2-4" Front Upper Control Arms For 2000-2010 Silverado Sierra 2500HD 3500HD 2003-2009 H2 with Ball Joint, 2PCS Adaption 2-4" Lift Suspension Kit Adjustable Control Arm, Replacement OEM Factory Arms

Product description <img alt="1" src=https://m.media-amazon.com/images/S/aplus-media-library-service-media/ee907f9f-8c16-4dd2- a421-f3a4f745dad1.__CR0,0,600,450_PT0_SX600_V1___.jpg/> Longer Service Life Protective Cover High Quality Rubber Pre-greased Ball Joint Assembly Solves The Friction Problem, High Hardness With Heavy-duty Prevent silt from entering the ball head and extend its service life Forging with steel or aluminum to increase stiffness <img alt="31760" src=https://m.media-amazon.com/images/S/aplus-media-library-service-media/e1be481c-90cd-44e8-a63f-8331770c66a8.__CR0,0,600,450_PT0_SX600_V1___.jpg/> Will these work on 2006 Sierra 2500HD? Yes, this product is suitable for 2000-2010 Silverado Sierra 2500HD 3500HD.

Is this the front cpper control arms or the rear upper control arms？ Adaption 2-4" lift suspension kit adjustable front control arm.

Is this project 2 pieces or 1 piece? 2PCS How about after-sales service？ We offer a 12 month.

If you have any questions, our human service team will answer your questions 24 hours a day.