The Muncie A20-A1011-HX3CB or A20A1011HX3CB is a medium-duty clutch shift power take-off from the Muncie A20 Series, designed for Allison 3000 and 4000 Series transmissions. It mounts via a 10-bolt pattern and features a shift cover with 360-degree rotation, so the unit can be oriented to suit your installation. Tapered roller bearings and an enlarged output shaft diameter extend service life, while a rotatable pump flange and extended-length PTO mounting fasteners simplify installation. The proven clutch pack carries a single intermittent/continuous torque rating, and the unit is compatible with the EX Drive shaft extension. Three housing arrangements are available. Call us to confirm the correct configuration for your application.
Features
10-bolt clutch shift PTO for Allison 3000 and 4000 Series transmissions
Shift cover with 360-degree rotation for flexible mounting orientation
Rotatable pump flange with increased clearance for easier installation
Tapered roller bearings and enlarged output shaft diameter for extended service life
Single intermittent/continuous torque rating across all speed ratios
Compatible with EX Drive shaft extension; three housing arrangements available
Additional Information
| SPEED | 3000 SERIES | 4000 SERIES | INTERMITTENT CONTINUOUS HP (KW) | INTERMITTENT/CONTINOUS |
| RATIO | ENGINE % | ENGINE % | @ 1,000 RPM | TORQUE LBS.FT. (NM) |
| 5 | 74% | 105% | 77 (57) | 400 (542) |
| 6 | 85% | 122% | 77 (57) | 400 (542) |
| 7 | 99% | 141% | 79 (59) | 415 (563) |
| 8 | 114% | 163% | 69 (51) | 360 (488) |
| 9 | 122% | 175% | 65 (48) | 340 (461) |
| 10 | 131% | 187% | 59 (44) | 310 (420) |
| 11 | 151% | 215% | 52 (39) | 275 (373) |
| 12 | 162% | 231% | 50 (37) | 265 (359) |
| 15 | 201% | 287% | 39 (29) | 205 (278) |
