Sadev SL90-20-4RM



Flexibility is the best word to describe the SL9O-2O transmission. Its variety of adaptable parts enables us to build a gearbox tailored to your needs. As well as accepting heavy loads, it comes in several versions: with or without load-bearing casing, 4WD central engine, 4WD overhang engine.


  • 6 speed sequential gearbox + 1 reverse gear
  • Manual sequential gear selection
  • Bevel gear ratio : 9×35 or 10×31
  • The bevel gear is cut and grinded in house on our CNC units
  • Wide range of ratios available
  • Straight cut gears
  • Dog ring gear engagement
  • Interchangeable gear ratios
  • High strength carburizing steel
  • Gear teeth grinded with optimized profile
  • Shot penning on internal parts
  • Specific input shaft
  • Limited slip differential
  • Ramp and plate system – 3 discs type
  • Preload made by spring washer
  • Wide range of ramp plates available
  • Reverse lockout cable (solenoïd system optional)
  • Flat shift sensor
  • Splash lubrication system
  • Magnetic drain plugs
  • Painted AS7G aluminum casings
  • Case joint faces sealed with O’rings
  • Weight (input shaft included) : 67 Kg – 148 lbs