We are a manufacturer with more than 15 years history, ISO9001: 2008 Quality Management Certificate, we provide a one year warranty and whole life technical service. 
The track drive gearbox we product with our brand Bonny Hydraulic enjoy a wide range: Output torque from 1000-900000N. M, Reduction ratios from5.3 to 658. Replace all Bonfiglioli 700C series in parameters and installation size, also could offer replacement to Rexroth, Brevini, RR, O&K, Tejin, NACHI, KYB, Fairfield or Sauer, according to specially demands and design. 

Our planetary gearbox applied in wide area, mining machinery, construction machinery, engineering machinery, shipbuilding, agricultural machinery, light industry. Our products have supply to some first class heavy machinery manufacturer in China such SANY, ZOOMLION, XCMG, etc. We have also cooperate with some military industry factory and institute. 

Features 
1). Structure: Planetary gearbox two or three stages 
2). Output Torque Range: 1000-900000N. M 
3). Reduction Ratio: I=5.3-658 
4). Installtion way: Rotary Flange installing to drum, sprocket or wheel. 
5). Mating motor: Axial Piston hydraulic motor, Orbit orbit motors or others. 
6). Mating hydraulic motor accessories: Pressure relief valve, balance valve and Other options. 
7). Bearing: Robust bearing construction can sustain part of equipment weights. 
8). Brake: Hydraulic stoping brake on request. 
The specific model we can replace: 700C, 700CK, 
700 C1 H, 701 C1, 703 C2 H, 705 C2 H, 706C3, 707C3 709C3.710C3 711C3 713C3, 715C3, 716C3, 717C3, 718C3, 720C3, 722C3

For more information,please contact with Ms.Frances