803004322, CBG12020 Transmission Pump

803004322, CBG12020 Transmission Pump

The 803004322 (model CBG12020) transmission pump is built for XCMG ZL50G and LW500F loaders, with a 127mm mounting base for precise fit. It's the core of the loader's transmission system, supplying steady hydraulic pressure oil to clutches and gears—critical for smooth shifting and reliable gear lubrication.
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The 803004322 (model CBG12020) transmission pump is built for XCMG ZL50G and LW500F loaders, with a 127mm mounting base for precise fit. It's the core of the loader's transmission system, supplying steady hydraulic pressure oil to clutches and gears-critical for smooth shifting and reliable gear lubrication.

 

803004322 CBG12020 XCMG ZL50GLW500F transmission pump mounting base 127mm803004322 CBG12020 XCMG ZL50GLW500F transmission pump mounting base 127mm

803004322 CBG12020 XCMG ZL50GLW500F transmission pump mounting base 127mm803004322 CBG12020 XCMG ZL50GLW500F transmission pump mounting base 127mm

 

 

 

 

  • 20 mL/r

 

  • 20 MPa

 

  • 800 - 2500 r/min

 

  • 127 mm

 

  • Inlet G1/2″, Outlet M27×2

 

 

 

  • Delivers high-pressure oil steadily to enable smooth transmission shifting and power transfer, boosting loader operation efficiency.

 

  • Features high-strength cast iron housing and precision-machined gears, resisting wear and high pressure for long service life.

 

  • 127mm mounting base matches XCMG ZL50G/LW500F transmission housing exactly, minimizing vibration after installation.

 

  • Low-Leakage Design:Tight seals and accurate gear meshing reduce hydraulic oil leakage, maintaining stable system pressure and cutting energy loss.

 

 

 

  • Fits XCMG ZL50G and LW500F loaders

 

 

Q:
A: Check hydraulic oil cleanliness (contaminants cause wear) or worn gear teeth.

Q:
A: Replace every 2000 working hours, or earlier if oil analysis shows severe wear.

Q:
A: Clean mounting surface, use new seal rings, and align shaft coupling carefully.

 

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