Gas Tank - Dirt Bike - Plastic - 47cc 49cc 2-Stroke Pocket Bike - Version 80WH 156377 Drive face center hole: 19

Drive face center hole: 19 teeth (spline shaft)

There is a tank that the mounting holes are 13 inches apart

Spline count on end of shaft: 21 teeth spline

Overall measurement:  88

Gas Tank - Dirt Bike - Plastic - 47cc 49cc 2-Stroke Pocket Bike - Version 80WH 156377 Drive face center hole: 19Gas Tank for a 47cc and 49cc 2 Stroke Chinese Dirt Bike. Tank details: Mounting holes center to center are 5. 9 inches apart. Filter and line not included Length 5. 7 inches Width 4. 0 inches Height w o cap 3. 1 inches Nipple on bottom Comes with cap Shipping details: Do you need your gas tank fast? If you order before 3: 00 pm CST, Monday thru Friday, your order goes out the same day. Buy now!