The Chelsea 272HGLLP-K8RK or 272HGLLPK8RK is a 272 Series 6-Bolt Hot Shift Power Take-Off Assembly from Parker Chelsea. The 272 Series consolidates multiple earlier medium-duty PTO lines into a single platform rated for up to 300 lb-ft of intermittent torque and continuous-duty operation. It supports both pneumatic and hydraulic shift with an integral air control valve, and the flanges are rotatable for flexible installation. Output shaft options across the 272 Series include round shaft configurations with keyed outputs. The series is suited for aerial, construction, towing and recovery, and water truck applications. Call us to confirm proper fit for your specific transmission and application.
Features
Chelsea 272 Series 6-Bolt Hot Shift PTO Assembly
Intermittent torque rating up to 300 lb-ft (401-500 Nm)
Pneumatic or hydraulic shift with integral air control valve
Rotatable flanges for flexible mounting configurations
Continuous-duty torque rating available (de-rate 30% from intermittent rating)
Smart Start option available for high-torque start-up conditions
Suited for 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)
- Continuous Torque: De-rate intermittent rating by 30% (see application pages for actual ratings)
- Lubricant Options: X = No Pressure Lube, P = Pressure Lube, W = Wet Spline
- Output Shaft Type: Round Shaft (1 in. with 1/4 in. key) or Round Shaft (1-1/4 in. with 5/16 in. key)
Additional Information
The Chelsea 272 Series replaces and consolidates the earlier 230, 231, 236, 238, 270, and 271 Series medium-duty hot shift PTOs into a single updated platform. The series offers 9 speed ratios and 18 shift options. Direct mount outputs are available with optional Wet-Spline technology for extended PTO and pump shaft service life. Driveshaft outputs include the Smart Start feature for high-torque engagement conditions. Common market applications include aerial equipment, construction equipment, towing and recovery, and water trucks. Not sure this is your part? Give us a call and we can help confirm the right fit for your transmission.Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
