to Gilera's reputation. In 1935, the company obtained the rights to the advanced CNA Rondine design, a water-cooled, supercharged, double-overhead-camshaft four-cylinder engine. This technology formed the basis for a succession of Gilera racing machines and contributed to the marque's prominence in the 500 cc class. The company also produced important road and sporting motorcycles, including the 1939 Saturno, a 500 cc single-cylinder model designed by Giuseppe Salmaggi and developed from earlier Gilera engineering concepts. After the Second World War, Gilera became one of the strongest teams in Grand Prix motorcycle racing. Its four-cylinder motorcycles delivered six 500 cc road-racing world championships in an eight-year period and secured multiple constructors' titles. Gilera's engines also achieved notable results in sidecar competition. The company withdrew from Grand Prix racing after the 1957 season as part of a cost-reduction understanding among Italian motorcycle manufacturers. The decision reflected broader commercial pressure: postwar consumers were increasingly choosing automobiles, weakening demand for large motorcycles. Following its withdrawal from top-level racing, Gilera attempted to redirect its product and competition activities toward motocross and off-road events, including work with the specialist firm Elmeca. The change did not reverse the brand's commercial decline, and the company entered receivership by 1968. In 1969, Piaggio acquired Gilera and incorporated it into its expanding group of Italian two-wheeler brands. The historic Arcore factory closed in 1993. Gilera later returned to Grand Prix competition in 1992, while Piaggio developed and manufactured subsequent Gilera-branded products through its wider industrial network. In the modern era, Gilera has primarily been associated with scooters and small-displacement motorcycles rather than the large racing motorcycles that defined its mid-century history. The Gilera Runner became one of the brand's recognizable modern scooter lines, combining a sporty appearance with practical urban use. Piaggio's stewardship has preserved the name as a sporting Italian marque within a broader portfolio that includes several motorcycle and scooter brands. Gilera's present identity therefore combines historic racing credibility, Italian engineering heritage, and performance-oriented scooter design.

Giuseppe Gilera established the company that bears his name in 1909 near Milan. Its first documented motorcycle used a 317 cc single-cylinder overhead-valve engine with a 67 mm bore and 90 mm stroke. The machine had a single-speed belt drive, a simple open frame in which the engine acted as a stressed structural element, and no suspension. It produced approximately 7 horsepower, weighed about 75 kilograms, and was reported to reach roughly 105 km/h. These specifications illustrate the engineering priorities of the early company: straightforward construction, low weight, and a relatively high power-to-weight ratio for the period. During its early development, Gilera produced a variety of single-cylinder and V-twin motorcycles. The engines used several layouts, including side-valve, F-head, and overhead-valve configurations. After the First World War, the business moved its factory to Arcore, between Milan and Lecco and close to the Monza circuit. The new location placed the company near one of Italy's most important centers of motor racing and helped make competition an ongoing part of the Gilera identity. Giuseppe Gilera's brother Luigi also contributed to the family's sporting profile through success in International Six Days Trial events during the early 1930s. A major technical turning point came in 1935, when Gilera acquired the rights to the CNA Rondine design. The Rondine employed a water-cooled, double-overhead-camshaft, supercharged four-cylinder engine and became the foundation for Gilera's principal racing machines for decades. Alongside this racing technology, Gilera developed a family of four-stroke engines from approximately 100 cc to 500 cc. The 1939 Saturno was among the best-known results of this work. Designed by Giuseppe Salmaggi, it was a 500 cc single-cylinder motorcycle influenced by the prewar VTEGS or “Otto Bulloni” design but substantially different because of its unit-construction architecture. Gilera's greatest sporting period followed the Second World War. Its four-cylinder motorcycles dominated much of 500 cc Grand Prix racing and won six road-racing world championships over an eight-year span. The engine also proved competitive in sidecar racing, producing several victories and championship podium results from the late 1940s through the early 1950s. In 1954, one of the four-cylinder engines powered Piero Taruffi's record-oriented TARF vehicle. Gilera's racing machines continued to be regarded as competitive even after the company formally left the Grand Prix scene. In 1963, former world champion Geoff Duke organized a limited return using updated versions of the 1957 motorcycles. Riders including Derek Minter, John Hartle, and, for selected events, Phil Read, competed in races at venues such as Silverstone, Brands Hatch, Imola, and the Isle of Man. The effort was short-lived, and accidents and injuries affected the campaign. Gilera withdrew from Grand Prix competition after the 1957 season. The decision was part of a cost-cutting understanding among Italian motorcycle manufacturers and also reflected declining demand for motorcycles as automobiles became more popular in postwar Europe. The company then shifted emphasis away from its successful four-stroke road-racing singles and toward motocross and off-road competition, working with the independent specialist Elmeca. This strategic redirection did not restore the company's commercial position. Sales weakened during the 1960s, and Gilera entered receivership in 1968. Piaggio acquired Gilera in 1969. Under Piaggio ownership, the name remained in use while the former independent company became part of a larger Italian two-wheeler group. The Arcore plant was ultimately closed in 1993. Gilera returned to Grand Prix competition in 1992, but its later commercial role increasingly centered on scooters and small-displacement motorcycles. Piaggio subsequently produced Gilera-branded scooters at Pontedera, rather than at the historic Arcore facility. The brand's modern reputation is therefore built on a combination of historic 500 cc racing achievements and more recent sporty scooter products, especially the Runner line.

