The Chelsea 272 Series Power Take-Off Assembly, part number 272NDHVP-D3RK or 272NDHVPD3RK, is a 6-bolt hot shift PTO built for medium-duty applications including aerial equipment, construction, towing and recovery, and water trucks. The 272 Series supports up to 300 lb-ft of intermittent torque and consolidates the earlier 230, 231, 236, 238, 270, and 271 series into a single platform. It is available with pneumatic or hydraulic shift and comes with an integral air control valve. The series offers nine speed ratios and eighteen shift options, with rotatable flanges for flexible installation. Output shaft options include round shaft configurations with key drives. Call us to confirm proper fit for your transmission and application.
Features
Chelsea 272 Series 6-bolt hot shift PTO Assembly
Up to 300 lb-ft intermittent torque capacity
Pneumatic or hydraulic shift with integral air control valve
Nine speed ratios and eighteen shift options
Rotatable flanges for flexible installation
Compatible with aerial, construction, towing and recovery, and water truck applications
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Pneumatic or Hydraulic
- Intermittent Torque: 201-300 lb-ft (401-500 Nm)
- Output Power: 56+ HP (41-50 kW)
- Output Shaft Type: Round shaft with key drive
- Speed Ratios: 9 available
- Shift Options: 18 available
- NMFC Code: 128520 (Hydraulic PTOs, Pumps, Motors)
Additional Information
The Chelsea 272 Series was developed to replace and consolidate several earlier Chelsea medium-duty PTO series: the 230, 231, 236, 238, 270, and 271. Direct mount outputs are available with optional Wet-Spline technology for extended PTO and pump shaft service life. Driveshaft output configurations include the Smart-Start option, designed for high-torque start-up conditions. The 272 Series is used across aerial, construction equipment, defense, material handling, water drilling, towing and recovery, and other mobile equipment markets. Part number 272NDHVP-D3RK is also referenced as SP272NDHVP-D3RK in some catalog systems.Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
