TQ engineered rubber ensure maximum durability and safety, Bushings are manufactured from high quality elastomer compounds for durability and ride performance, Quad-lip seal provides maximum contaminants protection, Powdered metal formula enhances strength and durability, Bushings are assembled with the proper pre-compression to provide the ultimate in performance and feel, High temperature synthetics and fatigue resistance support extended service life, even in harsh conditions, Part Reference Numbers : BC811519XL BC811519PR BC811519 GK201355 MK201355 K201355 10553102 2749422 5085415AF 5085416AF, Kit Includes: 2x Rear Suspension Trailing Arm Bushing (Both Side), Part Reference Numbers : BC811519XL BC811519PR BC811519 GK201355 MK201355 K201355 10553102 2749422 5085415AF 5085416AF