The Muncie A20 Series 10-Bolt Clutch Shift Power Take-Off, part number A20-A1006-HR3BBPX or A20A1006HR3BBPX, is a medium-duty PTO engineered specifically for Allison 3000 and 4000 Series transmissions. The A20 Series features a rotatable pump flange, a shift cover with 360-degree rotation capability, and extended-length PTO mounting fasteners for easier installation with increased clearance. Tapered roller bearings and an increased-diameter output shaft are designed for extended service life, while a maximized gear design addresses noise reduction. The unit carries a single intermittent/continuous torque rating, is available in three housing arrangements, and is compatible with the Muncie EX Drive shaft extension. Call us to confirm proper fit for your specific application.
Features
Designed for Allison 3000 and 4000 Series transmissions
Clutch shift engagement with proven clutch pack design
Shift cover allows 360-degree rotation for flexible installation
Rotatable pump flange and increased clearance for easier mounting
Tapered roller bearings and increased output shaft diameter for extended PTO life
Compatible with Muncie 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) |
