Teraflex – Front Axle Sleeve Kit w/ Gussets – Jeep JK :
The TeraFlex JK Axle Sleeve and Gusset kit is designed to reinforce the weak axle tubing and knuckles on JK Dana 30 or 44 factory axles. This prevents unwanted bending or breaking under extreme conditions. Includes one short side and one long side inner axle sleeves, and two upper inner knuckle gussets. Fits all JK Wrangler models including Rubicon and Unlimited.