The Synergy 8568-21 Heavy-Duty Tie Rod to improve the front end of your 2003-2013 Dodge Ram 1500/2500/3500 4WD. This Synergy Heavy Duty Tie Rod is designed to be a bigger and stronger, replacement for the factory tie rod in your truck. No drilling, reaming, or modifying of the knuckles is required when installing this tie rod.