Gear Reduction 219 Primary Chain Drive Kit Gold Series kit
Primary gear reduction allows you to run a smaller final drive sprocket reducing reciprocating mass and un-sprung weight.
SUR-RON LB GEAR RATIOS |
Rear Sprocket |
Final Drive Ratio/1 |
Standard PCD Overall Ratio/1 |
Gear Reduction PCD Overall Ratio/1 |
48 |
3.42 |
8.4 |
9.08 |
52 |
3.71 |
9.1 |
9.84 |
54 |
3.8 |
9.45 |
10.22 |
56 |
4.0 |
9.8 |
10.6 |
58 |
4.1 |
10.15 |
10.97 |
60 |
4.28 |
10.5 |
11.35 |
- One-piece, steel sprockets with improved heat treatment for reduced wear
- KMC 219H chain that is extremely stretch resistant
- Sprockets are improved to provide more adjustment for longer life
- 20% lighter than the stock belt system
Replace that primary belt drive system before it fails! Install a db DirtyBike Industries super quiet 219 primary chain drive system. This primary chain drive kit is much quieter than the 420 kit and is available with the stock gear ratio or a gear reduction.
Fits all Sur-Ron Light Bee and Segway X260/160.