JT Sprockets

Online Catalogue

Yamaha TZR125 RR

1996 to 2000

Front Sprocket

Steel Front Sprocket

Part Number: JTF558

Teeth: 18

Available Sizes: 13, 14, 15, 16, 17, 18, 20

OE Type Rubber Cushioned Front Sprocket

Part Number: JTF558RB

Teeth: 18 Check Availability

Available Sizes: 16

Rear Sprocket

Steel Rear Sprocket

Part Number: JTR1847

Teeth: 51

Available Sizes: 46, 47, 48, 51, 55, 56, 57

Drive Chain

Pitch: 428

Length:

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

TeethFront Sprocket
1618
Rear Sprocket513.19
+12.5%
2.83
standard

Lower gear ratios allow for higher top speeds.

Higher gear ratios increase torque for better acceleration.

Full Gear Ratio Chart (pdf)