Cognito 01-13 Chevy/GMC Silverado/Sierra 2500/3500 HD 2WD/4WD Alloy Series Tie Rod KitThe Cognito Alloy Series Tie Rod kit is a Heavy Duty stock replacement upgrade where the inner joint incorporates an oversized alloy ball and socket. Sold as a Pair. Made in the USA. Note: Due to the larger inner joint, longer sway bar end links may be necessary for stock or lifted vehicles to avoid contact with the sway bar while turning. This Part Fits: Year Make Model Submodel 2001 2006 Chevrolet Silverado 2500 HD LS 2001 2010 Chevrolet Silverado