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Bus Discussion => Bus Topics ( click here for quick start! ) => Topic started by: eagle19952 on February 07, 2015, 06:34:20 AM

Title: What's the difference ?
Post by: eagle19952 on February 07, 2015, 06:34:20 AM
between WILLIAMS Controls....Pneumatic Transmission Modulator WM775 and WM775B ?
Title: Re: What's the difference ?
Post by: luvrbus on February 07, 2015, 07:47:24 AM
Just a upgrade the B has brass sleeve instead of the plastic and works at a higher pressure I think 75 lbs instead of 60 lbs but still needs to be changed every 50,000 miles
Title: Re: What's the difference ?
Post by: eagle19952 on February 07, 2015, 08:10:23 AM
so...buy the B ?   ???

Quote from: luvrbus on February 07, 2015, 07:47:24 AM
Just a upgrade the B has brass sleeve instead of the plastic and works at a higher pressure I think 75 lbs instead of 60 lbs but still needs to be changed every 50,000 miles
Title: Re: What's the difference ?
Post by: luvrbus on February 07, 2015, 08:25:48 AM
Yep buy the B I didn't even know you could buy the other but never check either