The Muncie SH8B-U6812-A3BX or SH8BU6812A3BX is an SH Series power take-off built for high-torque applications. It uses an integral air-shift design with no exposed air cylinder, housed in an 8-bolt cast iron body that measures 11.63 in. H x 13.38 in. W x 15.63 in. L. Five speed ratios are available across the series, with intermittent torque ratings up to 400 lb.ft. (542 Nm) and continuous torque up to 280 lb.ft. (379 Nm) at the highest-rated ratios. Seventeen input gear sets cover most popular transmissions, and 12 output shaft options accommodate most pump types. A genuine Muncie part, sold by Pro Gear and Transmission. Call us to confirm the right ratio and output shaft configuration for your application.
Features
Integral air-shift design: no exposed air cylinder
8-bolt cast iron housing, 11.63 in. H x 13.38 in. W x 15.63 in. L
5 speed ratios: intermittent torque ratings range from 325 to 400 lb.ft. (441-542 Nm)
Continuous torque ratings from 228 to 280 lb.ft. (309-379 Nm)
17 input gear sets fit most popular transmissions
12 output shaft options fit most popular pump types
Tech Specs
- Housing: 8-bolt cast iron
- Shift type: Air shift (integral, no exposed air cylinder)
- Dimensions: 11.63 in. H x 13.38 in. W x 15.63 in. L
- Speed ratios available: 5
- Input gear sets: 17
- Output shaft options: 12
- Intermittent torque (ratios 05, 07): 400 lb.ft. / 542 Nm
- Continuous torque (ratios 05, 07): 280 lb.ft. / 379 Nm
- Intermittent HP @ 1000 RPM (ratios 05, 07): 76 HP / 57 kW
- Intermittent torque (ratio 09): 375 lb.ft. / 508 Nm
- Continuous torque (ratio 09): 263 lb.ft. / 356 Nm
- Intermittent HP @ 1000 RPM (ratio 09): 71 HP / 53 kW
- Intermittent torque (ratios 12, 13): 325 lb.ft. / 441 Nm
- Continuous torque (ratios 12, 13): 228 lb.ft. / 309 Nm
- Intermittent HP @ 1000 RPM (ratios 12, 13): 62 HP / 46 kW
Additional Information
| PTO TORQUE & HORSEPOWER RATINGS | ||||||
|---|---|---|---|---|---|---|
|
Speed Ratio
|
Intermittent HP@1000 RPM
|
Intermittent Torque lbs.ft.
|
Continuous Torque lbs.ft.
|
Intermittent (kw)@1000 RPM
|
Intermittent Torque (NM)
|
Continuous Torque (NM)
|
| 05 | 76 | 400 | 280 | (57) | (542) | (379) |
| 07 | 76 | 400 | 280 | (57) | (542) | (379) |
| 09 | 71 | 375 | 263 | (53) | (508) | (356) |
| 12 | 62 | 325 | 228 | (46) | (441) | (309) |
| 13 | 62 | 325 | 228 | (46) | (441) | (309) |
