The Chelsea 272 Series PTO Assembly, part number 272XAAJP-G3BD or 272XAAJPG3BD, is a 6-bolt hot shift power take-off built for medium-duty truck applications. The 272 Series consolidates multiple earlier Chelsea PTO lines into a single, flexible platform offering nine speed ratios and eighteen shift configurations. This assembly supports both pneumatic and hydraulic shift options and comes with an integral air control valve. The series handles intermittent torque ratings from 201 to 300 lb-ft, with output power exceeding 56 HP. Common application markets include aerial equipment, construction, towing and recovery, and water trucks. Call us to confirm proper fit for your transmission and application.
Features
Chelsea 272 Series 6-bolt mounting configuration
Hot shift operation with pneumatic or hydraulic shift options
Integral air control valve included
Intermittent torque rating: 201 to 300 lb-ft (401 to 500 Nm)
Output power: 56+ HP (41 to 50 kW)
Smart-Start option supports high-torque start-up conditions
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Pneumatic or Hydraulic
- Intermittent Torque: 201 to 300 lb-ft (401 to 500 Nm)
- Output Power: 56+ HP (41 to 50 kW)
- Output Shaft Type: Round Shaft (1 in. with 1/4 in. key) or Round Shaft (1-1/4 in. with 5/16 in. key)
- Speed Ratios Available: 9
- Shift Configurations Available: 18
Additional Information
Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
