JT Sprockets

Online Catalogue

Honda Z50 R — USA

Off Road

1979 to 1981
Front Sprocket
Part No.Teeth
JTF25212
Available Sizes
12, 13, 14, 15, 16, 17
Rear Sprocket
Part No.Teeth
JTR25537
Available Sizes
26, 28, 30, 35, 37, 39, 40, 42, 45
Chain
PitchLength
42076

Please note that the chain shown in this listing is for size reference only. For the correct chain type and grade, please refer to the vehicle's manufacturer manual.

Gear Ratio Chart

Full Gear Ratio Chart (pdf)

Teeth121314151617
262.172.001.861.731.621.53
282.332.152.001.871.751.65
302.502.312.142.001.881.76
352.922.692.502.332.192.06
373.082.852.642.472.312.18
393.253.002.792.602.442.29
403.333.082.862.672.502.35
423.503.233.002.802.622.47
453.753.463.213.002.812.65