Fitment List - Power Steering Pump Replacement fit for 1999-2006 Sierra Silverado 2000-2003 Suburban Yukon XL 2002-2003 Avalanche Escalade 2003-2006 Cheyenne Easy Installation - Direct replacement for 20-8704, no modification needed. Reliable Performance - High-quality aluminum construction ensures quick, consistent and smooth operation. Ideal Choice - Engineered to meet OEM standards at reasonable price