Certain zf trading North America aftermarket wheel bearing kits, lemfoerder P/N 1402301, sold for installation on 1992-2001 Mercedes Benz SL500 (R129) vehicles after April 1, 2005. The caliper mounting bolts used in the wheel bearing kit may be defective, shear off and break. If both caliper mounting bolts break, the brake caliper may become unfixed and, when the vehicle is braked, the brake rotor could drag the caliper, causing the brake hose to rupture and the vehicle's suspension to be damaged.