The Muncie A20-A1007-JX1II or A20A1007JX1II is a medium-duty, 10-bolt clutch shift power take-off designed 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 for flexible installation positioning, and extended-length PTO mounting fasteners that increase clearance during install. Tapered roller bearings extend service life, and the increased-diameter output shaft adds durability under load. The proven clutch pack design carries a single intermittent/continuous torque rating across the available speed ratios, and the unit is compatible with the EX Drive shaft extension. Three housing arrangements are available to suit different installation requirements. Call us to confirm proper fit for your application.
Features
10-bolt clutch shift design for Allison 3000 and 4000 series transmissions
Rotatable pump flange and 360-degree shift cover rotation for flexible mounting
Extended-length PTO mounting fasteners for increased installation clearance
Tapered roller bearings for extended PTO service life
Increased output shaft diameter for added durability
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) |
