JT Sprockets

Online Catalogue

Kawasaki KLX450 R AMFNN

2021

Front Sprocket

Lightweight Self-Cleaning Front Sprocket

Part Number: JTF1565SC

Teeth: 13

Available Sizes: 13, 14

JTF1565SC is a Lightweight Self-Cleaning sprocket

Steel Front Sprocket

Part Number: JTF1565

Teeth: 13

Available Sizes: 12, 13

Rear Sprocket

Steel Rear Sprocket

Part Number: JTR460

Teeth: 50

Available Sizes: 39, 42, 43, 44, 45, 46, 47, 48, 50, 52, 53

Lightweight Self-Cleaning Rear Sprocket

Part Number: JTR460SC

Teeth: 50

Available Sizes: 48, 49, 50, 51

Drive Chain

Pitch: 520

Length: 114

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
1213
Rear Sprocket484.00
+4.0%
3.69
-4.0%
494.08
+6.2%
3.77
-2.0%
504.17
+8.3%
3.85
standard
514.25
+10.5%
3.92
+2.0%

Lower gear ratios allow for higher top speeds.

Higher gear ratios increase torque for better acceleration.

Full Gear Ratio Chart (pdf)