Wheel Drives are proven performers on off-road mobile equipment propelled by pneumatic tires, tracks and rollers. In addition, they have had much success in industrial and marine applications, specifically powering winches.


Model   6W 6WB 1 6W 6WB 1 6W2
Intermittent Output Torque lb-in 22,000 22,000 50,000 50,000 50,000
  N-m 2,500 2,500 5,700 5,700 5,700
Maximum Input Speed # RPM 3,500 3,500 5,000 5,000 5,000
Maximum Radial Load lbs 10,000 10,000 10,000 10,000 14,000
  kg 4,540 4,540 4,540 4,540 6,350
Nominal Ratio Range   3.50-4.81:1 3.50-4.81:1 13.06-32.79:1 13.06-28.37:1 13.06-32.79:1
Weight lbs 70 73 95 98 105
  kg 32 33 43 45 48
Wheel Pilot Dia. D1 in 7.88 7.88 7.88 7.88 7.88
  mm 200.2 200.2 200.2 200.2 200.2
Hub Flange O.D. D2 in 11.00 11.00 11.00 11.00 11.00
  mm 279.4 279.4 279.4 279.4 279.4
Frame Mtg. Bolt Circle D3 in 6.50 to 8.50 8.50 6.50 to 8.50 8.50 8.25 or 8.50
  mm 165.1 to 215.9 215.9 165.1 to 215.9 215.9 209.6 or 215.9
Length L1 in 9.17 or 9.55 9.17 or 9.55 10.77 or 11.15 10.77 or 11.15 10.79 or 11.47
  mm 232.9 or 247.6 232.9 or 247.6 273.6 or 283.2 273.6 or 283.2 274.1 or 291.3
# If an Auburn Gear A2 Series™ Integral Parking Brake is needed, maximum input speed is limited to 2,000 rpm. Contact Auburn Gear with duty cycle for speeds between 2,000 and 3,600 rpm.

1 Bearingless motor (Char-Lynn 2000 or Dantoss OMSS) styles required.


Model   7W 8W 8W2 9W 10W
Intermittent Output Torque lb-in 70,000 100,000 100,000 130,000 180,000
  N-m 7,900 11,300 11,300 14,700 20,300
Maximum Input Speed # RPM 5,000 5,000 5,000 5,000 5,000
Maximum Radial Load lbs 14,000 16,000 18,800 18,800 30,000
  kg 6,350 7,260 8,530 8,530 13,600
Nominal Ratio Range   13.06-32.79:1 14.39-49.00:1 14.39-49.00:1 14.39-49.00:1 16.79-51.35:1
Weight lbs 105 169 208 208 400
  kg 48 77 94 94 181
Wheel Pilot Dia. D1 in 7.88 or 9.50 10.63 or 11.04 10.63 or 11.04 10.63 or 11.04 14.46
  mm 200.2 or 241.3 270.0 or 280.4 270.0 or 280.4 270.0 or 280.4 367.3
Hub Flange O.D. D2 in 11.00 or 12.63 13.80 or 15.50 13.80 or 15.50 13.80 or 15.50 19.00
  mm 279.4 or 320.8 350.5 or 393.7 350.5 or 393.7 350.5 or 393.7 482.6
Frame Mtg. Bolt Circle D3 in 8.25 to 9.25 8.50 to 9.50 8.50 to 9.50 9.50 10.50
  mm 209.6 to 235.0 215.9 to 241.3 215.9 to 241.3 241.3 266.7
Length L1 in 10.79 to 11.47 10.68 or 10.78 11.47 or 11.60 11.61 12.82
  mm 274.1 to 291.3 271.3 or 273.8 291.3 or 294.6 294.9 325.6
# If an Auburn Gear A2 Series™ Integral Parking Brake is needed, maximum input speed is limited to 2,000 rpm. Contact Auburn Gear with duty cycle for speeds between 2,000 and 3,600 rpm.