can a Gen 3 trigger be put into a Gen 4 19 [Archive] - Glock Talk Glock Talk > Go Ask The Expert Forums > GATE Glock Pistol Forum > can a Gen 3 trigger be put into a Gen 4 19 PDA View Full Version : can a Gen 3 trigger be put into a Gen 4 19 huntlife12-23-2010, 06:41I just got a Gen 4 19 and I want a smooth trigger. Can I put a Gen 3 trigger (the 357 trigger) into a Gen 4 19 without issues? JR12-23-2010, 09:58The G17 Gen3 guns use trigger bar number 357. The G17 Gen4 guns use trigger bar number 3608. Do not use the Gen3 TB in the Gen4 gun vBulletin® v3.8.7, Copyright ©2000-2013, vBulletin Solutions, Inc.