JT Sprockets

Online Catalogue

Yamaha YZF 1000 R Thunder Ace <<< 530 Chain Conversion (4VD)

1998 to 2000

Front Sprocket

Steel Front Sprocket

Part Number: JTF580

Teeth: 17

Available Sizes: 15, 16, 17

OE Type Rubber Cushioned Front Sprocket

Part Number: JTF580RB

Teeth: 17

Available Sizes: 16, 17

Rear Sprocket

Steel Rear Sprocket

Part Number: JTR859

Teeth: 47

Available Sizes: 38, 39, 40, 41, 42, 43, 44, 46, 47, 48, 49

Drive Chain

Pitch: 530

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
151617
Rear Sprocket382.53
-8.4%
2.38
-14.1%
2.24
-19.1%
392.60
-6.0%
2.44
-11.8%
2.29
-17.0%
402.67
-3.5%
2.50
-9.6%
2.35
-14.9%
412.73
-1.1%
2.56
-7.3%
2.41
-12.8%
422.80
+1.3%
2.62
-5.1%
2.47
-10.6%
432.87
+3.7%
2.69
-2.8%
2.53
-8.5%
442.93
+6.1%
2.75
-0.5%
2.59
-6.4%
463.07
+10.9%
2.88
+4.0%
2.71
-2.1%
473.13
+13.3%
2.94
+6.3%
2.76
standard
483.20
+15.7%
3.00
+8.5%
2.82
+2.1%
493.27
+18.2%
3.06
+10.8%
2.88
+4.3%

Lower gear ratios allow for higher top speeds.

Higher gear ratios increase torque for better acceleration.

Full Gear Ratio Chart (pdf)