The Chelsea 221 Series Power Take-Off, part number 221XEAJX-W5XK or 221XEAJXW5XK, is a 6-bolt mounted PTO designed for low-speed, heavy-duty applications including dump trucks, tow and recovery, and aerial equipment. The 221 Series uses a cast iron housing with tapered cone output bearings for strong load-bearing capability. Output options in the 221 Series include SAE A, SAE B, and SAE C pump flanges, driveline, and round or tapered shaft configurations. The series supports wire/cable or mechanical shift, with an intermittent torque rating of 250 lb-ft. Compatible transmission manufacturers include Allison, Eaton/Fuller, Volvo/Mack, and others. Call us to confirm proper fit for your specific transmission.
Features
Chelsea 221 Series Power Take-Off, part 221XEAJX-W5XK or 221XEAJXW5XK
6-bolt mounting configuration
Cast iron housing with tapered cone output bearings for heavy load capacity
Intermittent torque rating: 250 lb-ft (339 Nm)
Shift options: wire/cable or mechanical
Compatible with Allison, Eaton/Fuller, Volvo/Mack, and other transmission manufacturers
Suited for dump truck, tow and recovery, and aerial equipment applications
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Wire/Cable or Mechanical
- Intermittent Torque: 250 lb-ft (339 Nm)
- Output Power: 48 HP at 1,000 RPM
- Output Types: SAE A Pump Flange, SAE B Pump Flange, ISO 7652 Pump Flange, Driveline
- Output Shaft Options: Round Shaft (1-1/4 in. with 5/16 in. key), Tapered Shaft (1-1/4 in. with keyway), SAE A (5/8 in. - 9T spline), SAE B (7/8 in. - 13T spline), SAE BB (1 in. - 15T spline), SAE C (1-1/4 in. - 14T spline)
- Housing: Cast Iron
- Transmission Compatibility: Allison, Eaton/Fuller, Volvo/Mack, and others
- 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.
