ReedRepower Posted August 13, 2011 Share Posted August 13, 2011 I have been searching every where for one.Went to local mack dealer and got laughed at by 6 mechanics after I bought a 380$ shift knob.problem> leaks air out vent on knob when in d,n,r will not go in reverse.even after replaced shift knob(took pic of lines before exchange so would not get mixed up) Quote REAL TRUCKS ARE HOME BUILT,NOT BOUGHTFEAR THE GOVERMENT THAT FEARS YOU! Link to comment https://www.bigmacktrucks.com/topic/20168-6-speed-air-shifter-schematic/ Share on other sites More sharing options...
rhasler Posted August 13, 2011 Share Posted August 13, 2011 Is it a T107 series transmission? Sounds like the shift cylinders may need to be rebuilt with new o-rings. Quote "Mebbe I'm too ugly and stupid to give up!" Link to comment https://www.bigmacktrucks.com/topic/20168-6-speed-air-shifter-schematic/#findComment-83642 Share on other sites More sharing options...
ReedRepower Posted August 13, 2011 Author Share Posted August 13, 2011 Thats what i'm afraid of.I'll get some trans #'s Quote REAL TRUCKS ARE HOME BUILT,NOT BOUGHTFEAR THE GOVERMENT THAT FEARS YOU! Link to comment https://www.bigmacktrucks.com/topic/20168-6-speed-air-shifter-schematic/#findComment-83643 Share on other sites More sharing options...
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