Supreme Suspensions - Grand Cherokee Lift Kit 2.5" Front + 2.5" Rear Suspension Lift (Black) PRO FITMENT: 1999 - 2004 Jeep Grand Cherokee WJ (2WD 4WD). CONTENTS: (2x) High-Crystalline Delrin Front Spring Spacers, (2x) High-Crystalline Delrin Rear Spring Spacers, Installation Instructions, and Supreme Suspensions Pro Pack. TECHNICAL NOTES: 2.5 inch front and 2.5 inch rear lift. Maintains factory ride quality. INSTALLATION: Easy 'bolt-on' installation takes 2 - 4 hours. No special tools are required. BENEFITS: Improves the look of your Jeep and increases ground clearance, allowing you to fit larger wheels and tires. Delrin has the highest tensile strength of any thermoplastic and does not compress under load. *An alignment is recommended after install. **Please note that spacer thickness to lift height is not a 1:1 ratio. A Track Bar may be required of wobbling or wandering occurs. (2x) High-Crystalline Delrin Front Spring Spacers (2x) High-Crystalline Delrin Rear Spring Spacers Installation Instructions Supreme Suspensions Pro Pack