Product details:

Currie Enterprises CE-9122F: Bump Stop Kit "Polyurethane" Front 97-01 Jeep TJ Includes Aluminum Spacers - Currie bump stop kits extend your suspension stop impact point for proper contact. They are made with quality polyurethane components and aluminum spacers and incorporate coil spring retainers. The bump stops mount inside the front and rear coil springs and have 'poly' spacers top and bottom. Lift performance begins with Currie Enterprises.