Marzocchi Pump main pageProgressive Power & Control home page

Marzocchi Pump logo

Marzocchi GHM Gear Motors

Marzocchi GHM are aluminum body heavy duty gear motors with a cast iron flange and cover. Available as uni-driectional and bi-directional motors in SAE A, SAE AA, or SAE B. Special versions are available for fluid at high or low temperatures as designated by V, W, ST, and H.

  • V is for fluid temperatures from 10 degrees Celsius to 120 degress Celsius
  • W is for fluids from 10 degrees Celsius to 120 degress Celsius with a max. pressure of 20 bar.
  • ST is for fluid temperatures from 10 degrees Celsius to 150 degress Celsius
  • H is for fluid temperatures from 40 degrees Celsius to 80 degress Celsius

Marzocchi GHM aluminum gear motors

Marzocchi GHM1

GHM1 models include:

  • GHM1
  • GHM1-EO
  • GHM1A
  • GHM1A-EO
  • GHM1AQ

Uni-directional motor

  • Displacement - 2.8 to 13.8 cc/rev
  • Maximum continuous inlet pressure PI - 250 bar
  • Maximum continuous back pressure PC - 6 bar
  • Maximum peak inlet pressure PP - 290 bar
  • Maximum speed - 6000 rpm

Bi-directional motors

  • Displacement - 2.8 to 11 cc/rev
  • Maximum continuous inlet pressure PI - 250 bar
  • Maximum continuous back pressure PC - 240 bar
  • Maximum peak inlet pressure PP - 270 bar
  • Maximum speed - 5000 rpm
  • Maximum drain line pressure - 6 bar

Marzocchi GHM2

GHM2 models include:

  • GHM2
  • GHM2-EO
  • GHM2-T
  • GHM2A
  • GHM2A-EO
  • GHM2A3
  • GHM2BK1
  • GHM2BK1-T
  • GHM2BK2
  • GHM2BK4
  • GHM2BK7

Uni-directional motor

  • Displacement - 4.5 to 35.2 cc/rev
  • Maximum continuous inlet pressure PI - 250 bar
  • Maximum continuous back pressure PC - 6 bar
  • Maximum peak inlet pressure PP - 290 bar
  • Maximum speed - 4000 rpm

Bi-directional motors

  • Displacement - 4.5 to 28.2 cc/rev
  • Maximum continuous inlet pressure PI - 250 bar
  • Maximum continuous back pressure PC - 240 bar
  • Maximum peak inlet pressure PP - 270 bar
  • Maximum speed - 4000 rpm
  • Maximum drain line pressure - 6 bar

Marzocchi GHM3

GHM3 models include:

  • GHM3
  • GHM3A
  • GHM3A2
  • GHM3BK1
  • GHM35

Uni-directional motor

  • Displacement - 20 to 87 cc/rev
  • Maximum continuous inlet pressure PI - 230 bar
  • Maximum continuous back pressure PC - 6 bar
  • Maximum peak inlet pressure PP - 270 bar
  • Maximum speed - 3500 rpm

Bi-directional motors

  • Displacement - 22 to 87 cc/rev
  • Maximum continuous inlet pressure PI - 230 bar
  • Maximum continuous back pressure PC - 220 bar
  • Maximum peak inlet pressure PP - 250 bar
  • Maximum speed - 3500 rpm
  • Maximum drain line pressure - 6 bar

Part Numbers:

