TYPE - Type 30 Brake Chamber 3030 Piggyback Pancake Diaphragm, 7.875" REPLACEMENT - 234101 243101N 802490 K037502 236668 // 15130 151-30 // DP30 N20130F // Meritor 1126M009 R870894 // Freightliner BW 234101 // Automann 179.DT30 // Wagner 928030 A17547 A45880 // International BX234101 // BWP M-466 // Dayton 12-40030 // Euclid E8894 // ACB-3948 // T1028 L825 // Midland 18300 N20130 KN18300 // Newstar S-1798 // Westar 85-23009 SPECS - Weight 10oz TORQUE 2 PCS of Type 30 Piggyback Air Brake Chamber Diaphragm for 2.5" Stroke Piggyback Pancake(2 x TRDP30)