• 1993

  Closure of the Arcore factory

  [1]Gileraen.wikipedia.org

  The historic Arcore production facility closed; later Gilera-branded scooters were produced within Piaggio's industrial network.

• 1992

  Return to Grand Prix competition

  [1]Gileraen.wikipedia.org

  Gilera returned to the Grand Prix arena under Piaggio ownership.

• 1969

  Acquisition by Piaggio

  [1]Gileraen.wikipedia.org

  Piaggio acquired Gilera, bringing the historic motorcycle marque into the Piaggio Group.

• 1968

  Receivership

  [1]Gileraen.wikipedia.org

  After declining sales during the 1960s, Gilera entered receivership.

• 1957

  Withdrawal from Grand Prix racing

  [1]Gileraen.wikipedia.org

  Gilera ended its official Grand Prix program after the 1957 season as Italian manufacturers pursued cost reductions.

• 1952

  500 cc constructors' championship

  [1]Gileraen.wikipedia.org

  Gilera won the 500 cc constructors' world championship during its dominant postwar Grand Prix period.

• 1949

  Expansion of sidecar racing success

  [1]Gileraen.wikipedia.org

  Gilera four-cylinder engines began a significant run of victories and podium results in world championship sidecar competition.

• 1939

  Introduction of the Saturno

  [1]Gileraen.wikipedia.org

  Gilera developed the 500 cc Saturno, a notable single-cylinder motorcycle designed by Giuseppe Salmaggi.

• 1935

  Acquisition of the CNA Rondine design

  [1]Gileraen.wikipedia.org

  Gilera acquired rights to the advanced Rondine four-cylinder design, which became the basis for important racing engines.

• 1910

  Early 317 cc motorcycle

  [1]Gileraen.wikipedia.org

  The company's first documented model used a 317 cc overhead-valve single-cylinder engine, belt drive, and a lightweight open frame.

• 1909

  Giuseppe Gilera establishes the company

  [1]Gileraen.wikipedia.org

  Giuseppe Gilera founded his self-named motorcycle company near Milan and began developing single-cylinder motorcycles.

Sport-oriented Italian motorcycles and scooters emphasizing racing heritage, performance, and Italian design.

• Racing motorcycle

  Gilera 500 GP

  Gilera's 500 cc Grand Prix racing motorcycles were based on the company's advanced four-cylinder engine program and became the core of its postwar competition success. The machines won multiple world championships and constructors' titles during the 1950s. Updated examples were also used in limited competition after the official withdrawal from Grand Prix racing.

• Road and sporting motorcycle · 1939

  Gilera Saturno

  The Saturno was a 500 cc single-cylinder motorcycle developed before the Second World War and introduced in 1939. Designed by Giuseppe Salmaggi, it drew inspiration from the earlier VTEGS or “Otto Bulloni” concept while using a distinct unit-construction engine and frame approach. It became one of Gilera's best-known historic road motorcycles.

• Sport scooter

  Gilera Runner

  The Runner is a sporty scooter line associated with Gilera's modern identity under Piaggio ownership. It positioned the brand around youthful styling, responsive handling, and practical urban mobility rather than the large-displacement racing motorcycles that defined Gilera's earlier history.

• Moped and light motorcycle

  Gilera mopeds and light motorcycles

  Across its history, Gilera produced smaller motorcycles and mopeds in addition to its racing and larger road models. These products broadened the marque's reach beyond competition machines and supported its role as a general Italian two-wheeler manufacturer before the modern emphasis on scooters.

• 1992

  Return to Grand Prix competitionStrategy

  Background

  After its acquisition by Piaggio, Gilera retained enough sporting heritage to re-enter top-level motorcycle racing.

  Action taken

  Gilera returned to the Grand Prix arena while Piaggio continued developing the brand's commercial motorcycle and scooter role.

  Aftermath

  The return reinforced Gilera's racing associations, while later production increasingly centered on scooters made within Piaggio's manufacturing network.

  Source

• 1969

  Piaggio acquisitionM&A

  Background

  Gilera entered receivership in 1968 after a prolonged commercial decline.

  Action taken

  Piaggio acquired the company and incorporated the Gilera name into its wider two-wheeler group.

  Aftermath

  The brand continued under Piaggio ownership, later concentrating mainly on scooters and small-displacement motorcycles. The Arcore factory closed in 1993.

  Source

• 1957

  Withdrawal from Grand Prix racingStrategy

  Background

  Gilera faced weakening motorcycle demand as automobiles became more popular after the war. Italian motorcycle manufacturers also sought to reduce the cost of top-level racing through a mutual understanding.

  Action taken

  The company ended its official Grand Prix program after the 1957 season, despite having recently achieved major success in the 500 cc class.

  Aftermath

  Gilera redirected attention toward motocross and off-road activities, but sales continued to decline and the company later entered receivership.

  Source

1. 1Gileraen.wikipedia.org