Rugged Ridge 11546.50 HD Tire Carrier Kit for Jeep JK Wrangler or 2007-2018 Jeep Wrangler JK and JKU HD Tire Carrier System is rated up to and including 37 inch wheel/tire combination Vibration tested to MIL-STD-810 to simulate vigorous off road driving conditions Maintain one handed entry to your cargo area Compatible with all aftermarket and OE rear bumpers Solid aluminum Hinge Casting and heavy duty steel Wheel Mount provides strong, sturdy support for tailgate and oversized spare tire