Js Racing - Rear Trailing Pillow Bush - Honda - Civic EK4Specifications: Manufacturer: Js Racing Position: Rear Camber Adjustment Range: By replacing the bushing located in the center of the largest rear trailing arm with a ball bearing, the arm movement that was previously restricted by the bushing is made more flexible, allowing the rear suspension to move more naturally. Furthermore, by suppressing alignment changes caused by bushing distortion, it contributes to a number of performance improvements,