The Muncie SH8 Series Power Take-Off, part number SH8S-U6812-P1BX or SH8SU6812P1BX, is an air-shift-only PTO built for high-torque applications. Positioned between the TG and 82 Series, it features an integral air shift design with no exposed air cylinder, keeping the installation clean and protected. The 8-bolt cast iron housing mounts securely to the transmission, and 17 available input gear sets cover most popular transmission configurations. Five speed ratios provide flexibility across duty cycles, while 12 output shaft options accommodate most pump types. Intermittent torque ratings reach up to 400 lb.ft. depending on the speed ratio selected. Call us to confirm proper fit and shaft configuration for your specific application.
Features
Integral air shift design with no exposed air cylinder
8-bolt cast iron housing for secure, high-strength mounting
17 input gear sets to fit most popular transmission types
5 speed ratios for flexibility across applications
12 output shaft options to match most pump configurations
Intermittent torque up to 400 lb.ft. (542 Nm) at speed ratios 05 and 07
Tech Specs
- Series: Muncie SH8 Series Power Take-Off
- Part Number: SH8S-U6812-P1BX or SH8SU6812P1BX
- Shift Type: Air shift only (integral, no exposed air cylinder)
- Housing: 8-bolt cast iron
- Input Gear Sets: 17 (fits most popular transmissions)
- Speed Ratios Available: 5
- Output Shaft Options: 12
- Intermittent Torque (Ratio 05): 400 lb.ft. (542 Nm)
- Intermittent Torque (Ratio 07): 400 lb.ft. (542 Nm)
- Intermittent Torque (Ratio 09): 375 lb.ft. (508 Nm)
- Intermittent Torque (Ratio 12): 325 lb.ft. (441 Nm)
- Intermittent Torque (Ratio 13): 325 lb.ft. (441 Nm)
- Continuous Torque (Ratio 05): 280 lb.ft. (379 Nm)
- Continuous Torque (Ratio 07): 280 lb.ft. (379 Nm)
- Continuous Torque (Ratio 09): 263 lb.ft. (356 Nm)
- Continuous Torque (Ratio 12): 228 lb.ft. (309 Nm)
- Continuous Torque (Ratio 13): 228 lb.ft. (309 Nm)
- Intermittent HP at 1000 RPM (Ratio 05/07): 76 HP (57 kW)
- Intermittent HP at 1000 RPM (Ratio 09): 71 HP (53 kW)
- Intermittent HP at 1000 RPM (Ratio 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) |
