The Chelsea 221XEAJP-P3XD or 221XEAJPP3XD is a Power Take-Off assembly from the Chelsea 221 Series, a 6-bolt mounted PTO designed for low-speed, heavy-duty applications including dump trucks, tow and recovery, and aerial equipment. The 221 Series is characterized by a cast iron housing, tapered cone output bearings, and an intermittent torque rating of 250 lb-ft (339 Nm). The space-saving air shift cover maximizes clearance under the truck. Output power for the series runs 46-55 HP, with shaft power rated at 24 HP at 500 RPM and 48 HP at 1,000 RPM. Compatible transmissions in the 221 Series include Allison, Eaton/Fuller, and Volvo/Mack. Call us to confirm proper fitment and output configuration for your specific application.
Features
Chelsea 221 Series Power Take-Off (PTO) assembly
6-bolt mounting configuration
Cast iron housing with tapered cone output bearings for heavy load capability
Intermittent torque rating: 250 lb-ft (339 Nm) for the 221 Series
Output power range: 46-55 HP; shaft power 24 HP at 500 RPM / 48 HP at 1,000 RPM
Compatible with Allison, Eaton/Fuller, and Volvo/Mack transmissions (confirm application before ordering)
Tech Specs
- Mounting Type: 6-Bolt
- Series Intermittent Torque: 250 lb-ft (339 Nm)
- Output Power (Series): 46-55 HP (31-40 kW)
- Shaft Power: 24 HP at 500 RPM / 48 HP at 1,000 RPM
- Housing Material: Cast Iron
- Shift Type: Wire/Cable or Mechanical
- Compatible Transmissions: Allison, Eaton/Fuller, Volvo/Mack
- Output Options: SAE A Pump Flange, SAE B Pump Flange, ISO 7652 Pump Flange, Driveline
- Output Shaft Types: Round Shaft (1-1/4" - 5/16" Key), Tapered Shaft (1-1/4" w/ Keyway), SAE A (5/8" - 9T), SAE B (7/8" - 13T), SAE BB (1" - 15T), SAE C (1-1/4" - 14T)
- Continuous Operation: Yes, with 30% de-rating
Additional Information
Parts Manual: Chelsea 221 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
