This set includes 10 main crankshaft bearing shells designed for M278 4.6L and 4.7L V8 turbocharged engines.The bearings are standard specification (STD) and compatible with vehicles including GL450, S500, G63, W222, W212, W166, and M157 engine applications.Part numbers included: 2760331501 and 2780330201.Fits models with OE part numbers 2760331001, 2780330601, 2780330002, 2780330802, 2780330602, and 2780330902.Compatible with CLS500, CLS550, CL500, CL550, E500, E550, GL450, GL500, GL550, ML500, ML550, GLE500, GLE550, GLS500, GLS550, S500, S550, S500 Coupe, SL500, and SL550.