The Chelsea 221 Series Power Take-Off, part number 221ZCAJP-X5XK or 221ZCAJPX5XK, is a 6-bolt mounted PTO designed for low-speed, heavy-duty applications. It uses a wire/cable mechanical shift and delivers an intermittent torque rating of 250 lb-ft (339 Nm) -- verify actual torque against the application pages for your specific installation. Output shaft is a 1-1/4" round with keyway. Shaft power output is 24 HP at 500 RPM and 48 HP at 1000 RPM. Compatible transmissions include Allison, Eaton/Fuller, Volvo/Mack, Hino, and other manufacturers. The cast iron housing features tapered cone output bearings for load-bearing durability, and greaseable pump shafts help reduce spline fretting and corrosion over time. Available in standard or low-profile housing configurations. Call us to confirm proper fit for your transmission and application.
Features
6-bolt mounting configuration
Wire/cable mechanical shift
1-1/4" round output shaft with keyway
Intermittent torque rating up to 250 lb-ft (339 Nm) - check application pages for your specific torque requirements
Shaft power: 24 HP at 500 RPM, 48 HP at 1,000 RPM
Greaseable pump shafts to reduce spline fretting and corrosion
Available in standard or low-profile housing
Compatible with Allison, Eaton/Fuller, Volvo/Mack, Hino, and other transmission manufacturers
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Wire/Cable, Mechanical
- Output Shaft Type: 1-1/4" Round with Keyway
- Intermittent Torque: 250 lb-ft / 339 Nm (Check Application Pages for Actual Torque Ratings)
- Output Power: 46-55 HP / 31-40 kW
- Shaft Power: 24 HP at 500 RPM, 48 HP at 1,000 RPM / 18 kW at 500 RPM, 36 kW at 1,000 RPM
- Compatible Transmissions: Allison, Eaton/Fuller, Volvo/Mack, Hino, Other
Additional Information
Parts Manual: Chelsea 221 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
