The Chelsea 272XMITX-A3XD is a 272 Series hot shift power take-off assembly using a 6-bolt mounting configuration. The 272 Series consolidates multiple earlier Chelsea PTO lines into a single medium-duty platform capable of up to 300 lb-ft of intermittent torque and rated above 56 HP output. The series supports both pneumatic and hydraulic shift options and includes an integral air control valve. Output shaft options across the 272 Series include round shaft formats with either a 1-1/4 in. key or a 5/16 in. key. Applications include aerial, construction equipment, towing and recovery, and water trucks. Call us to confirm proper fit for your specific transmission and application.
Features
6-bolt mounting configuration for medium-duty hot shift applications
Up to 300 lb-ft intermittent torque rating (272 Series)
Pneumatic or hydraulic shift with integral air control valve
Compatible with aerial, construction, towing and recovery, and water truck applications
Rotatable flanges for flexible installation
Smart-Start option available for high-torque start-up conditions
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Pneumatic or Hydraulic
- Intermittent Torque (Series): 201 to 300 lb-ft (401 to 500 Nm)
- Output Power (Series): 56+ HP (41 to 50 kW)
- Output Shaft Type: Round Shaft with 1-1/4 in. key or 5/16 in. key
- Lubricant Options: X = No Pressure Lube, P = Pressure Lube, W = Wet Spline
Additional Information
The Chelsea 272 Series consolidates the earlier 230, 231, 236, 238, 270, and 271 PTO series into one platform. It offers nine speed ratios and eighteen shift options, making it adaptable across a wide range of direct-mount and driveshaft output configurations. The Wet-Spline option extends PTO and pump shaft service life on direct-mount setups. The Smart-Start feature supports reliable engagement under high-torque start-up loads common in towing, recovery, and construction applications. Part number 272XMITX-A3XD or 272XMITXA3XD is sold by Pro Gear and Transmission. Call us to confirm the correct fit for your transmission and equipment.Parts manual and diagrams: Chelsea 272 Series PTO parts list with prices
