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Cusco LSD RS1.5 Front for GDB(C) GRB GVB STI Impreza

The Cusco Type RS Limited Slip Differential (LSD) with a 1.5-way setting is engineered for front axle use on Subaru Impreza WRX STI models, specifically for GDB(C), GRB, and GVB chassis. This LSD utilizes advanced spring technology to provide smooth and consistent lock-up with minimal chatter, improving traction and handling during acceleration while reducing understeer on deceleration.

Designed for motorsport and spirited driving, the RS1.5 LSD features a helical gear design and precision coil springs that evenly distribute pressure on friction plates, enhancing durability and reducing power loss. Its oil-through system ensures optimal lubrication, promoting longevity and performance under demanding conditions.

  • Type RS 1.5-way limited slip differential
  • Helical gear design for smooth power transfer
  • Special coil springs reduce initial torque and chatter
  • Oil-through system for effective lubrication
  • Improves traction and reduces understeer on deceleration
  • Fitment for 2004-2014 Subaru Impreza WRX STI GDB(C), GRB, GVB
Make Model Year Type
Subaru Impreza 2004 WRX STI
Subaru Impreza 2005 WRX STI
Subaru Impreza 2006 WRX STI
Subaru Impreza 2007 WRX STI
Subaru Impreza 2007 WRX STI Limited
Cusco USA is a division of Carrosser Co. Ltd, which is based in Japan. Cusco USA is the headquarters for market research, product development, sales and distribution in the Americas. Our headquarters are located in Huntington Beach, California. Cusco's mission is to develop and deliver vehicle components that enhance the driver’s experience and ability to control a vehicle to the highest level. Consumers purchase their parts because our company was founded on this principle and still delivers it today. Cusco produces high-quality coil-overs, suspension parts, drive trains, strut tower bars, chassis bars and roll cages and different engine and body parts.
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