The Muncie SH8 Series Power Take-Off, part number SH8S-U6813-A3BX or SH8SU6813A3BX, is an air-shift-only PTO built for high-torque truck applications. Positioned between Muncie's TG and 82 Series, the SH8 features an integral air shift design that eliminates any 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 models. Five speed ratios provide application flexibility, and 12 output shaft options accommodate most common pump configurations. Intermittent torque ratings reach up to 400 lb.-ft. at speed ratios 05 and 07. Available from Pro Gear and Transmission. Call us to confirm proper fit for your application.
Features
Integral air shift design - no exposed air cylinder
8-bolt cast iron housing for secure, high-strength mounting
17 input gear sets covering most popular transmissions
5 speed ratios: intermittent torque ranges from 325 to 400 lb.-ft. depending on ratio
12 output shaft options for compatibility with most common pump types
Air-shift-only operation suited for high-torque applications
Tech Specs
- Series: Muncie SH8 Series Power Take-Off
- Part Number: SH8S-U6813-A3BX or SH8SU6813A3BX
- Housing: 8-bolt cast iron
- Shift Type: Air shift only (integral, no exposed air cylinder)
- Input Gear Sets: 17
- Speed Ratios Available: 5
- 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
- Height: 11.63 in.
- Width: 13.38 in.
- Length: 15.63 in.
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) |
