2004-2009 Suzuki LT-Z250 Service Manual, Page 284Get this manual
SERVICING INFORMATION
DRIVE TRAIN
ITEM Primary reduction ratio Secondary reduction ratio Final reduction ratio Gear ratios 1st 2nd 3rd 4th 5th Reverse Shift fork to groove clearance Shift fork groove width Shift fork thickness Gearshift lever height Secondary bevel gear backlash Rear drive (final) bevel gear backlash STANDARD 3.047 (6421) 1.133 (1715) 3.200 (3210) 3.083 (3712) 1.933 (2915) 1.388 (2518) 1.095 (2321) 0.913 (2123) 2.833 (3412) 0.10 0.30 (0.004 0.012) 4.50 4.6 (0.169 0.173) 4.30 4.40 (0.169 0.173) 10 (0 .393) 0.03 0.15 (0.001 0.006) 0.05 0.30 (0.002 0.012)