Timbren front end load booster kit fits the following GM products 4 WHEEL DRIVE
1500HD (2001-2003) 2500, 2500HD (1999-2005) 2500 AVALANCHE(2002-2005) K20, K2500, K30, K3500 WITH FRONT CAST LOWER CONTROL ARM (1996-2000) 3500 (2001-2005) HUMMER H2 (2003-2005) 2500 SUBURBAN / YUKON (2000-2005)