The Chelsea 272 Series Power Take-Off Assembly, part number 272RBKUP-B3RF or 272RBKUPB3RF, is a 6-bolt hot shift PTO built for medium-duty hydraulic and pneumatic-shift applications. The 272 Series consolidates several earlier Chelsea PTO lines into a single versatile platform, offering nine speed ratios and eighteen shift configurations. Intermittent torque capability reaches 300 lb-ft, with output power exceeding 56 HP. The series supports direct-mount and driveshaft output styles, with an integral air control valve included. Typical applications span aerial, construction equipment, towing and recovery, and water truck service. Call us to confirm proper fit for your transmission and application.
Features
6-bolt hot shift mounting configuration
Up to 300 lb-ft intermittent torque capacity (201-300 lb-ft range)
Pneumatic or hydraulic shift options available
Integral air control valve included
Nine speed ratios and eighteen shift configurations within the 272 Series
Compatible with aerial, construction, towing and recovery, and water truck applications
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 (1-1/4" - 5/16" Key) or Round Shaft (1" - 1/4" 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.
