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Located at : 16927 FM 787 w. Cleveland Texas 77327 281-592-0962 Josiah Mizell 2006 and 2007 AMA youth Champ! First to win AMA Youth National Championship twice! check out : www.teammizell.com |
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GasGas PRO 280 The PRO is technology at it's peak, in motorcycle design, but it comes at a small price. The shifting shaft runs through the center of the shift-drum and has an internal engagement system leaving only the part you see exposed behind the clutch basket. To get to it, remove the right side cover, being careful to watch for the spacer washer that is on the kickstart shaft. a small allen head bolt can be found in the center of the clutch assembly. Remove it and pull the basket off. It may take some coercing with a small pry-screwdriver the first time. The allen bolt with the hexnut is an offset cam, which allows adjustment of the shifter lever. An encounter with a rock or other immoveable object has been known to effect the shifting-throw. This "cam" is for centering the lever again.
The blue arrow points to a broken shifter spring. Fan: Put a little white paint on every other fan blade to make it easier to see when running! Maintenence Check spokes on a regular basis Check rear sprocket bolts/nuts OFTEN. Check brake disc allen bolts regularly PRO Specs Spark Plug Gap :20/1000 or .5mm Spark Plug: NGK- BPR 5 ES or Bosch WR8DP Crankcase oil: Dextron III ATF. 350cc in 2002 Pro, 450cc in '03 Pro. Change every 10 hours of operation. Earlier model bikes use 650cc and change every 50 hours. Fork Oil: 300cc of 7wt in each fork leg
GasGas Tx 50 Problem : The brake pedal hangs down a little too far and has a tendency to "catch" on rocks, roots, etc. and fix: 1st, mark the brake pedal area that touches the "stop". Remove the pedal. Using a die-grinder, dremel, or round file, remove 5/16" worth of metal from the pedal-stop area. 2nd: Remove the piston arm from the master cylinder and replace with a longer metric bolt, to extend it. Grind off the bolt head and lengthen appropriately. The brake pedal should retract completely to the stop in the higher position, giving enough clearance to prevent further "hang-ups".
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