The TeraFlex JK knuckle gusset kit is designed to reinforce the weak factory knuckles on JK Dana 30 or 44 factory axles. This prevents unwanted bending or breaking under extreme conditions. Includes two upper inner knuckle gusstes. Fits all JK Wrangler models including Rubicon and Unlimited.
JK Wrangler
JKU Wrangler Unlimited
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