9/16 Medium Duty Stem Bushing Kit ICON Vehicle Dynamics Tire & Wheels - Tires RockJock's cast 65-45-12 ductile iron

RockJock's cast 65-45-12 ductile iron knuckles exceed OEM quality and strength

Engineered for maximum traction and consistent ET's with superior construction and compounding for nearly every drag race application

Our brackets are built out of T-6061 Aluminum or Stainless Steel and are available in natural or polished finishes

0L Engine and 1987-1989 YJ Wrangler w/ 4

9/16 Medium Duty Stem Bushing Kit ICON Vehicle Dynamics Tire & Wheels - Tires RockJock's cast 65-45-12 ductile iron9 16 Medium Duty Stem Bushing Kit Icon Vehicle Dynamics. Details Color: Black Material: Rubber Grade Type: Performance Grease Fitting Included: No Greaseable: No Mounting Hardware Included: Yes Shock Mount Type: Stem Mount Universal Or Specific Fit: Universal