JT Sprockets

Online Catalogue

KTM 250 Freeride F

2019

Front Sprocket

OE Type Rubber Cushioned Front Sprocket

Part Number: JTF1901RB

Teeth: 14

Available Sizes: 13, 14

Steel Front Sprocket

Part Number: JTF1901

Teeth: 14

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

Lightweight Self-Cleaning Front Sprocket

Part Number: JTF1901SC

Teeth: 14

Available Sizes: 13, 14, 15, 16

JTF1901SC is a Lightweight Self-Cleaning sprocket

Rear Sprocket

Racelite Aluminium Rear Race Sprocket

Part Number: JTA891BLK

Teeth: 48

Available Sizes: 46, 48

Racelite Aluminium Rear Race Sprocket

Part Number: JTA891BLK

Teeth: 48

Available Sizes: 46, 48

Drive Chain

Pitch: 520

Length: 118

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
111213141516
Rear Sprocket484.36
+27.3%
4.00
+16.7%
3.69
+7.7%
3.43
standard
3.20
-6.7%
3.00
-12.5%

Lower gear ratios allow for higher top speeds.

Higher gear ratios increase torque for better acceleration.

Full Gear Ratio Chart (pdf)