Prothane Spring Shackle Bushing - Cadmium - GM F-Body / X-Body 1967-81 Multi-Leaf 23011313 do not use standard groover

do not use standard groover blades with this groover

along with programmable shift and warning lights

2000-2015 Chevrolet Tahoe

Only fits Classic (Sqaure) westhold transponders

Prothane Spring Shackle Bushing - Cadmium - GM F-Body / X-Body 1967-81 Multi-Leaf 23011313 do not use standard grooverPROTHANE has exclusive and innovative technologies that guarantee stability and high performance every time. Each of our products is specifically tailored to exact specifications of resiliency, performance and durability for the specific application. That is why the PROTHANE products are greatly superior. Leaf Spring Shackle Bushing Precision Fabrication Assures Perfect FitProthane manufactures high performance bushings and driveline components. From