The Chelsea 221 Series Power Take-Off, part number 221XEAHX-P3AF or 221XEAHXP3AF, is a 6-bolt mounted PTO designed for low-speed, heavy-duty truck applications. The 221 Series carries an intermittent torque rating of 250 lb-ft (339 Nm) and delivers shaft power of 24 HP at 500 RPM and 48 HP at 1,000 RPM. Its cast iron housing and tapered cone output shaft bearings provide greater load-bearing capability compared to needle bearing designs. Output options span SAE A, SAE B, SAE BB, and SAE C pump spline configurations as well as round and tapered shaft options. Shift options include wire/cable and mechanical types. Applications include dump trucks, tow and recovery, and aerial equipment. Pro Gear and Transmission carries genuine Chelsea parts. Call us to confirm the right fit for your transmission and application.
Features
Chelsea 221 Series Power Take-Off, part 221XEAHX-P3AF
6-bolt mounting configuration
250 lb-ft (339 Nm) intermittent torque rating
Cast iron housing with tapered cone output shaft bearings
Compatible with wire/cable and mechanical shift types
Output options include SAE A, B, BB, and C pump spline as well as round and tapered shaft configurations
Suitable for dump truck, tow and recovery, and aerial equipment applications
Tech Specs
- Output Type: SAE A Pump Flange, SAE B Pump Flange, SAE BB Pump Flange, SAE C Pump Flange, Driveline
- Mounting Type: 6-Bolt
- Intermittent Torque: 250 lb-ft (339 Nm)
- Output Power: 46-55 HP (31-40 kW)
- Shaft Power: 24 HP at 500 RPM, 48 HP at 1,000 RPM
- Shift Type: Wire/Cable, Mechanical
- Output Shaft Type: 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
- Housing Material: Cast Iron
Additional Information
Parts Manual: Chelsea 221 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
