The Chelsea 221 Series Power Take-Off Assembly, part number 221ZCAHX-A6XK or 221ZCAHXA6XK, is a 6-bolt mounted PTO built for low-speed, heavy-duty applications including dump trucks, tow and recovery, and aerial equipment. Shift is wire/cable mechanical. The 1-1/4" round output shaft accepts a keyway and delivers up to 250 lb-ft intermittent torque (339 Nm). Shaft power ratings are 24 HP at 500 RPM and 48 HP at 1,000 RPM. Compatible transmissions include Allison, Eaton/Fuller, Hino, Volvo/Mack, and other selected models. The cast iron housing is available in a standard profile or a space-saving low-profile configuration. A genuine Chelsea part sold by Pro Gear and Transmission. Call us to confirm proper fit for your application.
Features
6-bolt mounting, compatible with Allison, Eaton/Fuller, Hino, Volvo/Mack, and other selected transmissions
Wire/cable mechanical shift operation
1-1/4" round output shaft with keyway
Intermittent torque rating up to 250 lb-ft (339 Nm); verify actual rating on application pages
Shaft power: 24 HP at 500 RPM, 48 HP at 1,000 RPM
Greaseable pump shaft splines to reduce spline fretting and corrosion
Available in standard housing or low-profile housing configuration
Tech Specs
- Intermittent Torque: 250 lb-ft / 339 Nm (verify actual rating on application pages)
- Shift Type: Wire/Cable, Mechanical
- Output Power: 46-55 HP / 31-40 kW
- Output Shaft Type: 1-1/4" Round with keyway
- Transmission Manufacturer: Allison, Eaton/Fuller, Hino, Volvo/Mack, Other
- Mounting Type: 6-Bolt
- Shaft Power: 24 HP (500 RPM), 48 HP (1,000 RPM) / 18 kW (500 RPM), 36 kW (1,000 RPM)
- Dimensions (H x W x L): 8.38" x 10.38" x 14.25"
Additional Information
