The Chelsea 221XEAJP-C3XK or 221XEAJPC3XK is a 221 Series Power Take-Off (PTO) built for low-speed, heavy-duty service in vocational and municipal applications such as dump trucks, tow and recovery, and aerial equipment. The 221 Series uses a cast iron housing with a tapered cone bearing on the output shaft for strong load-bearing capability. Mounting is 6-bolt, and the series supports multiple output shaft and pump flange options, including SAE A, SAE B, and driveline configurations. Compatible transmission manufacturers for the 221 Series include Allison, Eaton/Fuller, and Volvo/Mack. Call us to confirm proper fit for your specific transmission and chassis configuration.
Features
Chelsea 221 Series Power Take-Off (PTO)
6-bolt mounting configuration
Cast iron housing with tapered cone bearing output shaft
Intermittent torque rating up to 250 lb-ft (339 Nm) for the series
Compatible with Allison, Eaton/Fuller, and Volvo/Mack transmissions
Supports SAE A, SAE B, ISO 7652 pump flange and driveline output types
Tech Specs
- Mounting Type: 6-Bolt
- Housing Material: Cast Iron
- Output Types: SAE A Pump Flange, SAE B Pump Flange, ISO 7652 Pump Flange, Driveline
- Intermittent Torque (Series): 250 lb-ft / 339 Nm
- Shift Type: Wire/Cable or Mechanical
- Compatible Transmissions: Allison, Eaton/Fuller, Volvo/Mack
- Output Shaft Options: 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
- Series Status: Obsolete (no longer in active production by Parker Chelsea)
