The Chelsea 272XAAJX-A3BV or 272XAAJXA3BV is a 272 Series hot shift power take-off assembly built on a 6-bolt mounting pattern. The 272 Series consolidates several earlier medium-duty PTO lines into a single platform rated for up to 300 lb-ft of intermittent torque and continuous-duty operation across nine available speed ratios. Shift options include pneumatic or hydraulic, and the series comes standard with an integral air control valve. Output choices include round shaft configurations with key drives. The 272 Series is suited for aerial, construction, towing and recovery, and water truck applications. Call us to confirm proper fitment for your transmission and application.
Features
Chelsea 272 Series 6-bolt hot shift PTO assembly
Up to 300 lb-ft intermittent torque capability
Pneumatic or hydraulic shift with integral air control valve
Continuous-duty torque rating
Wet-spline output option for extended PTO and pump shaft service life
Smart-Start option available for high-torque start-up conditions
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Pneumatic or Hydraulic
- Intermittent Torque: 201-300 lb-ft (401-500 Nm)
- Output Power: 56+ HP (41-50 kW)
- Output Shaft Type: Round shaft with key drive
- Speed Ratios Available: 9
- Lubricant Options: No pressure lube, pressure lube, or wet spline
Additional Information
The Chelsea 272 Series consolidates the earlier 230, 231, 236, 238, 270, and 271 PTO lines into one medium-duty platform. Common applications include aerial equipment, construction machinery, towing and recovery vehicles, and water trucks. The series supports both direct-mount and driveshaft output configurations. Rotatable flanges allow flexible installation orientation. The Smart-Start feature manages high-torque engagement conditions, and the wet-spline option reduces wear at the PTO-to-pump interface. Part number 272XAAJX-A3BV is sold individually. Not sure this is the right PTO for your setup? Give us a call.Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
