JT Sprockets

Online Catalogue

Gilera 600 XR/T

1988 to 1989

Front Sprocket

Part Number: TBA

Teeth: 14

Available Sizes:

Rear Sprocket

Steel Rear Sprocket

Part Number: JTR5

Teeth: 43

Available Sizes: 39, 40, 41, 43, 44, 45, 46, 47, 49

Drive Chain

Pitch: 520

Length: 106

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
14
Rear Sprocket392.79
-9.3%
402.86
-7.0%
412.93
-4.7%
433.07
standard
443.14
+2.3%
453.21
+4.7%
463.29
+7.0%
473.36
+9.3%
493.50
+14.0%

Lower gear ratios allow for higher top speeds.

Higher gear ratios increase torque for better acceleration.

Full Gear Ratio Chart (pdf)