  • GHM1-D-4
  • GHM1-D-5
  • GHM1-D-6
  • GHM1-D-7
  • GHM1-D-9
  • GHM1-D-10
  • GHM1-D-11
  • GHM1-D-13
  • GHM1-D-16
  • GHM1A-D-4
  • GHM1A-D-5
  • GHM1A-D-6
  • GHM1A-D-7
  • GHM1A-D-9
  • GHM1A-D-10
  • GHM1A-D-11
  • GHM1A-D-13
  • GHM1A-D-16
  • GHM1AQ-D-4
  • GHM1AQ-D-5
  • GHM1AQ-D-6
  • GHM1AQ-D-7
  • GHM1AQ-D-9
  • GHM1AQ-D-10
  • GHM1AQ-D-11
  • GHM1AQ-D-13
  • GHM1AQ-D-16
  • GHM1-D-2
  • GHM1-D-2-FG-V
  • GHM1A-D-2-S1
  • GHM1-R-4-E1
  • GHM1-S-4
  • GHM1-S-5
  • GHM1-S-6
  • GHM1-S-7
  • GHM1-S-9
  • GHM1-S-10
  • GHM1-S-11
  • GHM1-S-13
  • GHM1-S-16
  • GHM1A-S-4
  • GHM1A-S-5
  • GHM1A-S-6
  • GHM1A-S-7
  • GHM1A-S-9
  • GHM1A-S-10
  • GHM1A-S-11
  • GHM1A-S-13
  • GHM1A-S-16
  • GHM1AQ-S-4
  • GHM1AQ-S-5
  • GHM1AQ-S-6
  • GHM1AQ-S-7
  • GHM1AQ-S-9
  • GHM1AQ-S-10
  • GHM1AQ-S-11
  • GHM1AQ-S-13
  • GHM1AQ-S-16
  • GHM1-R-4
  • GHM1-R-5
  • GHM1-R-6
  • GHM1-R-7
  • GHM1-R-9
  • GHM1-R-10
  • GHM1-R-11
  • GHM1-R-13
  • GHM1-R-16
  • GHM1A-R-4
  • GHM1A-R-5
  • GHM1A-R-6
  • GHM1A-R-7
  • GHM1A-R-9
  • GHM1A-R-10
  • GHM1A-R-11
  • GHM1A-R-13
  • GHM1A-R-16
  • GHM1AQ-R-4
  • GHM1AQ-R-5
  • GHM1AQ-R-6
  • GHM1AQ-R-7
  • GHM1AQ-R-9
  • GHM1AQ-R-10
  • GHM1AQ-R-11
  • GHM1AQ-R-13
  • GHM1AQ-R-16
  • GHM2-D-4
  • GHM2-D-5
  • GHM2-D-6
  • GHM2-D-7
  • GHM2-D-9
  • GHM2-D-10
  • GHM2-D-11
  • GHM2-D-13
  • GHM2-D-16
  • GHM2A-D-4
  • GHM2A-D-5
  • GHM2A-D-6
  • GHM2A-D-7
  • GHM2A-D-9
  • GHM2A-D-10
  • GHM2A-D-11
  • GHM2A-D-13
  • GHM2A-D-16
  • GHM2AQ-D-4
  • GHM2AQ-D-5
  • GHM2AQ-D-6
  • GHM2AQ-D-7
  • GHM2AQ-D-9
  • GHM2AQ-D-10
  • GHM2AQ-D-11
  • GHM2AQ-D-13
  • GHM2AQ-D-16
  • GHM2-D-2
  • GHM2-D-2-FG-V
  • GHM2A-D-2-S1
  • GHM2-R-4-E1
  • GHM2-S-4
  • GHM2-S-5
  • GHM2-S-6
  • GHM2-S-7
  • GHM2-S-9
  • GHM2-S-10
  • GHM2-S-11
  • GHM2-S-13
  • GHM2-S-16
  • GHM2A-S-4
  • GHM2A-S-5
  • GHM2A-S-6
  • GHM2A-S-7
  • GHM2A-S-9
  • GHM2A-S-10
  • GHM2A-S-11
  • GHM2A-S-13
  • GHM2A-S-16
  • GHM2AQ-S-4
  • GHM2AQ-S-5
  • GHM2AQ-S-6
  • GHM2AQ-S-7
  • GHM2AQ-S-9
  • GHM2AQ-S-10
  • GHM2AQ-S-11
  • GHM2AQ-S-13
  • GHM2AQ-S-16
  • GHM2-R-4
  • GHM2-R-5
  • GHM2-R-6
  • GHM2-R-7
  • GHM2-R-9
  • GHM2-R-10
  • GHM2-R-11
  • GHM2-R-13
  • GHM2-R-16
  • GHM2A-R-4
  • GHM2A-R-5
  • GHM2A-R-6
  • GHM2A-R-7
  • GHM2A-R-9
  • GHM2A-R-10
  • GHM2A-R-11
  • GHM2A-R-13
  • GHM2A-R-16
  • GHM2AQ-R-4
  • GHM2AQ-R-5
  • GHM2AQ-R-6
  • GHM2AQ-R-7
  • GHM2AQ-R-9
  • GHM2AQ-R-10
  • GHM2AQ-R-11
  • GHM2AQ-R-13
  • GHM2AQ-R-16
  • GHM2A3-D-4
  • GHM2A3-D-5
