Firestone Ride Rite Rear Kit. Most kits are no-drill systems easily installing in 1-2 hours. Follow manufacturer recommendations for proper fit/installation information. Features of Firestone 2400 Ride Rite Rear Kit Enhances safe load-carrying capacity Improves stability and ride quality Most kits are no-drill systems easily installing in 1-2 hours Added brake effectiveness Package Contents: Firestone 2400 Ride Rite Rear Kit Firestone 2400: Ride Rite Rear Kit