The Muncie A20-A1005-HX5BBBX or A20A1005HX5BBBX is a medium-duty, 10-bolt clutch shift power take-off engineered for Allison 3000 and 4000 Series transmissions. Part of the Muncie A20 Series, it features a rotatable pump flange, a shift cover with 360-degree rotation, and extended-length PTO mounting fasteners that simplify installation. Tapered roller bearings extend service life, while the increased-diameter output shaft adds durability and the maximized gear design keeps noise down. The unit accepts the EX Drive shaft extension and comes in three housing arrangements, giving installers flexibility for different mounting situations. Torque ratings are unified across intermittent and continuous duty. Call us to confirm this configuration fits your specific transmission and application.
Features
10-bolt clutch shift PTO for Allison 3000 and 4000 Series transmissions
Rotatable pump flange with 360-degree shift cover rotation for flexible installation
Tapered roller bearings for extended PTO service life
Increased output shaft diameter for added durability
Three housing arrangements available; compatible with EX Drive shaft extension
Extended-length mounting fasteners and increased clearance for easier installation
Tech Specs
- Mounting: 10-bolt
- Shift type: Clutch shift
- Transmission compatibility: Allison 3000 Series and 4000 Series
- Shift cover rotation: 360 degrees
- Pump flange: Rotatable
- Housing arrangements: Three
- EX Drive shaft extension: Compatible
Additional Information
| SPEED | 3000 SERIES | 4000 SERIES | INTERMITTENT CONTINUOUS HP (KW) | INTERMITTENT/CONTINOUS |
| RATIO | ENGINE % | ENGINE % | HP (KW) @ 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) |
