Ferrari 550 Maranello 1999, Limited Slip Differential by OS Giken®. The OS Super Lock LSD is the culmination of over four years of extensive research and development that led to a revolutionary LSD design with the capacity to house an unprecedented number of friction plates (up to 28 plates in total). Combined with our patented lock timing system, the Super Lock LSD is able to achieve complete lock in a progressive, smooth, and quiet manner, making it suitable for both street and racing performance.
- Clutch Type
- Multi - Adjustibility
- Forged Gears
Established by Osamu Okazaki in 1973, OS Giken® has followed its commitment to the ultimate in functionality and reliability of its products. Today the company boasts an enviable reputation as one of the best racing drivetrain parts manufacturers in the world. All OS Giken products are designed and manufactured under strict quality-control guidelines. The company offers an expansive collection of performance engine and transmission parts, driveline and axles as well as top-grade oil, fluids, and lubricants.