LoadLifter 5000 Ultimate Replacement Air Spring LoadLifter 5000 Ultimate Replacement Air Spring; Includes Hardware And One Air Spring; Not Full Kit; For PN[88275] Or PN[88286] CHEVROLET GMC SIERRA 2500 HD SIERRA 3500 SIERRA 3500 HD SILVERADO 2500 HD SILVERADO 3500 SILVERADO 3500 HD BASE LS LT LTZ SL SLE SLT WT 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 6.6L Duramax Turbo Diesel LB7 (403) 6.6L Duramax Turbo Diesel LBZ (403) 6.6L Duramax Turbo Diesel LLY (403) 6.6L Duramax Turbo Diesel LMM (403) 6L GEN III Bi-Fuel LQ4 Vortec (364) 6L GEN III CNG LQ4 Vortec (364) 6L GEN III LQ4 Vortec (364) 6L GEN IV Flex L96 Vortec (364) 6L GEN IV LY6 Vortec (364) 8.1L L18 Vortec (496) BI-FUEL CNG DIESEL FLEX GAS AirLift AirLift LoadLifter 5000 Ultimate Replacement Air Spring - 84290 84290 Air System Replacement Air Bags