The Muncie A20 Series power take-off, part number A20-A1007-HX3AAPX or A20A1007HX3AAPX, is a medium-duty clutch shift PTO designed for Allison 3000 and 4000 Series transmissions. It mounts via a 10-bolt pattern and features a rotatable pump flange, a shift cover with 360-degree rotation, and extended-length PTO mounting fasteners for flexibility during installation. Tapered roller bearings support longer service life, while an increased-output-shaft diameter and maximized gear design address durability and noise reduction. The unit carries a single intermittent/continuous torque rating, comes in three housing arrangements, and is compatible with the EX Drive shaft extension. Available from Pro Gear and Transmission. Call us to confirm proper fit for your application.
Features
10-bolt clutch shift mount for Allison 3000 and 4000 Series transmissions
Rotatable pump flange and shift cover with 360-degree rotation
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 PTO mounting fasteners and reduced leak paths
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) |
