X0101 EFFECT 33 LIVE 2017-07-26 17:00:00

S-4

0000943452 WESTINGHOUSE AIR BRAKE TECHNOLOGIES CORP 333-219354 0001458007 Turbonetics Holdings, Inc. 333-219354-23 0001616576 Workhorse Rail, LLC 333-219354-22 0001710990 Wabtec Railway Electronics, Inc. 333-219354-21 0001710989 Wabtec Railway Electronics Manufacturing, Inc. 333-219354-20 0001710991 Wabtec International, Inc. 333-219354-19 0001710992 RCL, L.L.C. 333-219354-18 0001710993 Railroad Friction Products Corp 333-219354-17 0001710994 Railroad Controls, L.P. 333-219354-16 0001711019 MotivePower, Inc. 333-219354-15 0001710995 Longwood International, Inc. 333-219354-14 0001710996 Longwood Industries, Inc. 333-219354-13 0001710997 Longwood Elastomers, Inc. 333-219354-12 0001710998 G&B Specialties, Inc. 333-219354-11 0001710988 Durox Co 333-219354-10 0001710999 Barber Steel Foundry Corp. 333-219354-09 0001711113 Xorail, Inc. 333-219354-08 0001711107 Young Touchstone Co 333-219354-07 0001711020 Ricon Corp. 333-219354-06 0001711000 Aero Transportation Products, Inc. 333-219354-05 0001711025 TransTech of South Carolina, Inc. 333-219354-04 0001711024 Thermal Transfer Acquisition Corp 333-219354-03 0001711022 Standard Car Truck Co 333-219354-02 0001711021 Schaefer Equipment, Inc. 333-219354-01