Check the listing for details. 1.5" Front Spring Spacer Set for Jeep Wrangler JK 2007-2018 (Leveling Kit). Condition: New. Listed at 49.99 USD. Adds 1.5" front end ride height to Jeep JK Wrangler (2 door), and JK Wrangler Unlimited (4 door) 2007-2018 Set includes 2 pieces. Height is 1.5", Inner Diameter is 2.5", Outer Diameter is 5.125" Install between Jeep frame and rubber spring isolator (on top of spring). Install time is 1-2 hours, jack and wrenches are required. Stack additional units to attain different heights. (Up to 2 inches of lift can be obtained with multiple front spring spacers.) Made from the toughest available semi rigid urethane to absorb impacts and pressure. 5 year warranty. (Replacement spacer provided to original purchaser if the spacer fails while installed as advised on Jeep suspension.)Adds 1.5" front end ride height to Jeep JK Wrangler (2 door), and JK Wrangler Unlimited (4 door) 2007-2018 Set includes 2 pieces. Height is 1.5", Inner Diameter is 2.5", Outer Diameter is 5.125" Install between Jeep frame and rubber spring isolator (on top of spring). Install time is 1-2 hours, jack and wrenches are required. Stack additional units to attain different heights. (Up to 2 inches of lift can be obtained with multiple front spring spacers.) Made from the toughest available semi rigid urethane to absorb impacts and pressure. 5 year warranty. (Replacement spacer provided to original purchaser if the spacer fails while installed as advised on Jeep suspension.)