R series Coaxial Helical Gear Speed reducer SEW equivalent

R series Inline Helical Geared Motor

Model R17 , R27, R37, R47, R57, R67, R77, R87, R97, R107, R137, R147, R167
Ratio 3.37~229.31 (imax:18126)
Input power 0.12~160 kW
Output torque 130~18000 N.m


R series helical inline geared motors and reducers provide a very efficient and compact drive solution to meet most requirements up to 160kW with maximum output torque capacity of 18,000 Nm. R series inline helical gearbox can modularly compose with other reducers and variator, get a large reduction ratio drive and variation.


  • Adopt optimized design, module combination.
  • Right angle output, wide application.
  • It adopts advanced grinding technology and shape modification technology, which has high bearing capacity, reliable operation and low noise.
  • Good sealing performance, suitable for a wide range of working conditions.
  • High transmission efficiency and energy saving.
  • Can be combined with various motors with wider ratio range
  • Cost-effective and easy to maintain.

Product Form

  • Transmission Stage:  single stage, two stages, 3 stages or multi-stage combination.
  • Assembly Form: Foot mounted, Flange mounted, B14 small flange mounted, with extended output bearing hub for agitator.
  • Output Shaft: Solid shaft.

Technical Data

  • Size: R37~R167
  • Technical Data(N·m): 130~18000
  • Gear Ratio: 3.37~229.31 (imax:18126)
  • Input Power(kW):0.12~160

Input Power Rating and Max Torque


R17 R27 R37 R47 R57 R67 R77 R87 R97 R107 R137 R147 R167



Input power rating (kw)

0.18-0.75 0.18-3 0.18-3 0.18-5.5 0.18-7.5 0.18-7.5 0.18-11 0.55-22 0.55-30 2.2-45 5.5-55 11-90



3.83-74.84 3.37-135.09 3.41-134.82 3.83-167.65 4.39-189.69 4.29-165.48 5.21-195.24 5.36-246.54 4.49-264.42 5.06-245.5 5.15-223.34 5.00-163.46


Max torque (N.m) 85 130 200 300 450 600 820 1550 3000 4300 8000 13000



Single-stage Size
57 67 77 87 97 107
RX.. Foot-mounted single stage Coaxial Helical Speed Reducer RX57 RX67 RX77 RX87 RX97 RX107
RXF.. Flange-mounted single stage helical inline gearmotor RXF57 RXF67 RXF77 RXF87 RXF97 RXF107
Multi-stage Size
17 27 37 47 57 67
R.. Foot-mounted Coaxial Helical Speed Reducer R17 R27 R37 R47 R57 R67
R..F Foot-mounted and flange-mounted helical inline gearmotor R17F R27F R37F R47F R57F R67F
RF.. Flange-mounted helical inline gearmotor RF17 RF27 RF37 RF47 RF57 RF67
RM.. Flange-mounted with extended bearing hub helical inline gearmotor RM17 RM27 RM37 RM47 RM57 RM67
Multi-stage Size
77 87 97 107 137 147 167
R.. Foot-mounted Coaxial Helical Speed Reducer R77 R87 R97 R107 R137 R147 R167
R..F Foot-mounted and flange-mounted helical inline gearmotor R77F R87F R97F R107F R137F R147F R167F
RF.. Flange-mounted Coaxial Helical Speed Reducer RF77 RF87 RF97 RF107 RF137 RF147 RF167
RM.. Flange-mounted with extended bearing hub helical inline gearmotor RM77 RM87 RM97 RM107 RM137 RM147 RM167

Type and Designation

R series inline helical gearmotor type designation

  1. Directly-connected motor speed reducer:  RFF10792.7Y5.5KW4PM1J1350
  2. Directly-connected motor Speed reducer(Combination type): RFF107RFF7792.7Y5.5KW4PM1J1350 
  3. With motor and input flange: RFF10792.7AM132B5Y5.5KW4PM1350
  4. Input flange-mounted, without motor: RFF10792.7AM132B5M1350
  5. With input shaft: RFF10792.7AD4M1350

AM132B5: Dimension of IEC flange ( please refer to our catalogue)
AD4: Input shaft (AD1, AD2, AD3, AD4, AD5, AD6, AD7, AD8)

Motor Code:

*Y: Standard 3-phase motors
*YB: Explosion-proof motors
* YEJ: Brake motors
*YD: Multi-speed motors
* YVP: Variable frequency motors
*YCT: Electromagnetic speed regulation motors
*YR: Crane and metallurgy motors
*YVPEJ: Variable frequency and brake motors
*YG: Roller table motors
*YGPEJ: Variable frequency and brake and roller table motors

Mounting Position

R series inline helical gearmotor mounting position

Motor Terminal Box Position

R series inline helical gearmotor terminal box position

Structure Drawing

Modular Design

China manufacturer of Helical Gearmotors modular desgin

Product Pictures

Coaxial Helical Speed Reducer
Coaxial Helical Speed Reducer
R87 R97 Inline Helical Gearbox speed reducer
R67 R77 Inline Helical Gearbox Motor


The products are widely used in light industry, food, beer and beverage, chemical industry, escalators, automatic storage equipment, construction, machinery, iron and steel metallurgy, paper-making, wood-based panel machinery, automobile manufacturing, tobacco machinery, water conservancy, printing and packaging, pharmaceutical, textile, building materials, logistics, feed machinery, environmental protection and other fields.

For any information, inquiries or questions, please do not hesitate to contact us. FLK drive is always at your service.

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