Online Catalogue
Yamaha TT250 R LW
1999 to 2000
Front Sprocket
Rear Sprocket
Steel Rear Sprocket
Part Number: JTR853
Teeth: 54 Check Availability
Available Sizes: 38, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52
![](fileadmin/product_images/diagrams/small/JTR853.png)
![](fileadmin/product_images/photos/small/JTR853-40 Steel Sprocket 2021_11_26.jpg)
Racelite Aluminium Rear Race Sprocket
Part Number: JTA853BLK
Teeth: 54 Check Availability
Available Sizes: 40, 41, 43, 44, 46, 48, 49, 50, 51, 52
![](fileadmin/product_images/diagrams/small/JTA853.png)
![](fileadmin/product_images/photos/small/JTA853-50BLK Aluminium Sprocket 2021_08_24.jpg)
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
Teeth | Front Sprocket | |
14 | ||
Rear Sprocket | 54 | 3.86 standard |
Lower gear ratios allow for higher top speeds.
Higher gear ratios increase torque for better acceleration.