SuperSprings SuperSprings; Light Duty; Provides From 800 lbs To 6000 lbs Of Additional Capacity; 40 in. L x 2.5 in. W x .360 in.; Never Exceed Gross Vehicle Weight Rating; CHEVROLET DODGE FORD GMC MERCURY CANYON COLORADO DURANGO EXPLORER EXPLORER SPORT TRAC MOUNTAINEER BASE EDDIE BAUER LIMITED LS LT POSTAL R/T SL SLE SLT SLT PLUS SPORT SPORT LS SXT WT XL XL FLEET XLS XLT Z71 Z71 FLEET Z71 LS Z71 SL Z71 SLE Z85 Z85 LS Z85 SL Z85 SLE 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2.8L LK5 (2770cc) 2.9L LLV Vortec (178) 3.5L L52 (3460cc) 3.7L LLR Vortec (223) 3.9L Magnum (239) 4.7L Power-Tech (285) 4L (245) 4L Flex (245) 5.2L Magnum (318) 5.3L GEN IV LH8 Vortec (325) 5.3L GEN IV LH9 Vortec (325) 5.9L Magnum (360) 5L (302) FLEX GAS with Adjustable Supersprings Supersprings SuperSprings - SSA3 SSA3 Leaf Spring Helper