The Chelsea 272 Series power take-off assembly, part number 272GDHVP-B3RY or 272GDHVPB3RY, is a 6-bolt hot shift PTO designed for medium-duty truck applications in aerial, construction, water truck, and towing and recovery service. The 272 Series supports up to 300 lb-ft of intermittent torque and offers both pneumatic and hydraulic shift options. It comes with an integral air control valve and rotatable flanges for flexible installation. Output shaft options in the 272 Series include round shaft configurations with keyway. The 272 Series also incorporates optional Wet-Spline technology for extended PTO and pump shaft service life. Call us to confirm proper fit and shift configuration for your application.
Features
Chelsea 272 Series 6-bolt mounting configuration
Hot shift operation with pneumatic or hydraulic shift options
Intermittent torque rating up to 300 lb-ft (401-500 Nm)
Integral air control valve included
Rotatable flanges for flexible installation
Optional Wet-Spline technology for extended PTO and pump shaft life
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Pneumatic or Hydraulic (Hot Shift)
- Intermittent Torque: 201-300 lb-ft (401-500 Nm)
- Output Power: 56+ HP (41-50 kW)
- Output Shaft Type: Round shaft with keyway (1 in. with 1/4 in. key, or 1-1/4 in. with 5/16 in. key)
- Lubricant Options: No Pressure Lube, Pressure Lube, or Wet Spline
Additional Information
The Chelsea 272 Series consolidates several earlier medium-duty PTO series into one platform, replacing the 230, 231, 236, 238, 270, and 271 series. The 272 Series offers nine speed ratios and eighteen shift options, making it adaptable across a wide range of truck transmission configurations. The Smart Start option is available for high-torque start-up conditions on driveshaft output configurations. Markets served include aerial work, construction equipment, defense, material handling, water drilling, and towing and recovery.Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