  • GHM2A3-D-6
  • GHM2A3-D-7
  • GHM2A3-D-9
  • GHM2A3-D-10
  • GHM2A3-D-11
  • GHM2A3-D-13
  • GHM2A3-D-16
  • GHM2A3Q-D-4
  • GHM2A3Q-D-5
  • GHM2A3Q-D-6
  • GHM2A3Q-D-7
  • GHM2A3Q-D-9
  • GHM2A3Q-D-10
  • GHM2A3Q-D-11
  • GHM2A3Q-D-13
  • GHM2A3Q-D-16
  • GHM2A3-D-2-S1
  • GHM2A3-S-4
  • GHM2A3-S-5
  • GHM2A3-S-6
  • GHM2A3-S-7
  • GHM2A3-S-9
  • GHM2A3-S-10
  • GHM2A3-S-11
  • GHM2A3-S-13
  • GHM2A3-S-16
  • GHM2A3Q-S-4
  • GHM2A3Q-S-5
  • GHM2A3Q-S-6
  • GHM2A3Q-S-7
  • GHM2A3Q-S-9
  • GHM2A3Q-S-10
  • GHM2A3Q-S-11
  • GHM2A3Q-S-13
  • GHM2A3Q-S-16
  • GHM2A3-R-4
  • GHM2A3-R-5
  • GHM2A3-R-6
  • GHM2A3-R-7
  • GHM2A3-R-9
  • GHM2A3-R-10
  • GHM2A3-R-11
  • GHM2A3-R-13
  • GHM2A3-R-16
  • GHM2A3Q-R-4
  • GHM2A3Q-R-5
  • GHM2A3Q-R-6
  • GHM2A3Q-R-7
  • GHM2A3Q-R-9
  • GHM2A3Q-R-10
  • GHM2A3Q-R-11
  • GHM2A3Q-R-13
  • GHM2A3Q-R-16
  • GHM2BK1-R-6-E1
  • GHM2BK1-R-9-E1
  • GHM2BK1-R-10-E1
  • GHM2BK1-R-12-E1
  • GHM2BK1-R-13-E1
  • GHM2BK1-R-16-E1
  • GHM2BK1-R-20-E1
  • GHM2BK1-R-22-E1
  • GHM2BK1-R-25-E1
  • GHM2BK1-R-30-E1
  • GHM2BK1-R-34-E1
  • GHM2BK1-R-37-E1
  • GHM2BK1-R-40-E1
  • GHM2BK2-R-6-E1
  • GHM2BK2-R-9-E1
  • GHM2BK2-R-10-E1
  • GHM2BK2-R-12-E1
  • GHM2BK2-R-13-E1
  • GHM2BK2-R-16-E1
  • GHM2BK2-R-20-E1
  • GHM2BK2-R-22-E1
  • GHM2BK2-R-25-E1
  • GHM2BK2-R-30-E1
  • GHM2BK2-R-34-E1
  • GHM2BK2-R-37-E1
  • GHM2BK2-R-40-E1
  • GHM2BK4-R-6-E1
  • GHM2BK4-R-9-E1
  • GHM2BK4-R-10-E1
  • GHM2BK4-R-12-E1
  • GHM2BK4-R-13-E1
  • GHM2BK4-R-16-E1
  • GHM2BK4-R-20-E1
  • GHM2BK4-R-22-E1
  • GHM2BK4-R-25-E1
  • GHM2BK4-R-30-E1
  • GHM2BK4-R-34-E1
  • GHM2BK4-R-37-E1
  • GHM2BK4-R-40-E1
  • GHM2BK7-R-6-E1
  • GHM2BK7-R-9-E1
  • GHM2BK7-R-10-E1
  • GHM2BK7-R-12-E1
  • GHM2BK7-R-13-E1
  • GHM2BK7-R-16-E1
  • GHM2BK7-R-20-E1
  • GHM2BK7-R-22-E1
  • GHM2BK7-R-25-E1
  • GHM2BK7-R-30-E1
  • GHM2BK7-R-34-E1
  • GHM2BK7-R-37-E1
  • GHM2BK7-R-40-E1
  • GHM3-D-33
  • GHM3-D-40
  • GHM3-D-50
  • GHM3-D-60
  • GHM3-D-66
  • GHM3-D-80
  • GHM3-D-94
  • GHM3-D-110
  • GHM3-D-120
  • GHM3-D-135
  • GHM3A-D-33
  • GHM3A-D-40
  • GHM3A-D-50
  • GHM3A-D-60
  • GHM3A-D-66
  • GHM3A-D-80
  • GHM3A-D-94
  • GHM3A-D-110
  • GHM3A-D-120
  • GHM3A-D-135
  • GHM3A2-D-33
  • GHM3A2-D-40
  • GHM3A2-D-50
  • GHM3A2-D-60
  • GHM3A2-D-66
  • GHM3A2-D-80
  • GHM3A2-D-94
  • GHM3A2-D-110
  • GHM3A2-D-120
  • GHM3A2-D-135
  • GHM3BK1-D-33
  • GHM3BK1-D-40
  • GHM3BK1-D-50
  • GHM3BK1-D-60
  • GHM3BK1-D-66
  • GHM3BK1-D-80
  • GHM3BK1-D-94
  • GHM3BK1-D-110
  • GHM3BK1-D-120
  • GHM3BK1-D-135