This is a A-106-5122 Compressor, New PN: 106-5122Main Description As Following : A-106-5122 Compressor, New P.N: 106-5122 A-106-5122 Compressor, New P.N: 106-5122 Replaces: 3E-1909 CATERPILLER , Crossed From: 3506-7001 , Found in Section & Models : Air Conditioning Parts > Compressor, Caterpillar CRAWLER: D6M, Caterpillar CRAWLER: D6R, Caterpillar CRAWLER: 953B, Caterpillar WHEEL LOADER: 924G, Caterpillar WHEEL LOADER: 928G, Caterpillar WHEEL LOADER: 930G, Caterpillar WHEEL LOADER: 938G, Caterpillar WHEEL LOADER: 950G, Caterpillar WHEEL LOADER: 962G, Caterpillar WHEEL LOADER: 973C Associated Items : New Also A-CT-P-D6M3WN And : High Quality Afternaket Shipped from Both US and Canada