The Muncie SH8 Series Power Take-Off, part number SH8S-M6512-E3ZX or SH8SM6512E3ZX, is an air-shift-only PTO engineered for high-torque truck applications. It fills the range between the Muncie TG and 82 Series. The integral air shift design keeps the air cylinder fully enclosed within the housing, eliminating exposed components and simplifying installation. The 8-bolt cast iron housing mounts securely to the transmission. With 17 input gear sets available across the SH8 platform, the unit covers most popular transmission interfaces, while 12 output shaft options accommodate a wide range of pump types. Five speed ratios let you match output to the hydraulic circuit. Call us to confirm the correct ratio and output configuration for your specific application.
Features
Air shift only operation with integral, fully enclosed air cylinder
8-bolt cast iron housing for secure, high-strength transmission mounting
17 input gear sets covering most popular heavy-duty transmissions
12 output shaft options to fit most common pump types
5 available speed ratios for flexible hydraulic circuit matching
Designed for high-torque applications bridging the Muncie TG and 82 Series
Tech Specs
- Series: Muncie SH8 Series Power Take-Off
- Operation: Air shift only
- Housing: 8-bolt cast iron
- Input Gear Sets: 17 (fits most popular transmissions)
- Output Shaft Options: 12
- Speed Ratios Available: 5
- Torque Rating (Intermittent, Speed Ratio 05 and 07): 400 lb-ft (542 Nm) at 76 HP / 57 kW @ 1000 RPM
- Torque Rating (Continuous, Speed Ratio 05 and 07): 280 lb-ft (379 Nm)
- Torque Rating (Intermittent, Speed Ratio 09): 375 lb-ft (508 Nm) at 71 HP / 53 kW @ 1000 RPM
- Torque Rating (Continuous, Speed Ratio 09): 263 lb-ft (356 Nm)
- Torque Rating (Intermittent, Speed Ratio 12 and 13): 325 lb-ft (441 Nm) at 62 HP / 46 kW @ 1000 RPM
- Torque Rating (Continuous, Speed Ratio 12 and 13): 228 lb-ft (309 Nm)
- Note: Torque and horsepower ratings are series-level values; confirm this specific ratio configuration with Pro Gear and Transmission before ordering.
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) |
