JT Sprockets

Online Catalogue

Suzuki DR-Z400 SM-K5,K6,K7,K8,K9 (Japan) (SK44A)

2005 to 2009

Front Sprocket

Lightweight Self-Cleaning Front Sprocket

Part Number: JTF432SC

Teeth: 15

Available Sizes: 13, 14, 15

Steel Front Sprocket

Part Number: JTF432

Teeth: 15

Available Sizes: 11, 12, 13, 14, 15

Rear Sprocket

Steel Rear Sprocket

Part Number: JTR822

Teeth: 41

Available Sizes: 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53

Drive Chain

Pitch: 520

Length: 110

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
1112131415
Rear Sprocket413.73
+36.4%
3.42
+25.0%
3.15
+15.4%
2.93
+7.1%
2.73
standard
423.82
+39.7%
3.50
+28.0%
3.23
+18.2%
3.00
+9.8%
2.80
+2.4%
433.91
+43.0%
3.58
+31.1%
3.31
+21.0%
3.07
+12.4%
2.87
+4.9%
444.00
+46.3%
3.67
+34.1%
3.38
+23.8%
3.14
+15.0%
2.93
+7.3%
454.09
+49.7%
3.75
+37.2%
3.46
+26.6%
3.21
+17.6%
3.00
+9.8%
464.18
+53.0%
3.83
+40.2%
3.54
+29.5%
3.29
+20.2%
3.07
+12.2%
474.27
+56.3%
3.92
+43.3%
3.62
+32.3%
3.36
+22.8%
3.13
+14.6%
484.36
+59.6%
4.00
+46.3%
3.69
+35.1%
3.43
+25.4%
3.20
+17.1%
494.45
+63.0%
4.08
+49.4%
3.77
+37.9%
3.50
+28.0%
3.27
+19.5%
504.55
+66.3%
4.17
+52.4%
3.85
+40.7%
3.57
+30.7%
3.33
+22.0%
514.64
+69.6%
4.25
+55.5%
3.92
+43.5%
3.64
+33.3%
3.40
+24.4%
524.73
+72.9%
4.33
+58.5%
4.00
+46.3%
3.71
+35.9%
3.47
+26.8%
534.82
+76.3%
4.42
+61.6%
4.08
+49.2%
3.79
+38.5%
3.53
+29.3%

Lower gear ratios allow for higher top speeds.

Higher gear ratios increase torque for better acceleration.

Full Gear Ratio Chart (pdf)