The Hydraulic Filter P170949 replaced by 1526902 51729 1729 RE51797,Applied to For Caterpillar 2384C(C6.6 Engine), 2470C(C6.6 Engine), 2484C(C6.6 Engine), 2570C(C7.1 Engine), 2670C(C7.1 Engine), 525B(3126 Engine), 525C(C7 Engine), 535C(C7 Engine) John Deere 655K(PowerTech PVX 6.8L Engine), 755K(6068HT Engine), 8100(6076 7.6L Engine), 8100(6081 8.1L Engine)