The Muncie A20-A1008-HX5X2BX or A20A1008HX5X2BX is a medium-duty, 10-bolt clutch shift power take-off engineered for Allison 3000 and 4000 Series transmissions. The shift cover rotates a full 360 degrees for flexible installation, and the rotatable pump flange adds further mounting versatility. A proven clutch pack design pairs with tapered roller bearings to extend service life, while the increased output shaft diameter adds durability under load. Gear geometry is optimized to minimize operating noise, and reduced leak paths keep maintenance straightforward. Three housing arrangements are available, and the unit accepts the EX Drive shaft extension. Call us to confirm the right 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 installation positioning
Rotatable pump flange for versatile hydraulic plumbing
Tapered roller bearings for extended PTO service life
Increased output shaft diameter for higher durability under load
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 % | 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) |
