20A18 / 20Q18 / 20S18 Dodge Tigear-2 Worm Gear Reducer – Size 20, 18:1

  • Size 20 (2.06 in center distance)
  • 18:1 ratio
  • 25 input / output / frame combinations
  • Request a quote for price and lead time


The Dodge Tigear-2 Worm Gear Reducer Size 20, 18:1 is a size 20 right-angle worm gear reducer with a 18:1 ratio.

Dodge Tigear-2 right-angle worm gear reducers deliver more torque than most same-sized competitive units, so you can often downsize. The ventless, sealed design is factory-filled with lubricant, and Tigear-2 shares the footprint and critical mounting dimensions of the original Tigear and many competitive models.

Specifications

Type Right-angle worm gear reducer
Housing Cast iron, ventless sealed design
Ratio 18:1
Input options Quill C-face input; Separate (shaft input); Three-piece coupled C-face input
Motor frame options 140TC motor frame; 56C motor frame; None (shaft input)
Output options Hollow output; Hollow output (alternate bore); Left output; Left/right output; Right output
Output torque at 1,750 rpm input 1,059 lb-in
Output speed at 1,750 rpm input 97 rpm

Part numbers

25 Dodge part numbers on this page; choose the options above to see the matching part number.

Part number Input Motor frame Output
20Q18H14 Quill C-face input 140TC motor frame Hollow output
20Q18HA14 Quill C-face input 140TC motor frame Hollow output (alternate bore)
20Q18L14 Quill C-face input 140TC motor frame Left output
20Q18LR14 Quill C-face input 140TC motor frame Left/right output
20Q18R14 Quill C-face input 140TC motor frame Right output
20Q18H56 Quill C-face input 56C motor frame Hollow output
20Q18HA56 Quill C-face input 56C motor frame Hollow output (alternate bore)
20Q18L56 Quill C-face input 56C motor frame Left output
20Q18LR56 Quill C-face input 56C motor frame Left/right output
20Q18R56 Quill C-face input 56C motor frame Right output
20S18H Separate (shaft input) None (shaft input) Hollow output
20S18HA Separate (shaft input) None (shaft input) Hollow output (alternate bore)
20S18L Separate (shaft input) None (shaft input) Left output
20S18LR Separate (shaft input) None (shaft input) Left/right output
20S18R Separate (shaft input) None (shaft input) Right output
20A18H14 Three-piece coupled C-face input 140TC motor frame Hollow output
20A18HA14 Three-piece coupled C-face input 140TC motor frame Hollow output (alternate bore)
20A18L14 Three-piece coupled C-face input 140TC motor frame Left output
20A18LR14 Three-piece coupled C-face input 140TC motor frame Left/right output
20A18R14 Three-piece coupled C-face input 140TC motor frame Right output
20A18H56 Three-piece coupled C-face input 56C motor frame Hollow output
20A18HA56 Three-piece coupled C-face input 56C motor frame Hollow output (alternate bore)
20A18L56 Three-piece coupled C-face input 56C motor frame Left output
20A18LR56 Three-piece coupled C-face input 56C motor frame Left/right output
20A18R56 Three-piece coupled C-face input 56C motor frame Right output

Mounting kits and other accessories are in Tigear-2 accessories.

Catalogs & manuals

Request a quote for price and lead time, or call 800-985-6929.

Data from Dodge catalogs; confirm details with us before ordering. AutomatedPT is an independent distributor and is not affiliated with Dodge Industrial, Inc. Dodge® and the product names shown are trademarks of Dodge Industrial, Inc.