Dana Graziano (former Graziano Trasmissioni) is an Italian company based inTurin manufacturinggearboxes,drivelines and their mechatronics components.It makes the "Pre-Cog" seven-speed Seamless-Shift gearbox (SSG)dual-clutch transmission used in theMcLaren 12C.[1]
Dana Graziano is the world's largest supplier of precision gears and shafts for final reduction components within the agricultural and off-highway vehicle.[2]
The company is also known for supplying transmission andmechatronics for premium performance cars. Customers includeMcLaren,Ferrari,Lamborghini,Audi,Maserati,Alfa Romeo andAston Martin, while someMercedes-AMG models use the Graziano Power Transfer Unit.[3][4]Competitors are GermansZF Friedrichshafen,Getrag andBorgWarner which produce modules for the Volkswagen DSG gearbox.[5]
Graziano Trasmissioni was started in 1951 as a small family company with 15 employees by Carlo Graziano. In 1963, the company moved to its present headquarters inCascine Vica. After 1981, the company's export activity increased progressively. The company then expanded, opening a factory in India in 1999, another inSuzhou (China) in 2006 and a third inČervený Kostelec (Czech Republic), in 2006.
In 2007 it merged with North AmericanFairfield, becomingOerlikon Drive Systems, part of theOerlikon Group.
In March 2019, the Drive Systems segment of the Oerlikon Group, including the Graziano and Fairfield brands, was purchased byDana Incorporated and have become product brands of the company.[6]
From 1996-1997, Graziano cooperated withFerrari, developing and supplying complete gearboxes for theFerrari 360,612 Scaglietti,Enzo,F430,575M Maranello.
TheLamborghini Aventador uses a single-clutch lightweight 7-speedautomated manual gearbox built by Graziano.[7][8] Despite being single-clutch, gear-shifts are accomplished in 50ms.TheGallardo and the first-generationAudi R8 used a mid-engine Graziano gearbox (manual orautomated manual versions).
The DCT gearbox used in the Audi R8 was developed in partnership with Graziano. It is built and pretested at Graziano's Luserna plant in Italy before shipment to Volkswagen's Kassel plant in Germany, where the clutch and mechatronics modules are added. The finished transmission is then sent to Audi.[9]
TheAston Martin One-77,Vantage S, V8 Vantage,Aston Martin DB9 andMaserati GranTurismo S use rear-transaxle gearboxes, while theMaserati Quattroporte andCoupé & Spyder Trofeo- GranSport had anMT-AMTautomated manual gearboxes.
The 2014McLaren 650S uses the second generation of the SSG, with revised software which improves shifting times by further 0.3s.[10]
Graziano supplies the 2020Aston Martin Victor with its manual gearbox to handle its 614 lb⋅ft (832 N⋅m) of torque.[11]
It is now also used in the Noble M500 equipped with a 6 speed manual transmission.
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