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    John Deere 644G Parking Brake Comes On when The Transmission oil warms up after use for about 30mins to 60mins

    Hi, hopefully, someone else had a similar experience and can give me some guidance. I have a 1993 644G loader with about 9300hrs, The Unit works fine under light load for a longer period. Once the unit starts working and the transmission oil indicator gets to about 1/2 or a little above the warm...
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    Lull 644-TT-34 Highlander 2: Front/Rear Brake Caliber Issues

    Dear Members, I found this forum while searching for replacement Brake Caliber Assembly's for my Lull 644 Highlander 2. The issue is she will not make it 50' without the Front and Rear Drivetrain Brake Caliber's clamping down on her.. I was literally driving her 200 yds from our warehouse to a...
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    644 tt 34 Lull boom cylinder

    Hi all, new to this site, looks to be an awesome place! I am in the process of buying a 644 tt 34 Lull that has a leaking boom cylinder. I have rebuilt cylinders before just nothing of this length (it's about 10' long) It appears as though the cyl has to come out the rear of the boom and I've...
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