段數 Stage L2 (雙段?Double stage) 速比 Speed Ratio 15,20,25,30,35,40,50,70,100

段數 Stage L1(單段 single stage) 速比 Speed Ratio 3,4,5,7,10

段數 Stage L2 (雙段 Double stage) 速比 Speed Ratio 15,20,25,30,35,40,50,70,100

  段數 Stage L1(單段 single stage) 速比 Speed Ratio 3,4,5,7,10

段數 Stage L1 (單段 single stage) 速比 Speed Ratio 3,4,5,7,10

段數 Stage L2 (雙段 Double stage) 速比 Speed Ratio 15,20,25,30,35,40,50,70,100

段數 Stage L1(單段 single stage) 速比 Speed Ratio 3,4,5,7,10

段數 Stage L2 (雙段 Double stage) 速比 Speed Ratio 15,20,25,30,35,40,50,70,100

段數 Stage L1(單段 single stage) 速比 Speed Ratio 3,4,5,7,10

段數 Stage L2 (雙段 Double stage) 速比 Speed Ratio 15,20,25,30,35,40,50,70,100

2 段 Double Stage RATIO : 20, 25, 35, 40, 50, 70, 100

1 段 Single Stage RATIO : 4, 5, 7, 10