JT Sprockets

Online Catalogue

Honda FT500 Ascot — USA

1982 to 1983

Front Sprocket

Steel Front Sprocket

Part Number: JTF289

Teeth: 15

Available Sizes: 15, 16

Rear Sprocket

Steel Rear Sprocket

Part Number: JTR1334

Teeth: 42

Available Sizes: 34, 36, 39, 40, 41, 42, 43, 44, 45, 46, 47

Drive Chain

Pitch: 530

Length: 100

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
1516
Rear Sprocket342.27
-19.0%
2.12
-24.1%
362.40
-14.3%
2.25
-19.6%
392.60
-7.1%
2.44
-12.9%
402.67
-4.8%
2.50
-10.7%
412.73
-2.4%
2.56
-8.5%
422.80
standard
2.62
-6.2%
432.87
+2.4%
2.69
-4.0%
442.93
+4.8%
2.75
-1.8%
453.00
+7.1%
2.81
+0.4%
463.07
+9.5%
2.88
+2.7%
473.13
+11.9%
2.94
+4.9%

Lower gear ratios allow for higher top speeds.

Higher gear ratios increase torque for better acceleration.

Full Gear Ratio Chart (pdf)