Description: Express, savana. Tahoe, Yukon, Escalade. With 6 speed trans. Sierra, silverado. 9.50, 9.75. 5.3l. Suburban, Yukon XL. Outer. Escalade ESV. Ring Gear 9.50". Tapered roller bearing elements that support and allow the pinion gear to rotate within the axle or final drive housing This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors